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

00:00
Question # 1

The structural and functional unit of lungs is:

Question # 2

It is also called sound box:

Question # 3

In wood seems and roots the gaseous:

Question # 4

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

Question # 5

How do submerged aquatic plants primarily exchange gases with their environment?

Question # 6

How many carciogens are present in cigarette smoke?

Question # 7

Within the internal structure of a plant leaf, what is the main function of the numerous interconnected intercellular air spaces surrounding the mesophyll cells?

Question # 8

The rate of breathing at rest in human is:

Question # 9

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

Question # 10

Which of the following is called voice box?

Question # 11

Lungs are enclosed in a membrane called;

Question # 12

During exercise or other hard physical works the breathing rate may increase up to.

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


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

Topic #. Topic Name MCQs Available Launch Test
1.0 Gaseous Exchange In Plants 15 Launch Test
2.0 Gaseous Exchange In Humans 10 Launch Test
3.0 Respiratory Disorders 10 Launch Test

Topic Test

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Solved Mcqs File

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

Sr.# Question Answer
1 A cough, mild wheezing, fever chills and shortness of breath are symptoms of:
A. Emphysema
B. Pneumonia
C. Bronchitis
D. Asthma
2 How do submerged aquatic plants primarily exchange gases with their surrounding water environment?
A. Through specialized stomata on their leaves
B. Via lenticels present on their stems
C. Across their general body surface and cell membranes
D. By means of root hairs absorbing dissolved gases
3 No. of bronchi in the air passage way are:
A. 1
B. 2
C. 3
D. 4
4 Which part of the human respiratory system is responsible for the actual exchange of gases (oxygen and carbon dioxide)?
A. Trachea
B. Bronchi
C. Alveoli
D. Larynx
5 In wood seems and roots the gaseous:
A. lenticels
B. epidermal cells
C. somata
D. micropyle
6 Cutting of walls of Alveoli called:
A. Pneumonia
B. Emphysema
C. Bronchtis
D. Asthama
7 The percentage of oxygen from air which we inspired is:
A. 15 %
B. 21%
C. 25%
D. 28%
8 A disease involving the breakdown of air sacs of the lungs is:
A. Bronchitis
B. emphysemsa
C. pneumonia
D. asthma
9 Which respiratory disorder is most strongly associated with uncontrolled cell growth in the lung tissues, often linked to smoking?
A. Asthma
B. Emphysema
C. Lung Cancer
D. Tuberculosis
10 In leaves, what is the primary function of the air spaces between spongy mesophyll cells regarding gaseous exchange?
A. To store excess water.
B. To facilitate the diffusion of gases throughout the leaf.
C. To produce chlorophyll for photosynthesis.
D. To provide structural support to the leaf.

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