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Q:

Which leukocyte is responsible for antibody production?

A) Monocyte B) T-Cells
C) B Lymphocyte D) Basophil
 
Answer & Explanation Answer: C) B Lymphocyte

Explanation:

Leukocyte, commonly known as a white blood cell (WBC), is a major component in protecting the body against invading microorganisms and body cells with mutated DNA, and they clean up debris. 

B Lymphocyte also called as B-Cells or plasma cells produces the antibodies or immunoglobulins that bind to specific foreign or abnormal components of plasma membranes. This is also referred to as humoral (body fluid) immunity.

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Q:

Name the stage of mitosis during which the chromosomes of a dividing cell lies at the equatorial plate?

A) Anaphase B) Telophase
C) Metaphase D) Prophase
 
Answer & Explanation Answer: C) Metaphase

Explanation:
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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:

Which among the following is NOT same as reproduction?

A) Regeneration B) Budding
C) Vegetative Propagation   D) Spore formation  
 
Answer & Explanation Answer: A) Regeneration

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Q:

The tendon is made up of

A) inelastic connective tissue fibres B) inelastic and elastic connective tissue fibres
C) only collagen fibres D) elastic connective tissue fibres
 
Answer & Explanation Answer: C) only collagen fibres

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Q:

Which of the following represents the pair of sex chromosomes in women?

A) XY B) XX
C) YY D) None of these
 
Answer & Explanation Answer: B) XX

Explanation:
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Q:

Radish is an example of

A) bulb B) root
C) tuber D) fruit
 
Answer & Explanation Answer: B) root

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Q:

Which of the following is present in the centre of a flower?

A) Carpel B) Sepals
C) Petals D) Stamen
 
Answer & Explanation Answer: A) Carpel

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