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 Biology Questions

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Q:

Lungs are the primary organs of _________.

A) Digestion B) Constipation
C) Perspiration D) Respiration
 
Answer & Explanation Answer: D) Respiration

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Q:

Prostate gland is present below

A) the urinary bladder B) the kidneys
C) the scrotum D) the penis
 
Answer & Explanation Answer: A) the urinary bladder

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Q:

The formed elements in the blood are

A) Erythrocytes B) Leucocytes
C) Thrombocytes D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

The formed elements are so named because they are enclosed in a plasma membrane and have a definite structure and shape.

 

The formed elements in the blood are Erythrocytes (RBC's), Leukocytes (WBC's) and Thrombocytes (Platelets).

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Q:

The auxiliary buds _____.

A) grow endogenously from the pericycle B) arise endogenously from the main growing point
C) is an embryonic shoot located in the axil of a leaf D) arise exogenously from the epidermis
 
Answer & Explanation Answer: C) is an embryonic shoot located in the axil of a leaf

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Q:

RBCs are formed in the ____________ in the adults.

A) blue bone marrow B) red bone marrow
C) white bone marrow D) black bone marrow
 
Answer & Explanation Answer: B) red bone marrow

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Q:

In which of the following tissues are the cells living, elongated and irregularly thickened at the corners?

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

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Q:

Which factor affects the heart rate in mammals?

A) Need for oxygen B) RBC count in blood
C) Blood type D) All the above
 
Answer & Explanation Answer: A) Need for oxygen

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Q:

The ___ has abundant white fibres.

A) cartilage B) ligament
C) tendon D) bone
 
Answer & Explanation Answer: C) tendon

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