4000+ Latest Bank Exams Questions and Answers with Explanation

Q:

Polynucleotide chain of DNA contains

A) a nitrogenous base, deoxyribose sugar and phosphate group	B) a nitrogenous base, ribose sugar and phosphate group
C) deoxyribose sugar, ribose sugar and phosphate group	D) a nitrogenous base and phosphate group only

Answer & Explanation Answer: A) a nitrogenous base, deoxyribose sugar and phosphate group

Explanation:

The two DNA strands are called polynucleotidesbecause they are composed of simpler monomer units called nucleotides. Eachnucleotideis composed of one of four nitrogen-containingnucleobases (cytosine, guanine, adenine or thymine), a sugar called deoxyribose, and a phosphate group.

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Filed Under: Biology
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Q:

The economic way of thinking stresses that

A) incentives matter--individuals respond in predictable ways to changes in personal costs and benefits.	B) changes in personal costs and benefits generally fail to exert much impact on behavior.
C) if a good is provided by the government, its production will not consume valuable scarce resources.	D) if one individual gains from an economic activity, then someone else must lose and in the same proportion.

Answer & Explanation Answer: A) incentives matter--individuals respond in predictable ways to changes in personal costs and benefits.

Explanation:

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Filed Under: Indian Economy
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Q:

A shopkeeper purchased a chair whose marked price is Rs 1400, at two successive discount of 20% and 30% respectively. If he sells the chair for Rs 1176, then what is the profit percentage?

A) 50	B) 33.33
C) 37.5	D) 57.5

Answer & Explanation Answer: A) 50

Explanation:

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Filed Under: Profit and Loss
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Q:

Some amount of plasma, proteins and blood cells escape through the pores present in the walls of capillaries into the intercellular spaces in the tissue and form ______.

A) heparin	B) lymph
C) platelet	D) protein

Answer & Explanation Answer: B) lymph

Explanation:

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Filed Under: Biology
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Q:

Under which Article of Indian Constitution an emergency can be declared on the grounds of failure of constitutional machinery in the states?

A) Article 350	B) Article 352
C) Article 356	D) Article 368

Answer & Explanation Answer: C) Article 356

Explanation:

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Filed Under: Indian Politics
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Q:

If x = (a/b) + (b/a), y = (b/c) + (c/b) and z = (c/a) + (a/c), then what is the value of $xyz - x^{2} - y^{2} - z^{2}$ ?

A) – 4	B) 2
C) – 1	D) – 6

Answer & Explanation Answer: A) – 4

Explanation:

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Filed Under: Simplification
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Q:

Find 2 consecutive natural numbers, sum of whose squares is 25.

A) 2, 3	B) 3, 4
C) 4, 5	D) 1, 4

Answer & Explanation Answer: B) 3, 4

Explanation:

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Filed Under: Problems on Numbers
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Q:

The area of Nepal is approximately _________ square kilometres.

A) 115187	B) 128540
C) 135789	D) 147181

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