Sexual Reproduction in Flowering Plants Class 12 MCQs Questions with Answers

1. Carpel is formed of

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

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

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

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

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

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

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

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

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

11. An egg apparatus contains

12. Plant embryo develops from

13. Both chasmogamous and cleistogamous flowers are present in

14. Endospermic seeds are found in

15. Polyembryony commonly occurs in

16. Functional megaspore in an angiosperm develops into _____

17. The anther wall consists of four wall layers where

18. A microspore is a

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

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