Chhattisgarh State Class 6 Science Chapter 9 Solution

Chhattisgarh State Class 6 Science Chapter 9 Solution

Chhattisgarh State Board Class 6 Science Chapter 9 Structure and Functions of Living Organisms – II Exercise Multiple Choice, Fill in the Blanks, Questions and Answers here.

(1)

1.) We have ( 4 ) types of teeth .

2.) The liquid waste that is excreted out is called ( urine ) .

3.) The eyes are a type of ( sense ) organ .

4.) The ( heart ) is the main organ of the circulatory system .

5.) ( Dog ) is an example of an animal that gives birth to young ones .

(2)  

1.) Saliva – Digestion

2.) Lungs – Breathing

3.) Blood – Circulation

4.) Kidney – Excretion

5.) Testes – Reproduction

6.) Brain –  Voluntary system

7.) Skin – Sense organ

(3)

1.) Number of permanent teeth in human beings are – d) 32

2.) The vessels that takes blood from various organs to the heart are the – c) Veins

3.) The main organ of the Nervous system is – a) Brain

4.) Which organ separates the waste products by filteration from the blood and froms urine – d) Kidney

5.) The following is not a sense organ – b) Teeth

(4)

a) Which are the organs of the respiratory system?

Ans. The organs of the respiratory system are nostril , windpipe , lungs and diaphragm.

b) What does the diaphragm do during breathing?

The diaphragm helps in the process of breathing .

d) Why is it necessary to have the excretion process?

Ans. It is necessary to have the excretion process . Because through this process , our body removes several poisonous or waste

products which can be dangerous for the body.

e) Through which system do substances move around in the body?

Ans. The substances move around in the body through circulatory system .

f) What is reproduction?

Ans. Reproduction is the process through which all living organism produce young ones similar to themselves.