Transportation in Animals and Plants [CBSE (Central Board of Secondary Education) Class-7 Science]: Questions 7 - 13 of 23
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Question 7
Question MCQ▾
Which type of blood cells are of the carrier of oxygen?
Choices
Choice (4) | Response | |
---|---|---|
a. | Platelets | |
b. | Red blood cells | |
c. | White blood cells | |
d. | Question does not provide sufficient data or is vague |
Question 8
Question MCQ▾
Networks of tube that carry blood across the human body is called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Arteries | |
b. | Capillaries | |
c. | Veins | |
d. | Blood vessels |
Question 9
Question MCQ▾
Components of blood are:
Choices
Choice (4) | Response | |
---|---|---|
a. | Plasma and red blood cells | |
b. | Plasma and platelets | |
c. | Plasma and blood cells | |
d. | Plasma and white blood cells |
Question 10
Question MCQ▾
The controlling centre of the urinary system is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Kidneys | |
b. | Nephron | |
c. | Urinary bladder | |
d. | Urethra |
Question 11
Question MCQ▾
Vascular tissue in plants comprises vessels these are:
Choices
Choice (4) | Response | |
---|---|---|
a. | Xylem vessels | |
b. | Phloem vessels | |
c. | Both a. and b. are correct | |
d. | None of the above |
Question 12
Question MCQ▾
Substance to be excreted out by the animals is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Water | |
b. | Urea and uric acid | |
c. | Extra salts, vitamins and minerals, unwanted medicines and antibiotics | |
d. | All a., b. and c. are correct |
Question 13
Question MCQ▾
Sweating is the:
Choices
Choice (4) | Response | |
---|---|---|
a. | Produces cooling | |
b. | Regulates the body temperature | |
c. | Removal of water, mineral salts and oils | |
d. | All a., b. and c. are correct |