Biology Questions

Q:

For the aquatic organisms, the source of food is

A) Phytoplankton B) Sea Weed
C) Aqua plankton D) Zooplankton
 
Answer & Explanation Answer: A) Phytoplankton

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Q:

In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?

A) 2:2 B) 1:3
C) 3:1 D) 4:0
 
Answer & Explanation Answer: B) 1:3

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Q:

Alveoli are balloon like structures within the ______.

A) lungs B) kidney
C) liver D) heart
 
Answer & Explanation Answer: A) lungs

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Q:

In which part of the human body fat is completely digested?

A) Small Intestine B) Liver
C) Stomach D) Large Intestine
 
Answer & Explanation Answer: A) Small Intestine

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Q:

Which of the following is NOT a constituent of xylem?

A) Tracheids B) Companion cells
C) Vessels D) Xylem parenchyma
 
Answer & Explanation Answer: B) Companion cells

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Q:

Which organ has finger like outgrowths which are called as Villi (Singular Villus)?

A) Large Intestine B) Bladder
C) Small Intestine D) Stomach
 
Answer & Explanation Answer: C) Small Intestine

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Q:

Which component in tobacco makes it harmful for human consumption?

A) Morphine B) Nicotine
C) Heroin D) None of these
 
Answer & Explanation Answer: B) Nicotine

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Q:

Which one of the following is a water soluble vitamin?

A) A B) C
C) K D) D
 
Answer & Explanation Answer: B) C

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