10th Class Biology Chapter 1 English Medium Online MCQ Test With Answer

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MCQ's Test For Chapter 1 "Gaseous Exchange"

Try The MCQ's Test For Chapter 1 "Gaseous Exchange"

  • Total Questions12

  • Time Allowed15

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Gaseous Exchange

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Question # 1

The respiratory centre is present in :

Question # 2

The percentage of oxygen from air which we inspired is:

Question # 3

Which structures are primarily responsible for gaseous exchange in the leaves of most plants?

Question # 4

Which diisease is caused by Streptococcus pneumoniae:

Question # 5

A thick muscular layer beneath lungs is called:

Question # 6

During nighttime, when there is no light available for photosynthesis, what is the predominant net gaseous exchange pattern observed in most plants?

Question # 7

In plants, gaseous exchange takes place as:

Question # 8

Stomata are present in:

Question # 9

What percentage of oxygen inhaled form air during breathing?

Question # 10

During the daytime, plants primarily take in which gas from the atmosphere for photosynthesis?

Question # 11

For gaseous exchange the leaf and young stems have in their epidermis:

Question # 12

Which gas is continuously required by plants for the process of cellular respiration, day and night?

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Prepare Complete Set Wise Chapter 1 "Gaseous Exchange" MCQs Online With Answers


Topic Wise MCQ Tests for Class 10th (English Medium) Biology Chapter 1

Topic #. Topic Name MCQs Available Launch Test
1.1 Gaseous Exchange In Plants 10 Launch Test
1.2 Gaseous Exchange In Humans 10 Launch Test
1.3 Respiratory Disorders 10 Launch Test

Topic Test

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Solved Mcqs File

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10th (English Medium) Class Biology Chapter 1 Important MCQ's

Sr.# Question Answer
1 Submerged aquatic plants perform gaseous exchange primarily through which of the following?
A. Well-developed stomata on their leaves.
B. Lenticels located on their stems.
C. Their entire general body surface.
D. Specialized air roots (pneumatophores).
2 The respiratory disease that is the destruction of the walls of Alveoli is;
A. Asthma
B. Pneumonia
C. Emphysema
D. Bronchitis
3 During the daytime, plants primarily take in which gas from the atmosphere for photosynthesis?
A. Oxygen
B. Nitrogen
C. Carbon dioxide
D. Water vapor
4 Every year "World Day" is celebrated on:
A. 31 May
B. 30 May
C. 31 March
D. 21 March
5 Smoking may also lead to the cancers in:
A. Kidneys and pancreas
B. Oral cavity and larynx
C. Breast and bladder
D. All of them
6 Rate of breathing depends upon concentration of which gas:
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. Hydrogen
7 The length of trachea is:
A. 10 cm
B. 12 cm
C. 22 cm
D. 20 cm
8 Amount of nitrogen in expired air is:
A. 70%
B. 80%
C. 79%
D. 4%
9 The major cause of lungs cancer is:
A. nicotine
B. smoking
C. viral infection
D. radiation
10 The number of lobes in right lung is:
A. 1
B. 2
C. 3
D. 4

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