Sexual Reproduction in Flowering Plants Class 12 MCQs Questions with Answers

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

2. A microspore is a

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

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

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

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

7. Both chasmogamous and cleistogamous flowers are present in

8. An egg apparatus contains

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

10. Carpel is formed of

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

12. The anther wall consists of four wall layers where

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

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

15. Functional megaspore in an angiosperm develops into _____

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

17. Polyembryony commonly occurs in

18. Endospermic seeds are found in

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

20. Plant embryo develops from