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About how many times does the nymph of t...

About how many times does the nymph of the Periplaneta americana undergo moulting before becoming an adult ?

A

4

B

7

C

17

D

13

Text Solution

Verified by Experts

The correct Answer is:
D
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MODERN PUBLICATION-STRUCTURAL ORGANISATION IN ANIMALS-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS) (MULTIPLE CHOICE QUESTIONS)
  1. In Earthworms setae are present in all segments except

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  2. In the diagram of the reproductive system of earthworm A, B, C, D and ...

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  3. About how many times does the nymph of the Periplaneta americana under...

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  4. Fibroblasts, macrophages and mast cells are seen in

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  5. Read the statements with regard to frog. Which of the statement(s) is/...

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  6. Stratified epithelium is found in :

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  7. Pheretima and its close relatives derive nourishment from

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  8. Compared to those of humans, the erythrocytes in frog are

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  9. Select the correct statement from the ones given below with respect to...

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  10. What is common between earthworm and Periplaneta?

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  11. The ingrowth of exoskeleton in the head of cockroach is called

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  12. Which of the following is absent in the coelomic fluid of earthworm ?

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  13. Myoglobin is present in

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  14. A polysaccharide constituent found in the matrix of cartilage is:

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  15. In which segment in earthworm, the ovary is present?

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  16. Blood-brain barrier is formed by

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  17. Ommatidia serve the purpose of photoreception in

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  18. The secretion of tears, milk sweat and oil are functions of which of t...

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  19. Collagen fibres are characteristic of which tissue?

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  20. Which one of the following salts predominates in bone matrix?

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