(IGP) IAS Pre: GS - Science & Technology : Biology - The Excretory System (MCQ -12)

1. Consider the following statements.
(i) Anemia is very toxic exerted by marine animals.
(ii) Amphibians secrete urea from the liver.
(iii) Burd & insects secrete uric acid.

Which of the above are incorrect?
a) i & ii
b) ii only
c) iii only
d) None of the above

2. Consider the following statements
(i) Osmo regulation is a stae faced by a aquaticanimals.
(ii) Such animals are known as Osmoconformers.
(iii) There is little water transport between inside of the animals& isotonic outside environment.

Which of the above are correct?
(a) i & ii
(b) ii only
(c) All of the above
(d) ii&iii

3. Consider the following statements:
(i) All vertebrates have Paired Kidneys.
(ii) Excretion is not the primary function of kidney.
(iii) Kidneys regulate body fluids & remove waste.

Which are correct?
a) i & ii
b) ii&iii
c) iii only
d) None

4. Consider the following statements:
(i) Aldosteron a hormone is secreted by kidney.
(ii) Aldosteron is released in the blood when sodium level falls.
(iii) Renin is released to control aldostrone .

Which of the above are true?
a) i & ii
b) ii&iii
c) i
d) All of the above

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