Sunday, 2 August 2015

CBSE Class 7 - Science - CH 11 - Transportation In Animals and Plants (MCQs)

Transportation In Animals and Plants 

CBSE Class 7 - Science - CH 11 - Transportation In Animals and Plants (MCQs)
Human Heart Working

MCQs based on NCERT chapter Class 7 Science

Q1: Name the pigment which gives red colour to the blood in mammals.

(a) Globulin
(b) Haemoglobin
(c) Plasma
(d) Platelets

Q2: The fluid part of the blood is called _______

(a) RBCs
(b) Plasma
(c) Haemoglobin
(d) WBCs

Q3: Which component of blood in mammals build up defense against harmful germs enter in the body?

(a) RBCs
(b) Plasma
(c) Platelets
(d) WBCs

Q4: Upper chambers of a human heart are called?

(a) atria
(b) ventricles
(c) pulmunory vein
(d) vena cava

Q5: The filtering of blood through an artificial kidney is called ________

(a) circulation
(b) transportation
(c) dialysis
(d) diffusion

Q6: Name the scientist who discovered blood circulation?

(a) Isaac Newton
(b) Christiaan Barnard
(c) William Harvey
(d) William Thomson

Q7: The major excretory product in humans is ________

(a) uric acid
(b) ammonia
(c) feaces
(d) urea

Q8: Vascular tissues that transport water and nutrients in plants are called _________.

(a) Veins
(b) Phloem
(c) Xylem
(d) Root Hairs

Q9: Phloem helps in the transport of _________ in plants.

(a) food
(b) water
(c) minerals
(d) carbon dioxide

Q10: What is the heart rate of a normal adult human?

(a) 90-120 times per minute
(b) 70-80  times per minute
(c) 40-50 times per minute
(d) 10-20 times per minute

1: (b) Haemoglobin
2: (b) Plasma
3: (d) WBCs
4: (a) atria
5: (c) dialysis
6: (c) William Harvey
7: (d) urea
8: (c) Xylem
9: (a) food
10: (b) 70-80  times per minute


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