Sexual reproduction in flowering plants mcq for NEET

 

NEET Questions Class 12 Biology Chapter-2 Sexual Reproduction in Flowering Plants    

Sexual Reproduction in flowering plants is an important topic for students to learn. Previous years question papers have at least 3-4 questions arising from this topic. Hence, students must practice this topic if they wish to secure more marks in their NEET exams.

Important Previous year Questions For NEET Exam NCERT Biology Chapter-2

1. Persistent nucellus in the seed is known as     (2019)

A. Tegmen

B. Chalaza

C. Perisperm

D. hilum

2. What is the fate of the male gametes discharged in the synergid ?    (2019)

A. One fuses with the egg and other fuses with central cell nuclei

B. One fuses with the egg, other(s) degenerates in the synergid.

C. All fuse with the egg.

D. One fuses with the egg, other(s) fuse(s) with synergid nucleus.

3. Which one of the following statements regarding post-fertilisation development in flowering plants is incorrect ?             (2019)

A. Ovules develop into embryo sac.

B. Ovary develops into fruit

C. Zygote develops into embryo.

D. Central cell develops into endosperm

4. Which of the following has proved helpful in preserving pollen as fossils? (2018)

A. Pollenkitt

B. Cellulosic intine

C. Oil content

D. Sporopollenin

5. Winged pollen grains are present in      (2018)

A. Mustard

B. Cycas

C. Mango

D. Pinus.

6. Functional megaspore in an angiosperm develops into an    (2017) 

A. Endosperm

B. Embryo sac

C. Embryo

D. Ovule

7. Attractants and rewards are required for   (2017)

A. entomophily

B. hydrophily

C. cleistogamy

D. anemophily

8. Pollination in water hyacinth and water lily is brought about by the agency of  (2016)

A. water

B. insects or wind

C. birds

D. bats

9. Filiform apparatus is characteristic feature of         (2015)

A. aleurone cell

B. synergids

C. generative cell

D. nucellar embryo

10. Which one of the following shows isogamy with non-flagellated gametes ? (2014)

A. Sargassum

B. Ectocarpus

C. Ulothrix

D. Spirogyra

Answer Key

1-C    2-A    3-A    4-D    5-D    6-B    7-A    8-B    9-B    10-D

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