In This Post we are  providing Chapter-2 Morphology of Flowering Plants 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 MORPHOOGY OF FLOWERING PLANTS

Question 1.
In tamarind, the pinnate leaf is
(a) bipinnate
(b) tripinnate
(c) paripinnate
(d) imparipinnate

Answer: (a) bipinnate

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Question 2.
Artabotrys is a hook climber in which the hooks are modified
(a) inflorescence axis
(b) petiole
(c) roots
(d) stipules

Answer: (a) inflorescence axis

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Question 3.
Exceptional roots of Cuscuta are
(a) haustorial
(b) coralloid
(c) mycorrhizal
(d) all of the above

Answer: (a) haustorial

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Question 4.
The petiole is swollen and spongy in
(a) Nepenthes
(b) Trapa
(c) Clematis
(d) all of the above

Answer: (b) Trapa

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Question 5.
Which one of the following plants dose not have root – pockets
(a) Pistia
(b) Lemma
(c) Ficus
(d) Eichhornia

Answer: (c) Ficus

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Question 6.
The largest petal overlaps the lateral ones in _________ aestivation.
(a) Papilionaceous
(b) Valvate
(c) Twisted
(d) Imbricate

Answer: (a) Papilionaceous
Explanation:
In pea and bean flowers, there are five petals, the largest overlaps the two lateral petals which in turn overlaps the two smallest anterior petals. This is called Vexillary or papilionaceous aestivation.

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Question 7.
In Lathyrus, the leaves are modified into
(a) thorns
(b) cladodes
(c) tendrils
(d) spines

Answer: (c) tendrils

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Question 8.

Label the parts of a monocot seed.
(a) A.Endosperm, B. Scutellum, C. Radicle, D. Coleoptile, E. Plumule
(b) A.Endosperm, B. Coleoptile, C. Scutellum, D. Radicle, E. Plumule
(c) A.Endosperm, B. Scutellum, C. Coleoptile, D. Radicle, E. Plumule
(d) A.Endosperm, B. Scutellum, C. Coleoptile, D. Plumule, E. Radicle

Answer: (d) A.Endosperm, B. Scutellum, C. Coleoptile, D. Plumule, E. Radicle
Explanation:

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Question 9.
Potato tuber is an underground stem because
(a) it lacks chlorophyll
(b) it is swollen
(c) it possesses axillary buds
(d) it stores starch as reserve food material

Answer: (c) it possesses axillary buds

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Question 10.
Floating roots are characteristic of
(a) Tinospora
(b) Jussiaea
(c) Viscum
(d) Vanda

Answer: (b) Jussiaea

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Question 11.
Thorns and spines are
(a) homologous organs
(b) analogous organs
(c) thorn is homologous while spine is analogous
(d) spine is homologous while is analogous

Answer: (d) A

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Question 12.
Which of the following picture shows fibrous root system?

Answer: (d)

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Question 13.
In which of the following plants stems do not store the food material
(a) potato
(b) ginger
(c) onion
(d) colocasia

Answer: (c) onion

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Question 14.
In banana, the stem is
(a) underground only
(b) both underground and aerial
(c) absent
(d) aerial only

Answer: (a) underground only

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Question 15.
Stem modified to perform the function of a leaf and having many internodes is called as
(a) phylloclade
(b) cladode
(c) offset
(d) phyllode

Answer: (a) phylloclade

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