(QUIZ) General Science MCQs : The Excretory System

(QUIZ) General Science MCQs : The Excetory System

1. Consider the following statements.

(i) Anemia is very toxic exerted by marine animals.
(ii) Amphibians secrete urea from the liver.
(iii) Birds & insects secrete uric acid.
Which of the above are incorrect?

1. i & ii only
2. ii only
3. iii only
4. None of the above

2. Consider the following statements

(i) Osmo regulation is a state faced by aquatic animals.
(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?

1. i & ii only
2. ii only
3. All of the above
4. ii & iii only

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?

1. i & ii only
2. ii & iii only
3. iii only
4. 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?

1. i & ii only
2. ii & iii only
3. i only
4. All of the above

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