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

Which gas is released by plants during cellular respiration, both day and night?

Question # 2

Most of the gaseous exchange in a leaf occurs through:

Question # 3

The correct list of respiratory disorders is;

Question # 4

In leaves, what is the primary function of the air spaces between spongy mesophyll cells regarding gaseous exchange?

Question # 5

A disease involving the breakdown of air sacs of the lungs is:

Question # 6

How do root hair cells primarily obtain oxygen for respiration from the soil?

Question # 7

In old woody stems and roots, gaseous exchange occurs through specialized pores called:

Question # 8

The respiratory disease that is the destruction of the walls of Alveoli is;

Question # 9

Point out the FALSE statement about respiration.

Question # 10

The inflamation of bronchi or bronchioles is caled:

Question # 11

Which waxy layer on the surface of plant leaves acts as a primary barrier to uncontrolled gaseous exchange and water loss, but also limits direct gas diffusion?

Question # 12

The normal breathing rate in buman being is:

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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 During the daytime, plants primarily take in which gas from the atmosphere for photosynthesis?
A. Oxygen
B. Nitrogen
C. Carbon dioxide
D. Water vapor
3 In plants, gaseous exchange takes place as:
A. CO2 is removed and O2 is absorbed
B. CO2 is absorbed and O2 is removed
C. CO2 and O2 both are absorbed
D. CO2 and O2 both are removed
4 Which sequence correctly represents the path of air from the outside environment to the alveoli during inhalation?
A. Nasal cavity → Pharynx → Larynx → Trachea → Bronchi → Bronchioles → Alveoli
B. Larynx → Pharynx → Nasal cavity → Trachea → Bronchi → Bronchioles → Alveoli
C. Nasal cavity → Trachea → Pharynx → Larynx → Bronchi → Bronchioles → Alveoli
D. Pharynx → Nasal cavity → Larynx → Trachea → Bronchi → Bronchioles → Alveoli
5 Which of the following is called voice box?
A. Trachea
B. Larynx
C. Bronchi
D. Alveoli
6 The primary role of guard cells in plant leaves is to:
A. Carry out photosynthesis.
B. Absorb water from the atmosphere.
C. Regulate the opening and closing of stomata.
D. Provide structural support to the leaf.
7 What percentage of oxygen inhaled form air during breathing?
A. 21%
B. 22%
C. 23%
D. 24%
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 Glottis is a narrow opening at the floor of:
A. Nasal cavity
B. Nostril
C. Pharynx
D. Antibiotics
10 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

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