Common Admission Test (CAT) Questions and Answers with Explanation

Q:

Gases used in normal welding?

A) Oxygen and Acetylene	B) Acetylene and Nitrogen
C) Oxygen, Hydrogen and Acetylene	D) Oxygen and Hydrogen

Answer & Explanation Answer: A) Oxygen and Acetylene

Explanation:

Normal Gas welding use oxygen-acetylene.

Depending on what materials you are welding, there are some more options that might be used.

For example - MIG/TIG use Argon, MAG use an argon-something mix.

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Filed Under: Chemistry
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Q:

Organisms need Nutrients in order to

A) Breaking down food	B) Utilize chemical compounds
C) recycling	D) None

Answer & Explanation Answer: A) Breaking down food

Explanation:

Nutrients are necessary for break down the food and supply energy to the organisms and to carry out essential life functions.

Important nutrients are Hydrogen, Carbon and Oxygen.

Some more important nutrients for plants are : Potassium, Sulphur, Nitrogen, Phosphorous, Calcium and Magnesium.

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Filed Under: Biology
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Q:

Everyone has it and no one can lose it. What is it?

A) Face	B) Teeth
C) Hair	D) Shadow

Answer & Explanation Answer: D) Shadow

Explanation:

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Q:

Two filling taps P and Q together can fill a tank with rate of 40 lit/min and 60 lit/min respectively in 8 min. If a waste tap can empty the filled tank in 32 min, then what is the rate of waste tap ?

A) 34 lit/min	B) 25 lit/min
C) 22 lit/min	D) 18 lit/min

Answer & Explanation Answer: B) 25 lit/min

Explanation:

Given that the waste tap can empty the filled tank in 32 min.

Now, the rate at which the waste tap can empty the tank = (40 + 60)8/32 = 100/4 = 25 lit/min.

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Filed Under: Pipes and Cistern
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Q:

Pure Banking, Nothing Else - is a slogan of

A) YES Bank	B) SBI Bank
C) Axis Bank	D) HDFC Bank

Answer & Explanation Answer: B) SBI Bank

Explanation:

"Pure Banking, Nothing Else" - is a slogan raised by SBI - State Bank of India.

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Filed Under: General Awareness
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Q:

Which action is considered a primary function of State government?

A) supervising elected federal government officials	B) regulating political parties and the media
C) organizing a local military to provide security	D) enforcing laws regarding the public safety

Answer & Explanation Answer: D) enforcing laws regarding the public safety

Explanation:

The primary function of State government is enforcing laws regarding the public safety.

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Filed Under: Indian Politics
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Q:

It is 3 in the morning, you’re sleeping and you hear the doorbell. It’s your parents who show up for a surprise visit for breakfast. You’ve got the strawberry jam, honey, bread and cheese.
What do you open first?

A) open your door	B) open your mouth
C) open the fridge	D) open your eyes

Answer & Explanation Answer: D) open your eyes

Explanation:

As you were asleep, none of the things could have happened without doing "open your eyes" first.

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Q:

Which state Chief minister launches ridesharing app for techies G-Ride ?

A) Karnataka	B) Uttar Pradesh
C) Kerala	D) Goa

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