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

A thick muscular layer beneath lungs is called:

Question # 2

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

Question # 3

In normal condition human respiration rate is:

Question # 4

Which gas us absorbed through stomata of plant during night?

Question # 5

At night, when photosynthesis is not occurring, what is the net gaseous exchange between a plant and its environment?

Question # 6

Point out the FALSE statement about respiration.

Question # 7

How many pairs of ribs in humans?

Question # 8

The length of trachia is __________ cm approximately:

Question # 9

Amount of carbon dioxide in inspired air is:

Question # 10

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

Question # 11

Percentage of CO2 in exhaled are during breathing is:

Question # 12

Stomata are present in:

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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 How do root hair cells primarily obtain oxygen for respiration from the soil?
A. Through direct absorption from atmospheric air.
B. By diffusing from air spaces present in the soil.
C. By actively transporting oxygen from water.
D. By producing their own oxygen through photosynthesis.
2 A cough, mild wheezing, fever chills and shortness of breath are symptoms of:
A. Emphysema
B. Pneumonia
C. Bronchitis
D. Asthma
3 During exercise or other hard physical works the breathing rate may increase up to.
A. 30-40 times per minute
B. 50-60 times per minute
C. 60-70 times per minute
D. 70-80 times per minute
4 The glottis is guarded by a flap of tissue called:
A. Trachia
B. Glottis
C. Bronchi
D. Epiglottis
5 In normal condition human respiration rate is:
A. 12 to 15 per minute
B. 15 to 12 per minute
C. 10 to 12 per minute
D. 16 to 20 per minute
6 The movement of gases like oxygen and carbon dioxide across the cell membranes in plants primarily occurs by the process of:
A. Active transport
B. Osmosis
C. Diffusion
D. Facilitated diffusion
7 How many carciogens are present in cigarette smoke?
A. 40
B. 50
C. 60
D. 70
8 What are the tiny air sacs in the lungs where the actual exchange of gases (oxygen and carbon dioxide) occurs?
A. Bronchi
B. Trachea
C. Bronchioles
D. Alveoli
9 Which of the following conditions generally causes stomata to open in most plants during the day?
A. Low light intensity.
B. High internal CO2 concentration.
C. High turgor pressure in guard cells.
D. Dry atmospheric conditions.
10 The major cause of lungs cancer is:
A. nicotine
B. smoking
C. viral infection
D. radiation

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