Biology Questions

Q:

Organisms that depend only on raw plant products are said to be 

A) herbivorous B) vegetarian
C) carnivorous D) omnivorous
 
Answer & Explanation Answer: A) herbivorous

Explanation:

Herbivorous organisms are those that take for their food, plant parts like leaves raw in contrast to vegetarian, which means that plant products are taken raw or after being cooked.

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Q:

When is cladistics more useful than linnaean taxonomy?

A) nomenclature B) classification
C) identification D) evolutionary relationship
 
Answer & Explanation Answer: D) evolutionary relationship

Explanation:
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Q:

Which of the following does not occur during Mitosis?

A) spindle formation B) condensation of the chromosomes
C) breakdown of the nuclear membrane D) replication of the DNA
 
Answer & Explanation Answer: D) replication of the DNA

Explanation:

Replication of the DNA does not occur during Mitosis.

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Q:

Where are chromatids found in a cell?

A) Anaphase B) Metaphase
C) Prophase D) None of the above
 
Answer & Explanation Answer: B) Metaphase

Explanation:

A chromatid is one copy of a newly copied chromosome which is still joined to the original chromosome by a single centromere.

The two identical copies—each forming one half of the replicated chromosome are called chromatids.

Chromonema is the fibre-like structure in prophase in the primary stage of DNA condensation. In metaphase, they are called chromatids.

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Q:

Tubes that bifurcate from the windpipe

A) Bronchi B) pleura
C) Apex D) Adenoids
 
Answer & Explanation Answer: A) Bronchi

Explanation:

Tubes that bifurcate from the windpipe are called Bronchi.

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Q:

What sugar is found in RNA?

A) Deoxyribose B) Ribose
C) Pentose D) Sucrose
 
Answer & Explanation Answer: B) Ribose

Explanation:

RNA - ribonucleic acid is a type of nucleic acid. The sugar contained in it is called Ribose.

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Q:

In which Organelle does Cellular Respiration Occur?

A) Chloroplast B) ATP and NADPH
C) Cytoplasm D) Mitochondria
 
Answer & Explanation Answer: D) Mitochondria

Explanation:

Mitochondria is the Organelle in which Cellular Respiration Occur.

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Q:

A viral species is a group of viruses that

A) same ecological niche B) same genetic information
C) both A & B D) None of the above
 
Answer & Explanation Answer: C) both A & B

Explanation:
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