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Class 12 Biology Practice Test: Organisms and Populations - Adaptations
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Class 12 Biology Practice Test: Organisms and Populations - Adaptations
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25 Questions

1. What are the populations of the different species which live and interact together in the ecosystem called?
2. What is an adaptation for climbing and balancing called?
3. Which is the adaptive radiation is used by poikilotherms to protect against extreme heat?
4. Among the following whose feature is a hollow body with pneumatic or spongy bones?
5. What is an adaptation for flying called?
6. Through which part does photosynthesis occur in xerophytes?
7. Which one among the following statements is incorrect?
8. What are the modifications of the organisms living on the land for their survival called?
9. Which among the following is a characteristic of arboreal adaptation?
10. What is an adaptation for an aquatic mode of life called?
11. In which plants do sunken stomata is seen?
12. Which of the following is an adaptation for running?
13. What are the interactions between organisms in a community called?
14. Which of the following has adapted for desert adaptation?
15. What is a population?
16. In which plants do stomata open at night?
17. What is an attribute of the organism that enables the organism to survive and reproduce in its habitat called?
18. What are plants adapted to grow in the sand called?
19. Where are stomata present in submerged hydrophytes?
20. Which of the following animal excretes solid urine?
21. In which plants mechanical tissue is best developed?
22. Which among the following has adapted for arboreal adaptation?
23. What are the plants living in the desert called?
24. What is an adaptation for survival in the desert called?
25. In which organisms left ovary and oviduct are present?

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