Biology Questions

Q:

Insects that transmit diseases are known as

A) Pathogens B) Vectors
C) Drones D) Scalars
 
Answer & Explanation Answer: B) Vectors

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Q:

Myopia affects which of the following organs?

A) Heart B) Skin
C) Eyes D) Mouth
 
Answer & Explanation Answer: C) Eyes

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Q:

___________ is the second largest animal phylum.

A) Mollusca B) Chordata
C) Coelomates D) Anneldia
 
Answer & Explanation Answer: A) Mollusca

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Q:

Leptospirosis is a disease caused by

A) Virus B) Fungus
C) Protozoa D) None
 
Answer & Explanation Answer: D) None

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Q:

Which permanent tissue makes a plant hard and stiff?

A) Parenchyma B) Aerenchyma
C) Collenchymas D) Sclerenchyma
 
Answer & Explanation Answer: D) Sclerenchyma

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Q:

Algal bloom results from

A) Global warming B) Salination
C) Eutrophication D) Biomagnification
 
Answer & Explanation Answer: C) Eutrophication

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Q:

Animals belonging to phylum _____________ are fundamentally characterised by the presence of a notochord, a dorsal hollow nerve cord and paired pharyngeal gill slits.

A) Annelida B) Chordata
C) Arthropoda D) Platyhelminthes
 
Answer & Explanation Answer: B) Chordata

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Q:

Which of the following is not a function of blood?

A) Transport of food materials B) Transport of oxygen
C) Transport of excretory materials D) None of these
 
Answer & Explanation Answer: D) None of these

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