1) Assertion-Earth’s large area covered with the different forms of water
Reason- more amount of water present on earth surface as well it also found in the form of ice.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans -Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
2) Assertion-Earth’s large area covered with the different forms of water
Reason- All plants need water hence water quantity is high on earth.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
3) Assertion-Earth’s large area covered with the different forms of water
Reason- water is the universal solvent.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans- Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
4) Assertion-Only 25% water found on earth
Reason-Ethanol is the universal solvent.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
5) Assertion-Ethanol is the universal solvent.
Reason- Only 25% water found on earth
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
6) Assertion-water is the universal solvent.
Reason- Earth’s large area covered with the different forms of water
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
7) Assertion-life is not existed on Venus and mars.
Reason- Mars and Venus are closest planets to earth.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion
8) Assertion-life is not existed on Venus and mars.
Reason- Mars and Venus are made up of different kinds of gaseous.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
9) Assertion-life is not existed on Venus and mars.
Reason- Mars and Venus are made up of warm water.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
10) Assertion-life is not existed on Venus and mars.
Reason- Mars and Venus are made up of warm rocks.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
11) Assertion-all kinds of biodiversity lived in planets Mars and Venus.
Reason-Mars and Venus are made up of warm water.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans- Both Assertion and Reason are false.
12) Assertion-Mars and Venus are made up of warm water.
Reason- all kinds of biodiversity lived in planets Mars and Venus.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
13) Assertion-life is not existed on Venus and mars.
Reason- air, water, soil are major parameters which responsible for life.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
14) Assertion-life is not existed on Venus and mars.
Reason- Environment of Venus and Mars are not familiar to the birth of life.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
15) Assertion-Environment of Venus and Mars are not familiar to the birth of life.
Reason- life is not exist on Venus and mars.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
16) Assertion-Eukaryotic cells and many prokaryotic cells needs oxygen for break down of glucose molecule.
Reason- Glucose molecule gives energy to the eukaryotic as well prokaryotic cells.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
17) Assertion-Eukaryotic cells and many prokaryotic cells needs oxygen for breakdown of glucose molecule.
Reason- Oxygen breaks glucose molecule in simplest form which get easily absorb by eukaryote and prokaryotic cells.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
18) Assertion-Eukaryotic cells and many prokaryotic cells needs oxygen for break down of glucose molecule.
Reason-Oxygen is intermediate molecule of glucose.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
19) Assertion-Oxygen breaks glucose molecule in simplest form which get easily absorb by eukaryote and prokaryotic cells.
Reason- Eukaryotic cells and many prokaryotic cells needs oxygen for breakdown of glucose molecule.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
20) Assertion-Eukaryotic cells and many prokaryotic cells needs oxygen for breakdown of glucose molecule.
Reason- Glucose is the soft molecule hence it wants oxygen for breakdown.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
21) Assertion-Eukaryotic cells and many prokaryotic cells needs nitrogen for breakdown of glucose molecule.
Reason- Glucose is the soft molecule hence it wants oxygen for breakdown.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
22) Assertion-Many marine animals need calcium carbonate for their body building.
Reason- Marine organisms makes their kidney part from calcium carbonate.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
23) Assertion-Many marine animals need calcium carbonate for their body building.
Reason- Marine organisms makes their bones part from calcium carbonate.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans- Assertion is true but Reason is false.
24) Assertion-Many marine animals need calcium carbonate for their body building.
Reason- Marine organisms makes their shells with the help of calcium carbonate.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
25) Assertion-acid rain is very dangerous to health.
Reason- Nitrogen oxide and sulphoxide are produces by burning fuels which responsible for many health issues.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
26) Assertion-Nitrogen oxide and sulphoxide are produces by burning fuels which responsible for many health issues.
Reason-acid rain is very dangerous to health.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
27) Assertion-acid rain is very dangerous to health.
Reason- Acid rain spreads corona virus hence it dangerous to health.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
28) Assertion-acid rain is very dangerous to health.
Reason- Acid rain makes soil infertile.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
29) Assertion-acid rain is very dangerous to health.
Reason- Acid rain responsible for body pain.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
30) Assertion-Some aquatic organisms do breathe inside the water.
Reason-Aquatic organisms have good moisty skin.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
31) Assertion-Some aquatic organisms do breathe inside the water.
Reason- Aquatic organisms have different kind of nasal system to do respiration.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
32) Assertion-After many years big rocks get converts into small pieces in the presence of sunlight.
Reason-Sun gives ultraviolet rays through the ozone layer.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
33) Assertion-After many years big rocks get converts into small pieces in the presence of sunlight.
Reason- Sun is main energy source of our life.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
34) Assertion-After many years big rocks get converts into small pieces in the presence of sunlight.
Reason- Sun produces very warm radiations on rocks results soil formation.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
35) Assertion-After many years big rocks get converts into small pieces in the presence of sunlight.
Reason- Sun heats rocks during the day so that they expand at night, and contract when they cool. So, the rate of contraction and expansion are mismatch results big rock converts into small piece.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
36) Assertion-Soil formation is the natural process.
Reason- Sun, water, wind and living organism are the major factors which responsible for soil formation.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
37) Assertion-Sun, water, wind and living organism are the major factors which responsible for soil formation.
Reason- Soil formation is the natural process.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
38) Assertion-Soil formation is the man-made process.
Reason-Air water and shelter are the major factors which responsible for soil formation.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
39) Assertion-Air water and shelter are the major factors which responsible for soil formation.
Reason-Soil formation is the man-made process.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
40) Assertion-Pesticides makes soil infertile.
Reason- Pesticides destroy the soil structure by killing the soil microorganisms that recycle nutrients in the soil.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
41) Assertion-Pesticides makes soil infertile.
Reason- Pesticides releases chemicals inside the organism’s body.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
42) Assertion-Fertilizers makes soil infertile.
Reason- fertilizers releases chemicals inside the organism’s body.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
43) Assertion-Fertilizers and pesticides makes soil infertile.
Reason-Pesticides and fertilizers destroy humus present in the soil.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
44) Assertion-Manure makes soil infertile.
Reason- Manure releases chemicals inside the organism’s body.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
45) Assertion-Manure releases chemicals inside the organism’s body.
Reason- Manure makes soil infertile.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Reason-Both Assertion and Reason are false.
46) Assertion-Deforestation leads soil erosion.
Reason- Roots of plants holds soil tightly hence prevent soil erosion.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
47) Assertion-Deforestation leads soil erosion.
Reason-Roots of plants holds water tightly hence soil erosion get prevented.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
48) Assertion-Deforestation leads soil erosion.
Reason- Roots of plants minerals tightly results soil pollution.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
49) Assertion-degradation leads soil erosion.
Reason- Roots of plants minerals tightly results soil pollution.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
50) Assertion-Roots of plants minerals tightly results soil pollution.
Reason-degradation leads soil erosion.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
51) Assertion-The percentage of carbon dioxide in atmosphere is more as compared to other molecule.
Reason-water is made up of carbon dioxide hence it is present in large quantity on earth.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
52) Assertion-The percentage of carbon dioxide in atmosphere is more as compared to other molecule.
Reason- Industrialization getting increasing day to day life hence requirement of fossil fuels also increases which produces more no. Of carbon dioxide molecule.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
53) Assertion-The percentage of carbon dioxide in atmosphere is more as compared to other molecule.
Reason- plants and animals need calcium carbonate for breathing purpose.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
54) Assertion-The percentage of carbon dioxide in atmosphere is more as compared to another molecule.
Reason- Carbon dioxide enhances soil fertility.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
55) Assertion-the percentage of uranium in atmosphere is more as compared to another molecule.
Reason- Carbon dioxide enhances soil fertility.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
56) Assertion-Carbon dioxide enhances soil fertility.
Reason-the percentage of uranium in atmosphere is more as compared to another molecule.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
57) Assertion-our biodiversity needs large amount of energy source which they take from sun.
Reason- biodiversity is made by two components abiotic and biotic.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
58) Assertion-our biodiversity needs large amount of energy source which they take from sun.
Reason- flora and fauna needs oxygen for body functioning.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
59) Assertion-our biodiversity needs enough amount of oxygen for body functioning.
Reason- excessive oxygen is responsible for forest fire.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans- Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
60) Assertion-our biodiversity needs enough amount of oxygen for body functioning.
Reason- excessive under water present in forest cause forest fire.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
61) Assertion-our biodiversity needs enough amount of oxygen for body functioning.
Reason- excessive soil present in forest cause forest fire.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
62) Assertion- water is made up of biotic and abiotic factor.
Reason-excessive under water present in forest cause forest fire.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
63) Assertion-excessive under water present in forest cause forest fire.
Reason-water is made up of biotic and abiotic factor.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
64) Assertion-we get oxygen from plants.
Reason- photosynthesis is the food making process of plants where they releases oxygen molecule into atmosphere.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
65) Assertion- Elemental oxygen does not found in the monoatomic form.
Reason- Elemental oxygen always lived in the diatomic form.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
66) Assertion-Elemental oxygen does not find in the monoatomic form.
Reason- Oxygen is one of the major elements present in the water
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
67) Assertion-Elemental oxygen does not find in the monoatomic form.
Reason- Elemental oxygen formed molecule with the hydrogen results ammonia.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
68) Assertion-Elemental oxygen does not find in the monoatomic form.
Reason- Elemental oxygen takes part of formation to make ozone
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
69) Assertion-Elemental oxygen takes part of formation to make ozone
Reason- Elemental oxygen does not found in the monoatomic form.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are false.
70) Assertion-Ozone layer is made up of oxygen molecule.
Reason- Oxygen molecule when combines with the elemental oxygen gives Ozone molecule.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
71) Assertion-Ozone layer is made up of oxygen molecule.
Reason- Oxygen molecule is universal molecule.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Assertion is true but Reason is false.
72) Assertion-Ozone layer is made up of oxygen molecule.
Reason-Ozone layer protects us from ultraviolet radiation.
a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.
b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
c) Assertion is true but Reason is false.
d) Both Assertion and Reason are false.
Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.
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