4000+ Latest Bank Exams Questions and Answers with Explanation

Q:

Which one of the following is true of tRNAs?

A) tRNAs are double-stranded.	B) There are four types of tRNA.
C) Each tRNA binds a particular amino acid.	D) All of the above

Answer & Explanation Answer: C) Each tRNA binds a particular amino acid.

Explanation:

tRNA abbreviated as A transfer RNA is an adaptor molecule composed of RNA, typically 76 to 90 nucleotides in length, that serves as the physical link between the mRNA and the amino acid sequence of proteins.

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Filed Under: Biology
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2 2595

Q:

What two scientists established the structure of dna?

A) Rosalind Franklin and Maurice Wilkins	B) James Watson and Francis Crick
C) Rosalind Franklin and Francis Crick	D) James Watson and Maurice Wilkins

Answer & Explanation Answer: B) James Watson and Francis Crick

Explanation:

In the early 1950s two scientists, Rosalind Franklin and Maurice Wilkins, studied DNA using x-rays. Franklin produced an x-ray photograph that allowed two other researchers, James Watson and Francis Crick to work out the 3D structure of DNA. The structure of DNA was found to be a double helix.

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Filed Under: Inventions
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0 2594

Q:

An increase in the quantity demanded means that

A) The demand curve shifted to right	B) Price of the product has declined
C) Increase in consumer income	D) All the above

Answer & Explanation Answer: D) All the above

Explanation:

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Filed Under: Indian Economy
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1 2593

Q:

Cognitive neuroscientists can examine the brain with

A) PET & MRI	B) Gama images & electrolysis
C) electrolysis & PET	D) MRI & electrolysis

Answer & Explanation Answer: A) PET & MRI

Explanation:

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Filed Under: General Science
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3 2592

Q:

P and Q invested some money in a business in the ratio of 4 : 7 respectively. After 6 months P withdraws his capital. If they receive profits in the ratio of 4 :21, then for how many months did Q invest in the business?

A) 12	B) 15
C) 18	D) 21

Answer & Explanation Answer: C) 18

Explanation:

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Filed Under: Partnership
Exam Prep: Bank Exams , CAT

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Q:

The price of a movie ticket was increased in the ratio 9 : 10. What is the increase in the revenue (in Rs.) of the cinema hall, if the original fare was Rs 180 and 2200 tickets were sold.

A) 44000	B) 440000
C) 39600	D) 396000

Answer & Explanation Answer: A) 44000

Explanation:

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

4 2591

Q:

Air is said to be saturated when

A) its pressure is minimum	B) it contains the maximum content of water vapour
C) its thickness is maximum	D) it blows over the barren land

Answer & Explanation Answer: B) it contains the maximum content of water vapour

Explanation:

Air is said to be saturated when it contains the maximum content of water vapour.

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Filed Under: Physics
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Q:

The only brother of Ankit is the brotherinlaw of Shweta. How Shweta is related to Ankit?

A) Wife	B) Sister
C) Mother	D) Aunt

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