Biology Questions

Q:

Which hormone is released from the testes?

A) Insulin B) Testosterone
C) Thyroxin D) Estrogen
 
Answer & Explanation Answer: B) Testosterone

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Q:

What marks the onset of puberty in females?

A) Menopause B) Adolescence
C) Menstruation D) Menarche
 
Answer & Explanation Answer: D) Menarche

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Q:

Prostate in human body is a

A) Connective tissue B) Gland 
C) Membrane D) Muscle
 
Answer & Explanation Answer: B) Gland 

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Q:

Osteoporosis is the disease related to

A) Spinal cord B) Heart
C) Kidneys D) Lungs
 
Answer & Explanation Answer: A) Spinal cord

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Q:

Oxygenated blood flows out of the heart through the _____ .

A) aorta B) pulmonary artery
C) vena cava D) atrium
 
Answer & Explanation Answer: A) aorta

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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

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Q:

Which among the following is respiratory pigment in human beings?

A) Melanin B) Haemoglobin
C) Rhodopsin D) Bilirubin
 
Answer & Explanation Answer: B) Haemoglobin

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Q:

Cholesterol is synthesized by the body mainly in the

A) small intestine B) liver
C) large intestine D) abdomen
 
Answer & Explanation Answer: B) liver

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