Q:

Which are two chemicals used to purify water?

A) Chlorine & Fluorine	B) Fluorine & Iodine
C) Chlorine & Hydrogen peroxide	D) Fluorine & Iodine

Answer & Explanation Answer: C) Chlorine & Hydrogen peroxide

Explanation:

Removing the contaminents if any in the water which causes harm to our health is involved in the purifying of water.

This process involves chemicals. Chloramines, Hydrogen peroxide, Iodine are the chemicals which are used in purifying water.

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

1 8403

Q:

TEL minimise the knocking effect when mixed with petrol, it acts as_______

A) Positive catalyst	B) Negative catalyst
C) Auto catalyst	D) Induced catalyst

Answer & Explanation Answer: B) Negative catalyst

Explanation:

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Filed Under: Chemistry

18 8402

Q:

Ozone holes are more pronounced at the

A) Equator	B) Tropic of cancer
C) Tropic of capricorn	D) Poles

Answer & Explanation Answer: D) Poles

Explanation:

Ozone holes are more pronounced at the polar regions of the earth.

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Filed Under: Indian Geography
Exam Prep: Bank Exams

2 8393

Q:

Which country has announced referendum to add climate goals in its Constitution?

A) Germany	B) France
C) New Zealand	D) United Kingdom

Answer & Explanation Answer: B) France

Explanation:

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Filed Under: General Awareness
Exam Prep: Bank Exams

0 8386

Q:

Which one of the following liberty is not embodied in the Preamble to the Constitution of India?

A) Liberty of Thought	B) Liberty of Expression
C) Liberty of Belief	D) Economic Liberty

Answer & Explanation Answer: D) Economic Liberty

Explanation:

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Filed Under: Indian Politics

9 8386

Q:

Rearrange the parts of the sentence in correct order.

It is high time

P-about the cost and
Q-the government started thinking
R-quality of power supply

A) RPQ	B) QRP
C) QPR	D) PRQ

Answer & Explanation Answer: C) QPR

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 8385

Q:

Which of the following is called 'the King of Chemicals' ?

A) Nitric acid	B) Hydrochloric acid
C) Silver nitrate	D) Sulphuric acid

Answer & Explanation Answer: D) Sulphuric acid

Explanation:

Sulphuric acid is called the King of Chemicals because it is used in the preparation of a very large number of other useful chemicals such as hydrochloric acid, nitric acid, dyes, drugs etc. In fact the annual production of shulpuric acid in a country is a measure of the economy of the country.

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Filed Under: Chemistry

9 8384

Q:

Who first discovered the every eighth element had properties similar to that of the first?

A) Newlands	B) Moseley
C) Dobereiner	D) Mendeleev

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