Biology Questions

Q:

Proteins are polymers formed from

A) carbohydrates B) amino acids
C) nucleic acids D) lipids
 
Answer & Explanation Answer: B) amino acids

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Q:

In general enzymes are what kinds of molecules?

A) Lipids B) Carbohydrates
C) Proteins D) Nucleic acids
 
Answer & Explanation Answer: C) Proteins

Explanation:

In general, Enzymes are proteins that act as biological catalysts.

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Q:

Alveoli is related to which of the following system of human body?

A) Circulatory system B) Excretory system
C) Reproductive system D) Respiratory system
 
Answer & Explanation Answer: D) Respiratory system

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Q:

Which of the following is the largest part of the human brain?

A) Ribs B) Cerebrum
C) Pons D) Thalamus
 
Answer & Explanation Answer: B) Cerebrum

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Q:

Myopia is a defect of eyes which is also known as

A) Far Sightedness B) Near Sightedness
C) Astigmatism D) Night Blindness
 
Answer & Explanation Answer: B) Near Sightedness

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Q:

Which kind of cell division is used to repair an injury by the body?

A) Mitosis only B) Meiosis only
C) Both Mitosis and Meiosis  D) Neither Mitosis nor Meiosis
 
Answer & Explanation Answer: A) Mitosis only

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Q:

Zeatin is produced in ____ and transported to ___ in the xylem where it promotes cell division.

A) Shoots, Roots,  B) Roots, Shoots
C) Stems, Leaves D) Leaves, Stems
 
Answer & Explanation Answer: B) Roots, Shoots

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Q:

Which of the following is NOT included in the excretory system of human being?

A) A pair of kidney B) A pair of ureters
C) Abdomen D) Urinary bladder
 
Answer & Explanation Answer: C) Abdomen

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