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Class 12 Biology: Reproduction in Organisms
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MCQs on organisms reproduction, asexual reproduction types, sexual and asexual reproduction, fertilisation events, pre and post fertilisation events in sexual reproduction.

Class 12 Biology: Reproduction in Organisms
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25 Questions

1. What is phase when the organism is old enough to reproduce known as?
2. In flowering plants, where is the zygote formed?
3. Which type of plants flower only once?
4. What are the cells in diploid organisms that undergo meiosis called?
5. Which vegetative propagation does the following image depict?
Vegetative propagation by leaves diagram
6. Which of the following is an example of a unisexual organism?
7. Cucurbits and coconuts are examples of _______
8. In which plant species is it difficult to define the different phases (juvenile, reproductive phase)?
9. What is the disadvantage of parthenogenesis?
10. What are the male organs in a flowering plant called?
11. What is the thick wall developed on a fruit called?
12. What is development of embryo called?
13. What are animals in which zygote development happens outside the body called?
14. What are the 2 main pre fertilization events?
15. Zygote divides by ______ to form haploid spores.
16. What is the period from birth to natural death of an organism known as?
17. Which of the following is commonly known as walking fern?
18. Which type of vegetative propagation does the following image depict?
Tuber of a potato diagram
19. From where do rhizomes arise?
20. What is the period of growth known as in plants?
21. Which of the following is a vegetative propagation by sub aerial stems?
22. The parthenogenesis is also called as ________
23. What is the most important event in sexual reproduction?
24. Gametes in all ____ species are of 2 types.
25. Which of the following is not an example of sub aerial vegetative propagation?

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