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 Biology Questions

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Q:

Which blood group is called universal donor?

A) AB- B) O-
C) AB+ D) O+
 
Answer & Explanation Answer: B) O-

Explanation:

O- blood group is called universal donor. AB+ is called as universal acceptor.

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4 1902
Q:

Which of the following vitamins are water soluble?

A) Vit. A & Vit. B B) Vit. B & Vit. C
C) Vit. C & Vit. D D) Vit. A & Vit. K
 
Answer & Explanation Answer: B) Vit. B & Vit. C

Explanation:
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Filed Under: Biology
Exam Prep: Bank Exams

3 1901
Q:

Arboreal Ateles is the scientific name of _____ .

A) Squirrel B) Sparrow
C) Lizard D) Spider monkey
 
Answer & Explanation Answer: D) Spider monkey

Explanation:
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Filed Under: Biology
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1 1898
Q:

Homeostasis is the condition in which the body maintains

A) a relatively stable internal environment within limits B) a changing state within an unlimited range
C) the lowest possible energy usage D) a static state with no deviation from preset points
 
Answer & Explanation Answer: A) a relatively stable internal environment within limits

Explanation:
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Exam Prep: AIEEE , Bank Exams , CAT
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2 1893
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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Filed Under: Biology
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6 1891
Q:

DNA stands for _____.

A) Di Nucleic Acid B) Deoxy Nucleic Acid
C) Diribonucleic Acid D) Deoxyribonucleic Acid
 
Answer & Explanation Answer: D) Deoxyribonucleic Acid

Explanation:
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4 1891
Q:

Which of the following is a risk factor for osteoporosis?

A) Smoking cigarettes B) Drinking alcohol
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Osteoporosis makes you more likely to loss bone mass and density resulting in fractures. Smoking cigarettes and drinking alcohol can lead to loss bone mass and density. Oseoporosis is more common in women than men.

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1 1890
Q:

Which is the longest bone in the human body?

A) Fibula B) Radius
C) Stapes D) Femur
 
Answer & Explanation Answer: D) Femur

Explanation:
The femur is also the longest bone in the human body. By most measures the femur is the strongest bone in the body.
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Filed Under: Biology
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4 1890