Biology Questions

Q:

How does a Unicellular Organism reproduce?

A) Cell division B) Cell reproduction
C) Cell synthesis D) Fragmentation
 
Answer & Explanation Answer: A) Cell division

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1 1889
Q:

The study of relation of animals and plants to their surroundings is called__________

A) Ecology B) Ethrology
C) Genealogy D) Iconology
 
Answer & Explanation Answer: A) Ecology

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3 1888
Q:

What is the shape of the two guard cells which enclose stomata?

A) Oval B) Triangular
C) Rectangular D) Kidney shaped
 
Answer & Explanation Answer: D) Kidney shaped

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1 1884
Q:

Which enzyme is present in all members of the animal kingdom except Protozoa?

A) Insulin B) Pepsin
C) Renin D) Amylase
 
Answer & Explanation Answer: D) Amylase

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5 1880
Q:

Night Blindness is caused by deficiency of which of the following Vitamin?

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

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3 1878
Q:

Synapse gap is present between which of the following?

A) Two neurons B) Brain and Spinal Cord
C) Two Kidneys D) None of these
 
Answer & Explanation Answer: A) Two neurons

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1 1868
Q:

The human faeces is yellow in colour due to the presence of a pigment called

A) Pepsin B) Renin
C) Amylase D) Urobilin
 
Answer & Explanation Answer: D) Urobilin

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3 1868
Q:

What is full form of BOD?

A) Biological Oxygen Deficit B) Biological Oxygen Difference
C) Biological Oxygen Demand D) Biological Oxygen Distribution
 
Answer & Explanation Answer: C) Biological Oxygen Demand

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1 1867