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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. In which form does the frog excrete out the nitrogenous waste?
2. How many chambers are present in the heart of a cockroach?
3. Which of the following is an organ of hearing as well as balancing?
4. How can we trace earthworms?
5. Hepatic portal system and Renal portal system are present in the frog.
6. Where does the urinogenital duct open in the case of frogs?
7. How many types of nephridia are present in the earthworm?
8. 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
9. What are earthworms commonly called as?
10. In which of the following segments, setae are present?
11. Which of the following animals is an invertebrate?
12. How many chitinous teeth are present in the gizzard of cockroaches?
13. Which of the following does not pass through cloaca?
14. How can we distinguish the ventral surface of the earthworm by their dorsal surface?
15. Which of the following is not a part of the excretory system of frogs?
16. Segments 18-19 are called as clitellar segments.
17. What type of fertilization is exhibited by an earthworm?
18. Earthworm consists of an open type of circulatory system.
19. Where do the cockroaches generally live?
20. Which of the following segments is not involved in the formation of a genital pouch in male cockroaches?
21. How many spermathecal apertures are present in an earthworm?
22. In how many regions, is the body of earthworm divisible?
23. Organization helps in the efficient and coordinated working of different types of cells. True or false?
24. 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
25. In which of the following segments are the blood glands of an earthworm present?

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