Q:

Sphalerite is an ore/mineral of

A) Mercury	B) Molybdenum
C) Silver	D) Zinc

Answer & Explanation Answer: D) Zinc

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Which of the following is used for disinfecting drinking water?

A) Baking powder	B) Bleaching powder
C) Washing soda	D) Baking soda

Answer & Explanation Answer: B) Bleaching powder

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Passive/Active voice.
I have kept all your old letters.

A) Keeping of all your old letters has been done by me.	B) I keep your letters which have become old.
C) Your letters which have become old would be kept by me.	D) All your old letters have been kept by me.

Answer & Explanation Answer: D) All your old letters have been kept by me.

Explanation:

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Filed Under: English

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Q:

___ has naked seeds.

A) Pinus	B) Lemon
C) Carrot	D) Wheat

Answer & Explanation Answer: A) Pinus

Explanation:

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Filed Under: Biology
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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

Explanation:

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Filed Under: Biology
Exam Prep: Bank Exams

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Q:

Which one of the following statements is not correct?

A) When total utility is maximum, marginal utility is zero	B) When total utility is decreasing, marginal utility is negative
C) When total utility is increasing, marginal utility is positive	D) When total utility is maximum,marginal and average utility are equal to each other.

Answer & Explanation Answer: D) When total utility is maximum,marginal and average utility are equal to each other.

Explanation:

Total utility -It is total psychological satisfaction which a consumer derives from the consumption of a commodity is known as total utility

Marginal utility -It is anaddition made in total utility by consuming and additional unit of a commodity is known as marginal utility.

•When marginal utility is positive,total utility increases

•When marginal utility is zero,total utility is at maximum

•When marginal utility is negative,total utility decreases

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Filed Under: Indian Economy
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

When the business is ran smoothly (1)/ directors are more than happy to pick an experienced insider, (2)/ who will continue along the present path. (3)/ No error (4)

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

Answer & Explanation Answer: A) 1

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Improve the bracketed part of the sentence.
The communities of ants are sometimes very large, (numbered) even upto 500 individuals: and it is a lesson to us that no one has ever yet seen quarrel between
any two ants belonging to the same community.

A) number	B) numerous
C) numbering	D) No improvement

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