TextBook Solutions for Nagaland Board Class 11 Biology Chapter 7 Structural Organisation In Animals

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TextBook Solutions for Nagaland Board Class 11 Biology Chapter 7 Structural Organisation In Animals

Question 1

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Answer in one word or one line.

(i) Give the common name of Periplanata americana.

Solution

Cockroach

Question 2

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Answer in one word or one line.

(ii) How many spermathecae are found in earthworm?

Easy

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Question 3

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Answer in one word or one line.

(iii) What is the position of ovaries in cockroach?

Easy

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Question 4

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Answer in one word or one line.

(iv) How many segments are present in the abdomen of cockroach?

Easy

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Question 5

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Answer in one word or one line.

(v) Where do you find Malpighian tubules?

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Question 6

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Answer the following

(i) What is the function of nephridia?

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Question 7

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Answer the following:

(ii) How many types of nephridia are found in earthworm based on their location?

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Question 8

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Draw a labelled diagram of the reproductive organs of an earthworm.

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Question 9

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Draw a labelled diagram of alimentary canal of a cockroach.

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Question 10

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Distinguish between the following

(a) Prostomium and peristomium