Skin The Jack of All Trades MCQs Answer Biology Class-9 ICSE Selina Publishers Solutions Chapter-13. Step By Step ICSE Selina Concise Solutions of Chapter-13 Skin The Jack of All Trades with Exercise-13 including MCQs, Very Short Answer Type, Short Answer Type, Long Answer Type and Structured/Application Questions Solved . Visit official Website CISCE for detail information about ICSE Board Class-9.
Skin The Jack of All Trades Exe-13 MCQs Answer Biology Class-9 ICSE Concise Selina Publishers
| Board | ICSE |
| Publications | Selina Publication |
| Subject | Biology |
| Class | 9th |
| Chapter-13 | Skin The Jack of All Trades |
| Book Name | Concise |
| Topics | Solution of A. MCQs Answer Type |
| Academic Session | 2023-2024 |
A. Multiple Choice Type
Skin The Jack of All Trades Class-9 Biology Concise Solutions
Page 141
Question 1. Choose the correct answer from the options given below:
(a) If for some reason the sebaceous glands fail to function,
(i) the body will not be able to regulate the body temperature
(ii) the skin will turn darker with more melanin
(iii) the hairs will fail to grow
(iv) the skin will turn dry and rough
Answer:
(iv) the skin will turn dry and rough
(b) Which one pair of two conditions includes both as abnormal conditions of skin pigmentation?
(i) Leucoderma, Ringworm
(ii) Albinism, Leucoderma
(iii) Baldness, Albinism
(iv) Rickets, Baldness
Answer:
(ii) Albinism, Leucoderma
(c) Which one out of the organs listed below, most actively functions in regulating our body temperature?
(i) Heart
(ii) Lungs
(iii) Skin
(iv) Stomach
Answer:
(iii) Skin
(d) Sweat glands are situated in:
(i) Epidermis
(ii) Dermis
(iii) Both
(iv) None of the above
Answer:
(b) Dermis
(e) The epidermis is highly thickened in:
(i) Eyelid
(ii) Thigh
(iii) Lip
(iv) Palm
Answer:
(iv) Palm
(f) The sense organ which belongs to the integumentary system of our body is :
(i) Eyes
(ii) Tongue
(iii) Ears
(iv) Skin
Answer:
(iv) Skin
(g) Which of the following tissues stores fat in the lower parts of dermis?
(i) Stratified epithelium
(ii) Connective tissue
(iii) Adipose tissue
(iv) Muscular tissue
Answer:
(iii) Adipose tissue
(h) The visible part of the hair is:
(i) Hair bulb
(ii) Hair follicle
(iii) Hair papilla
(iv) Hair shaft
Answer:
(iv) Hair shaft
(i) The principal heat-regulating centre of our body is located in:
(i) Hypothalamus
(ii) Cerebrum
(iii) Thalamus
(iv) Cerebellum
Answer:
(i) Hypothalamus
(j) The activity of the mammary glands is related to which reproductive hormone:
(i) Progesterone
(ii) Prolactin
(iii) Oestrogen
(iv) Testosterone
Answer:
(ii) Prolactin
— : End of Skin The Jack of All Trades A. MCQs Answer Class-9 ICSE Biology Solutions :–
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