Exercise: Biology

Questions for: Biology

Monotremes are unique mammals because they
A:
posses hair
B:
give birth to live young
C:
secret milk in a pouch
D:
lay eggs
Answer: D
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Plants wilt due to excess of
A:
transpiration
B:
photosynthesis
C:
absorption
D:
None of these
Answer: A
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Normal adult human male has
A:
10 gram of haemoglobin/100 gram of blood
B:
14 gram of haemoglobin/100 gram of blood
C:
18 gram of haemoglobin/100 gram of blood
D:
24 gram of haemoglobin/100 gram of blood
Answer: B
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Ramapithecus and Cro-Magnon man are considered
A:
ancestors of modern man
B:
ancestors of monkey
C:
ancestors of lion
D:
None of the above
Answer: A
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Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called
A:
flavoxanthin
B:
melanin
C:
carotene
D:
Xanthophyll
Answer: B
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