Biology 9 Chapter 9 MCQs Test 2

In Biology 9 Chapter 9 MCQs Test 2, there are 21 MCQs. We have prepared 41 multiple-choice questions (as per reduced syllabus), which are divided into 2 practice Tests and two Test yourself MCQs Tests. All MCQs are prepared from FBISE Book and Past Papers.

Practice
MCQs Test No 2

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52

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Class 9 Biology
Chapter 9
Practice
MCQs Test No 2

1 / 21

The alternating contraction and relaxation of heart chambers:

Diastole

Pulse rate

Cardiac cycle

Systole

2 / 21

Average human heart beat per minute:

70

90

60

80

3 / 21

During atrial systole:

Both atria relax

Both ventricles relax

Both atria contract

Both ventricles contract

4 / 21

The third part of blood circulatory system:

Heart

Capillaries

Blood

Blood vessels

5 / 21

Which organ belongs to circulatory system?

Heart

Stomach

Kidney

Eye

6 / 21

The type of valve present at the base of pulmonary trunk:

Pulmonary semilunar valve

Aortic semilunar valve

Bicuspid valve

Tricuspid valve

7 / 21

Which blood cells are the most numerous in healthy human blood?

All of these

White Blood Cells

Red Blood cells

Platelets

8 / 21

In one heart beat, diastole remains about second:

0.6

0.8

0.7

0.4

9 / 21

When does our heart takes rest?

During sleep

During rest

Never

During working

10 / 21

Which of the following blood vessels have valves to prevent back flow of blood?

Capillaries

All of these

Arteries

Veins

11 / 21

The largest and strongest chamber in heart is:

Right atrium

Left ventricle

Right ventricle

Left atrium

12 / 21

The opening between right atrium and right ventricle is guarded by a valve called:

Pulmonary semilunar valve

Aortic semilunar valve

Tricuspid valve

Bicuspid valve

13 / 21

The tissue layer that is common in all types of blood vessels:

Endothelium

Smooth muscles

Connective tissue

Elastic tissue

14 / 21

Lubb-dubb can be heard with the help of:

Telescope

Sound box

Stethoscope

Microscope

15 / 21

In normal adults, the mass of heart is:

150 — 250g

250 — 350g

350 - 450g

50 — 150g

16 / 21

The opening between left atrium and left ventricle is guarded by a valve called:

Pulmonary semilunar valve

Bicuspid valve

Tricuspid valve

Aortic semilunar valve

17 / 21

These are smallest blood vessels:

Veins

Arteries

Lymph vessels

Capillaries

18 / 21

The blood pressure in arteries is:

Medium

High

Low

Very low

19 / 21

The blood vessels that carry blood away from heart:

All of these

Arteries

Veins

Capillaries

20 / 21

In which of the following blood vessels, the blood pressure is low?

Veins

Arteries

All of these

Capillaries

21 / 21

Through which blood vessels the materials are exchanged between the blood and the surrounding tissues?

All of these

Arteries

Veins

Capillaries

Your score is

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We have also made a test yourself MCQs Test No 2 for you so that you can prepare yourself well.

Test Yourself
MCQs Test No 2

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23

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Class 9 Biology
Chapter 9
Test Yourself
MCQs Test No 2

1 / 21

When does our heart takes rest?

Never

During working

During rest

During sleep

2 / 21

The opening between right atrium and right ventricle is guarded by a valve called:

Aortic semilunar valve

Bicuspid valve

Pulmonary semilunar valve

Tricuspid valve

3 / 21

Lubb-dubb can be heard with the help of:

Microscope

Telescope

Sound box

Stethoscope

4 / 21

Average human heart beat per minute:

60

70

80

90

5 / 21

Which blood cells are the most numerous in healthy human blood?

White Blood Cells

Platelets

All of these

Red Blood cells

6 / 21

In which of the following blood vessels, the blood pressure is low?

Capillaries

All of these

Veins

Arteries

7 / 21

During atrial systole:

Both atria contract

Both ventricles relax

Both ventricles contract

Both atria relax

8 / 21

Which organ belongs to circulatory system?

Stomach

Eye

Kidney

Heart

9 / 21

The alternating contraction and relaxation of heart chambers:

Systole

Diastole

Pulse rate

Cardiac cycle

10 / 21

The largest and strongest chamber in heart is:

Left ventricle

Right atrium

Left atrium

Right ventricle

11 / 21

The third part of blood circulatory system:

Heart

Capillaries

Blood vessels

Blood

12 / 21

The type of valve present at the base of pulmonary trunk:

Tricuspid valve

Bicuspid valve

Pulmonary semilunar valve

Aortic semilunar valve

13 / 21

Which of the following blood vessels have valves to prevent back flow of blood?

Veins

Arteries

All of these

Capillaries

14 / 21

In one heart beat, diastole remains about second:

0.4

0.8

0.7

0.6

15 / 21

In normal adults, the mass of heart is:

250 — 350g

150 — 250g

50 — 150g

350 - 450g

16 / 21

Through which blood vessels the materials are exchanged between the blood and the surrounding tissues?

Capillaries

Veins

Arteries

All of these

17 / 21

These are smallest blood vessels:

Lymph vessels

Capillaries

Arteries

Veins

18 / 21

The tissue layer that is common in all types of blood vessels:

Smooth muscles

Elastic tissue

Connective tissue

Endothelium

19 / 21

The opening between left atrium and left ventricle is guarded by a valve called:

Tricuspid valve

Bicuspid valve

Aortic semilunar valve

Pulmonary semilunar valve

20 / 21

The blood vessels that carry blood away from heart:

Capillaries

Veins

All of these

Arteries

21 / 21

The blood pressure in arteries is:

Medium

Low

Very low

High

Your score is

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