In This Post we are  providing Chapter-3 Plant Kingdom NCERT MCQ for Class 11 Biology which will be beneficial for students. These solutions are updated according to 2021-22 syllabus. These MCQS  can be really helpful in the preparation of Board exams and will provide you with a brief knowledge of the chapter.

NCERT MCQ ON PLANT KINGDOM

Question 1 : In Chlorophyceae, sexual reproduction occurs by

• a) isogamy, anisogamy and oogamy
• b) oogamy only
• c) anisogamy and oogamy
• d) isogamy and anisogamy

Answer : isogamy, anisogamy and oogamy

Question 2 : A water fern which is used as a green manure in rice fields is

• a) Azolla
• b) Mucor
• c) Salvinia
• d) Aspergillus

Answer : Azolla

Question 3 : The largest flower found is known as

• a) Rafflesia
• b) Musa
• c) Cauliflower
• d) Tecoma

Answer : Rafflesia

Question 4 : In fern, spores are formed in

• a) sporangium
• b) archegonium
• c) oogonium
• d) stomium

Answer : sporangium

Question 5 :  Laminaria (kelp) and Fucus (rock weed) are the examples of

• a) brown algae
• b) green algae
• c) golden brown algae
• d) red algae

Answer : brown algae

Question 6 :  People recovering from long illness are often advised to include the alga Spirulina in their diet because it

• a) is rich in proteins
• b) has antibiotic properties
• c) restores the intestinal microflora
• d) makes the food easy to digest

Answer : is rich in proteins

Question 7 : Which of the following cell organelle remains enveloped by a single unit membrane?

• a) Lysosomes
• b) Chloroplast
• c) Mitochondria
• d) Nucleus

Answer : Lysosomes

Question 8 : Algae have cell wall made up of

• a) cellulose, galactans and mannans
• b) hemicellulose, pectins and proteins
• c) pectins, cellulose and proteins
• d) cellulose, hemicellulose and pectins

Answer : cellulose, galactans and mannans

Question 9 :  Which plays an important role in the dispersal of spores in Funaria?

• a) Peristome and annulus
• b) Sporogonium
• c) Capsule
• d) Operculum

Answer : Peristome and annulus

Question 10 : Which one of the following is a correct statement ?

• a) Origin of seed habit can be traced in pteridophytes
• b) Antheridiophores and archegoniophores are present in pteridophytes
• c) In gymnosperms female gametophyte is free-living
• d) None of these

Answer : Origin of seed habit can be traced in pteridophytes

Question 11 : What is the similarity between gymnosperms and angiosperms ?

• a) Both have leaves, stem and roots
• b) Origin of ovule and seed is similar in both
• c) Endosperm is formed before fertilization in both
• d) Phloem of both have companian cells

Answer : Both have leaves, stem and roots

Question 12 : In Chlorophyceae, sexual reproduction occurs by

• a) isogamy, anisogamy and oogamy
• b) oogamy only
• c) anisogamy and oogamy
• d) isogamy and anisogamy

Answer : isogamy, anisogamy and oogamy

Question 13 : In gymnosperms, the ovule is naked because

• a) ovary wall is absent
• b) perianth is absent
• c) integuments are absent
• d) nucellus is absent

Answer : ovary wall is absent

Question 14 : How many meiotic division would be required to produce 101 female gametophytes in an angiosperm?

• a) 101
• b) 127
• c) 26
• d) None of these

Answer : 101

Question 15 : Which one of the following is the major difference between mosses and ferns ?

• a) Sporophytes of ferns live much longer as compared to the sporophytes of mosses.
• b) Vascular bundles of ferns show xylem vessels while those of mosses lack it
• c) Mosses are facultative aerobes while ferns are obligate aerobes.
• d) Ferns lack alternation of generation while mosses show the same.

Answer : Sporophytes of ferns live much longer as compared to the sporophytes of mosses.