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

Glottis is a narrow opening at the floor of:

Question # 2

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

Question # 3

In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?

Question # 4

Point out the FALSE statement about respiration.

Question # 5

In human and other higher animals, the exchange of gases is carried out by:

Question # 6

How many pairs of ribs in humans?

Question # 7

Most of the gaseous exchange in a leaf occurs through.

Question # 8

Which kind of blood vessels are present around the alveoli?

Question # 9

The glottis is guarded by a flap of tissue called:

Question # 10

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

Question # 11

In normal condition human respiration rate is:

Question # 12

Which of the following is called voice box?

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

Sr.# Question Answer
1 The muscles of ribs are called;
A. Smooth muscles
B. Cardiac muscles
C. Intercoastal muscles
D. Coastal muscles
2 In old woody stems and roots, gaseous exchange occurs through specialized pores called:
A. Stomata
B. Lenticels
C. Root hairs
D. Epidermis
3 The opening and closing of stomata are regulated by the turgidity of which specialized cells?
A. Epidermal cells
B. Mesophyll cells
C. Guard cells
D. Companion cells
4 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.
5 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
6 A disease involving the breakdown of air sacs of the lungs is:
A. Bronchitis
B. emphysemsa
C. pneumonia
D. asthma
7 During intense daylight, what is the predominant net gaseous exchange occurring in the leaves of a photosynthesizing plant?
A. Intake of oxygen and release of carbon dioxide.
B. Intake of carbon dioxide and release of oxygen.
C. Equal intake and release of both oxygen and carbon dioxide.
D. No net exchange of gases occurs.
8 Which kind of blood vessels are present around the alveoli?
A. Artery
B. Capillary
C. Arteriole
D. Veins
9 Stomata are present in:
A. Phloem
B. Xylem
C. Endodermis
D. Epidermis
10 Which diisease is caused by Streptococcus pneumoniae:
A. Bronchites
B. Emphysema
C. Pneumonia
D. Asthema

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