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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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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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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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Q:

Asterias (Star fish), Echinus (Sea urchin), Antedon (Sea Lily) are all examples of which Phylum?

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

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Q:

The antibiotic penicillin is obtained from which of the following ?

A) synthetic process B) a bacterium
C) fungus D) virus infected cells
 
Answer & Explanation Answer: C) fungus

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Q:

Which process requires cellular energy?

A) Passive transport B) Active transport
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Active transport

Explanation:

Active transport is a method of transport of ions or molecules along the cell membrane in the cell from lower to higher concentration region and which needs cellular energy.

There are three main types of Active Transport. They are:

  1. The Sodium-Potassium pump,
  2. Exocytosis, and
  3. Endocytosis.
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Q:

Which category of compound is most concentrated energy source?

A) Fats B) Starch
C) Proteins D) Vitamins
 
Answer & Explanation Answer: A) Fats

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Q:

Where the mature sperm are produced?

A) Scrotum B) Vas deferens
C) Prostate gland D) Testes
 
Answer & Explanation Answer: D) Testes

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