Biology Practice: Reproduction in Plants (Mock Test 3 - Advanced Mechanisms)
1. Double Fertilization involves two fusions. The first fusion produces the Zygote, while the second fusion (Triple Fusion) produces the:
2. Which of the following describes 'Geitonogamy'?
3. What is the biological advantage of 'Cross-Pollination' over 'Self-Pollination'?
4. The chemical secretion of the stigma that stimulates the germination of the pollen grain is mainly composed of:
5. In 'Double Fertilization', the Triple Fusion specifically involves the fusion of one male gamete with:
6. 'Dichogamy' is a mechanism to prevent self-pollination where:
7. Which of the following is the correct path of the pollen tube after it enters the stigma?
8. In a 'Biparental' cross, the process of removing anthers from a bisexual flower to prevent self-pollination is:
9. During seed germination, the 'Micropyle' serves an important role by:
10. 'Cleistogamous' flowers are those which:
11. A mature 'Embryo Sac' in most flowering plants consists of how many cells and nuclei?
12. What is the function of the 'Synergids' located near the egg cell?
13. In 'Epigeal Germination', which part of the embryo grows rapidly to push the cotyledons above the soil?
14. 'Vivipary' is a special type of germination seen in Mangroves where:
15. The 'Exine' of a pollen grain is highly resistant to environmental damage because it is made of:
16. Protandry is a type of dichogamy where:
17. Which of the following is a characteristic of 'Entomophilous' (insect-pollinated) pollen grains?
18. The formation of fruits without the process of fertilization is called Parthenocarpy. Such fruits are usually:
19. In 'Hypogeal Germination', the cotyledons:
20. The wall of the mature ovary after fertilization transforms into the:
