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Chapter 13 of 19
Practice Quiz

Skin: The Jack of all Trades — Practice Quiz

ICSE · Class 9 · Biology

Try a 4-question quiz on Skin: The Jack of all Trades for ICSE Class 9 Biology: tap an answer to check it and see why.

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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Quick Quiz: Skin: The Jack of all Trades

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1

What percentage of an adult human's total body weight does the skin account for?

2

The outermost layer of the epidermis is called:

3

Melanin pigment in human skin is primarily found in which layer?

4

The dermis contains all of the following structures EXCEPT:

43 Questions·
multiple choicemultiple correct

Sample Questions

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 practice questions are there for Skin: The Jack of all Trades?
There are 43 questions on Skin: The Jack of all Trades. Try the 4-question sample quiz on this page first; each answer shows an explanation when you tap it.

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

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