Sexual Reproduction in Flowering Plants Class 12 MCQs Questions with Answers

1. The anther wall consists of four wall layers where

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

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

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

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

6. A microspore is a

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

8. Carpel is formed of

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

10. Endospermic seeds are found in

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

12. An egg apparatus contains

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

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

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. Plant embryo develops from

17. Polyembryony commonly occurs in

18. Both chasmogamous and cleistogamous flowers are present in

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

20. Functional megaspore in an angiosperm develops into _____