Sexual Reproduction in Flowering Plants Class 12 MCQs Questions with Answers

1. Plants with ovaries having only one or a few ovules are generally pollinated by

2. The total number of nuclei involved in double fertilisation in angiospersm are

3. Endospermic seeds are found in

4. Polyembryony commonly occurs in

5. An egg apparatus contains

6. A microspore is a

7. Which of the following is not a water pollinated plant ?

8. Heterostyly as a contrivance for cross-pollination is found in

9. Triple fusion in Capsella bursa pastoris is fusion of male gamete with

10. Functional megaspore in an angiosperm develops into _____

11. The anther wall consists of four wall layers where

12. Both chasmogamous and cleistogamous flowers are present in

13. Which phase of the life cycle is dominant in the individuals of angiosperms?

14. Seed formation without fertilization in flowering plants involves the process of _____

15. Mature ovules are classified on the basis of funiculus. If micropyle comes to lie close to the funiculus the ovule is termed as

16. The portion of embryonal axis between plumule (future shoot) and cotyledons is called

17. Carpel is formed of

18. Plant embryo develops from

19. One of the most resistant biological material present in the exine of pollen grain is

20. Name the type of tissue present in the fertilized ovules of Angiospermic plants that supplies food and nourishment to the developing embryo is