Transportation

Q.

What will happen if there are no platelets in the blood?

Q.

What is the colour and shape of white blood cells?

Q.

What are the three types of blood cells?

Q.

What are the 4 major body fluids?

Q. An abnormal rise in RBCs count is called (i) and increase in number of immature or abnormal WBC is termed as (ii) . Here, (i) and (ii) are respectively.

1. Leucopenia and Erythrocytopenia
2. Polycythemia and Leucopenia
3. Erythrocytopenia and Leukemia
4. Polycythemia and Leukemia

Q.

Which among the following has an open circulatory system?

1. Arthropoda
2. Mollusca
3. Annelida
4. Coelenterata

1. i and ii

2. iii and iv

3. i and iii

4. ii and iv

Q.

Why the blood does not dry in our body, while it dries outside our body?

Q.

Can lymph vessels repair themselves?

Q. Which statements about blood vessels are correct?

1. Arteries eventually give rise to capillaries.
2. Arteries have thicker walls than veins.
3. Blood flows at a higher pressure in veins than in arteries.
4. Tissues exchange substances with blood through veins.

Q. All __________ carry oxygenated blood except the pulmonary artery which carry deoxygenated blood to the lungs.

1. Venules
2. Arteries
3. Veins
4. Capillaries

Q. What is whole blood minus the cells called?

1. Red cells
2. Platelets
3. Saline solution
4. Plasma

Q.

All animals have a system of vessels and tubes called a circulatory system.

1. True

2. False

Q.

Define Platelets?

Q.

The number of chambers in the heart of fish are

1. one
2. four
3. three
4. two

Q. All __________ carry oxygenated blood except the pulmonary artery which carry deoxygenated blood to the lungs.

1. Arteries
2. Capillaries
3. Veins
4. Venules

Q. Draw a labelled diagram of Human Heart. Draw a table to show the functions of any two chambers of Human Heart.

Q. The amount of water present in blood plasma is
(a) 60%
(b) 70%
(c) 80%
(d) 90%

Q. A transport system is needed to transport
(i) Nutrients, oxygen and hormones from the place, they are absorbed or received to the cells.
(ii) Waste products from the place they are formed to the place from where they are eliminated outside.
(iii) Heart beat, chromosome.

1. (i) and (ii) correct
2. (i) and (iii) correct
3. (i) , (ii) and (iii) correct
4. (ii) and (iii) correct

Q.

All animals have a system of vessels and tubes called a circulatory system.

1. True

2. False

Q.

What are the components of the transport system in human beings? What are the functions of these components?

Q.

The fibres of atrio-ventricular bundle are highly contractile and conducts a ___

1. Rapid impulse

2. contraction

3. relaxation

4. Slow impulse

Q. The number of chambers present in hearts of fishes is _____.

1. one
2. two
3. three
4. four

Q. ____ carry blood from heart to body parts.

1. Arteries
2. Veins
3. Capillaries
4. Lymph

Q.

Which of the following are the components of the blood?

1. Red Blood Cells, White Blood Cells, Stem Cells, Platelets
2. Red Blood Cells, Stem Cells, Plasma, Platelets
3. Red Blood Cells, White Blood Cells, Platelets, Plasma
4. Cardiac cells, White Blood Cells, Stem Cells, Plasma

Q. 'P' in the heart have thicker muscular walls than 'Q' do. Also, 'R' ensure that blood does not flow backwards when the 'P' or 'Q' contract. Identify 'P', 'Q' and 'R'.

1. P: Ventricles, Q: Atria, R: Valves
2. P: Atria, Q: Ventricles, R: Valves
3. P: Ventricles, Q: Blood vessels, R: Atria
4. P: Blood Vessels, Q: Atria, R: Valves

Q.

Name the valve which prevent the back flow of blood in the veins ?

Q.

Match the pictures that best describe the function of the components of blood given below.

1. I – A, II – B, III -C

2. I – B, II – C, III -A

3. I – C, II – A, III -B

4. I – C, II – B, III -A

Q.

Match the pictures that best describe the function of the components of blood given below.

1. I – A, II – B, III -C

2. I – B, II – C, III -A

3. I – C, II – A, III -B

4. I – C, II – B, III -A

Q.

P in the heart have thicker muscular walls than Q do. Also, R ensures that blood does not flow backwards when the atria or ventricles contract.
P is ________

Q is ______

and R is_________

1. P: Blood Vessels, Q: Atria and R: Valves

2. P: ventricles, A: Atria and R: Valves

3. P: Atria, Q: Ventricles and R: Valves

4. P: Ventricles, Q: Blood vessels and R: Atria

Q. Valves of veins prevent the backflow of blood as the blood in veins flow at a ________ pressure.