Worksheets for Science

Topic - Blood Circulatory System in Humans

In these Worksheets for Science you will find different type of questions related to the topic Blood Circulatory System in Humans for ICSC biology class 6 that will help to practice the topic more efficiently.

Worksheets for Science (Topic - Blood Circulation System in Humans)

Multiple Choice Questions

1.__________________ system helps to transport different materials from one part of the body to other.

(a) respiratory (b) circulatory (c) nervous

2.The colour of plasma is _______________.

(a) red (b) green (c) pale yellow

3.The shape of red blood cells. _______________.

(a) biconcave (c) disc shaped (c) both a and b

4.The life ssp of erythrocytes is _______________.

(a) 120 days (b) 120 hours (c) 12 days

5.White blood cells are also known as _______________.

(a) leucocytes (b) erythrocytes (c) platelets

6.________________ blood cells protect our body from pathogens.

(a) red (b) white (c) none

7.Blood platelets help in the process of ______________.

(a) blood clotting (b) blood purification (c) none

8.The size of blood platelets is ________________ than red and white blood corpuscles.

(a) larger (b) equal to (c)smaller

9._________________ is the protein present on the surface of plasma.

(a) antigen (b) antibody (c) both and b

10.Person with blood group _____________ is known as universal donor.

(a) AB (b) B (c) O

Answers - 1.circulatory 2.pale yellow 3.both a and b 4.120 days 5.leucocytes 6.white 7.blood clotting 8.smaller 9.antibody 10.O

Fill ups

1.Circulatory system consists of ______________, blood vessels and _______________.

2.The red colour of blood is due to the presence of ___________________.

3._________________ is the liquid component of blood.

4.The red blood cells are also known as ________________.

5.Haemoglobin consists of ________________.

6.The life span of white blood cells is _____________ to ______________.

7.Blood platelets are also known as ______________.

8.Blood carries the metabolic wastes to ______________.

9.The protein present on the red blood cells is known as _______________.

10.Person with blood group AB is known as universal _______________.

Answers - 1.blood, heart 2.haemoglobin 3.plasma 4.erythrocytes 5.iron 6.12 hours, 12 days 7.thrombocytes 8.kidneys 9.antigen 10.recipient

Write True if the statement is correct and False if the statement is incorrect.

1.There is 1-2 litres of blood in human body.

2.The water content in plasma is 7-8%.

3.Blood cells constitute 40-45% of the total blood volume in an adult.

4.The amount of erythrocytes is more than other components of the blood.

5.White blood cells are smaller than red blood cells.

6.Leucocytes don't have any nucleus.

7.White blood cells don't have any particular shape.

8.The life span of blood platelets is 3-7 days.

9.Blood carries away the carbon dioxide from the cells.

10.Rhesus factor was first discovered in rhesus monkeys.

Answers - 1.False 2.False 3.True 4.True 5.False 6.False 7.True 8.True 9.True 10.True

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