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 Biology Questions

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Q:

The smallest blood vessels which are one-cell thick, are called ______.

A) vena cava B) arteries
C) veins D) capillaries
 
Answer & Explanation Answer: D) capillaries

Explanation:
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Filed Under: Biology
Exam Prep: Bank Exams

3 2006
Q:

What base does guanine pair with?

A) Adenine B) Thymine
C) Uracil D) Cytosine
 
Answer & Explanation Answer: D) Cytosine

Explanation:

In DNA, the chemicals are Adenine, thymine, guanine and cytosine. They always pair as basepairs like Adenine with Thymine and Guanine with Cytosine.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 2004
Q:

The scientific name of human being is?

A) Homo Nigrum B) Melongena Sapiens
C) Homo Sapiens D) Tigris Solanum
 
Answer & Explanation Answer: B) Melongena Sapiens

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Filed Under: Biology
Exam Prep: Bank Exams

1 2002
Q:

Which of the following statements about DNA replication is true?

A) Single‑strand binding proteins stabilize the open conformation of the unwound DNA. B) Okazaki fragments are DNA fragments synthesized on the leading strand.
C) DNA polymerase adds dNTP monomers in the 3′-5′ direction. D) DNA gyrase unwinds the DNA double helix.
 
Answer & Explanation Answer: A) Single‑strand binding proteins stabilize the open conformation of the unwound DNA.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk

1 1999
Q:

Humans cannot digest cellulose because they

Answer

Humans cannot digest cellulose because they are lacking with the enzymes responsible to breakdown the beta acetal linkages.

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Subject: Biology Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

2 1998
Q:

What is the first thing that alcohol effects?

A) Judgement B) Speech
C) Vision D) Balance
 
Answer & Explanation Answer: A) Judgement

Explanation:

Alcohol impairs your judgement. Judgement is in your brain stupid and it impairs your brain. 

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Filed Under: Biology
Exam Prep: AIEEE
Job Role: Analyst , Bank Clerk

0 1993
Q:

Which of the following is true of osmosis?

A) it is a type of diffusion B) movement is against water's concentration gradient
C) requires energy D) All of the above
 
Answer & Explanation Answer: D) All of the above

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 1992
Q:

All of the following are polysaccharides except

A) Chitin B) Lactose
C) Glycogen D) Cellulose
 
Answer & Explanation Answer: B) Lactose

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Filed Under: Biology
Exam Prep: Bank Exams

0 1985