1
Q:

The insects do not have blood pigments because 

A) there is no blood B) tissues have pigments
C) blood does not have a respiratory function D) pigments are elsewhere

Answer:   C) blood does not have a respiratory function



Explanation:

The blood of some invertebrate animals like the earthworm is red due to haemoglobin pigment, but the pigment is dissolved in the plasma. In vertebrates the same pigment is found in the red corpuscles and not in the plasma.

Subject: Biology
Q:

Which one of the following vitamins is known as the anti sterile factor  ?

A) Ascorbic acid B) Riboflavin
C) Niacin D) Retinol
 
Answer & Explanation Answer: B) Riboflavin

Explanation:
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2 64
Q:

The sex of a newborn baby is determined by the chromosome inherited from

A) The Father B) The Mother
C) The Father's Father D) Both A & B
 
Answer & Explanation Answer: A) The Father

Explanation:
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Q:

Oath taken by medical graduates is given by-

A) Theophrastus B) Aristotle
C) Darwin D) Hippocrates
 
Answer & Explanation Answer: D) Hippocrates

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Q:

During rainy season wooden doors are difficult to open or closure because of  ?

A) Imbibition B) Plasmolysis
C) Diffusion D) Osmosis
 
Answer & Explanation Answer: A) Imbibition

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Q:

The water readily available to plants for absorption by roots is

A) Gravitational water B) Rain water
C) Hygroscopic water D) Capillary water
 
Answer & Explanation Answer: D) Capillary water

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