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Chapter 13 of 19
Important Questions

Skin: The Jack of all Trades — Important Questions

ICSE · Class 9 · Biology

43 important questions from Skin: The Jack of all Trades for ICSE Class 9 Biology, with answers. Includes multiple choice and multiple correct questions.

43 questions40 flashcards5 concepts

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A labeled sectional view of the human mammary gland, showing mammary lobes, alveoli, mammary ducts, mammary ampulla, lactiferous ducts, nipple, areola, fat, and muscles (pectoralis major, ribs).
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43 Questions·
multiple choicemultiple correct

Important Questions from Skin: The Jack of all Trades

1multiple correct

Which of the following are primary functions of human skin?

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Protection from mechanical shocks, Temperature regulation, Sensation of touch and pain, Synthesis of Vitamin D

Skin performs multiple functions including protection, sensation, temperature regulation, and vitamin D synthesis. Digestion is not a function of skin but of the digestive system.

2multiple correct

Which of the following are derivatives of human skin?

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Hair, Nails, Sweat glands, Mammary glands

Hair, nails, sweat glands, sebaceous glands, and mammary glands are all derivatives of skin. Teeth are not skin derivatives.

3multiple choice

The oily secretion produced by sebaceous glands is called:

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Sebum

Sebaceous glands produce sebum, an oily secretion that makes hair and skin waterproof and keeps the epidermis supple.

4multiple choice

Normal human body temperature is approximately:

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37°C

Normal human body temperature is about 37°C when measured in the mouth. It may be 1°C higher in rectum and 1°C lower in armpits.

+39 more questions on Skin: The Jack of all Trades (ICSE Class 9 Biology)

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Frequently Asked Questions

What are the important topics in Skin: The Jack of all Trades for ICSE Class 9 Biology?
Key topics in Skin: The Jack of all Trades include Functions of Skin, Structure of Skin, Pigmentation and Abnormal Conditions, Hair and Nails. Study these first, then practise questions on each for Class 9 exams.
How many important questions are there in Skin: The Jack of all Trades?
Super Tutor has 43 practice questions for Skin: The Jack of all Trades, including multiple choice, multiple correct questions. A sample with answers is on this page.

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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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