# Class 10 Respiration|Life processes Extra questions

In this page we have Extra questions for Class 10 Life processes Respiration . Hope you like them and do not forget to like , social share and comment at the end of the page.
Question 1
Why do organisms need food?
Question 2
How does food yield energy?
Question 3
What is respiration?
Question 4
What is a respiratory substrate?
Question 5
Name a few respiratory substrates. Which of them is most commonly used?
Question 6
Give the general equation for respiration.
Question 7
What are the stages of respiration?
Question 8
What is the respiratory surface?
Question 9
What are the characteristics of an ideal respiratory surface?
Question 10
How does gaseous exchange take place in the lower plants?
Question 11
Which part of a plant is involved in the gaseous exchange?
Question 12
How does gaseous exchange take place in the leaves?
Question 13
What are lenticels?
Question 14
What are pneumatophores?
Question 15
How does exchange of gases take place in fish?
Question 16
From where do the fish obtain their oxygen supply?
Question 17
What is operculum?
Question 18
Describe inspiration and expiration in fish.
Question 19
Which are the respiratory organs in man?
Question 20
Where are the lungs in man situated?
Question 21
Describe the structure of the lungs.
Question 22
Name the various parts of the respiratory tract?
Question 23
Write a brief note about the nasal cavity.
Question 24
What are the functions of the pharynx?
Question 25
What is the significance of respiration?
Question 26
Write short notes on trachea.
Question 27
How do the trachea and bronchi keep the respiratory tract healthy?
Question 28
How does exchange of gases take place in the alveoli?

Question 29
What is oxyhemoglobins and how is it formed?
Question 30
How does carbon dioxide get transported in the blood?
Question 31
What is inspiration?
Question 32
What is expiration?
Question 33
Define the terms
(a) Lungs capacity
(b) Vital capacity
Question 34
Define the terms:
(a) Inspiratory reserve volume
(b) Expiratory reserve volume
Question 35
What is breathing?
Question 36
Breathing and respiration are not synonymous. Why?
Question 37
What is cellular respiration?
Question 38
What are the major steps of cellular respiration?
Question 39
What is anaerobic respiration?
Question 40
Name two anaerobic.
Question 41
Where do you find anaerobic respiration in animals?
Question 42
What are the types of anaerobic respiration?
Question 43
Which type of respiration is more efficient- aerobic or anaerobic? Why?
Question 44
What are the uses of fermentation?

Given below are the links of some of the reference books for class 10 Science.

You can use above books for extra knowledge and practicing different questions.

### Practice Question

Question 1 Which among the following is not a base?
A) NaOH
B) $NH_4OH$
C) $C_2H_5OH$
D) KOH
Question 2 What is the minimum resistance which can be made using five resistors each of 1/2 Ohm?
A) 1/10 Ohm
B) 1/25 ohm
C) 10 ohm
D) 2 ohm
Question 3 Which of the following statement is incorrect? ?
A) For every hormone there is a gene
B) For production of every enzyme there is a gene
C) For every molecule of fat there is a gene
D) For every protein there is a gene

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