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Class 11 Biology Practice Test: Structural Organisations in Animals - Organs and Organ System
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Class 11 Biology Practice Test: Structural Organisations in Animals - Organs and Organ System
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25 Questions

1. Why are frogs not seen during peak summer and winter?
2. Organization helps in the efficient and coordinated working of different types of cells. True or false?
3. What types of tissues does the heart contain?
4. How many chitinous teeth are present in the gizzard of cockroaches?
5. What are earthworms commonly called as?
6. Where does the urinogenital duct open in the case of frogs?
7. Which of the following segments is not involved in the formation of a genital pouch in male cockroaches?
8. The body wall of an earthworm is made up of how many muscle layers?
9. What type of fertilization is exhibited by an earthworm?
10. In which of the following segments, setae are present?
11. Which of the following structures in the given diagram is responsible for secreting the outermost membrane of spermatophore?
Malpighian tubules in Alimentary Canal of Cockroach
12. In which of the following classes does the frog belong?
13. In how many segments is the body of cockroach divided?
14. By the use of which of the following structures, frogs capture food?
15. Why is the alimentary canal of frogs short?
16. How can we distinguish the ventral surface of the earthworm by their dorsal surface?
17. How many chambers are present in the heart of a cockroach?
18. Organs organize to form ______
19. In which of the following segments are the blood glands of an earthworm present?
20. In how many regions, is the body of earthworm divisible?
21. Which of the following labelled structures are responsible for the formation of the genital pouch?
Genital Chamber & Vestibulum in Male Reproductive System of a cockroach
22. How can we trace earthworms?
23. Earthworm consists of an open type of circulatory system.
24. Frogs exhibit sexual dimorphism.
25. How many spermathecal apertures are present in an earthworm?

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