Biology Questions

Q:

The universal natural auxin of plants is

A) IBA B) Citric auxin
C) NAA D) IAA
 
Answer & Explanation Answer: D) IAA

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Q:

Which of the following is not regarded as helpful to compost?

A) Egg shells B) Sawdust
C) Tea-bags D) Fish bones
 
Answer & Explanation Answer: D) Fish bones

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Q:

Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of organisms of which kingdom?

 

A) Plantae B) Monera
C) Protista D) Animalia
 
Answer & Explanation Answer: B) Monera

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Q:

In human body, vertebrae are part of ___.

A) Intestine B) Liver
C) Spinal cord D) Brain
 
Answer & Explanation Answer: C) Spinal cord

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Q:

___ is a multicellular organism.

A) Mycoplasma B) Paramoecium
C) Agaricus D) Cyanobacteria
 
Answer & Explanation Answer: C) Agaricus

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Q:

Syngamy is defined as

A) the fission of one egg B) the fusion of one of the sperms with the synergid
C) the fission of one sperm D) the fusion of one of the sperms with the egg
 
Answer & Explanation Answer: D) the fusion of one of the sperms with the egg

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Q:

Name the organ where the embryo develops:

A) Ureter B) Uterus
C) Cervix D) Fallopian tube
 
Answer & Explanation Answer: B) Uterus

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Q:

Which of the following is a feature of aerobic metabolism?

A) energy is produced more slowly than in anaerobic metabolism B) energy is observed more slowly than in anaerobic metabolism
C) energy is produced more fastly than in anaerobic metabolism D) energy is observed more fastly than in anaerobic metabolism
 
Answer & Explanation Answer: A) energy is produced more slowly than in anaerobic metabolism

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