CAT Questions

Q:

Hormone that helps regulate calcium balance

A) endocrine B) parathyroid
C) pancreas D) None of the above
 
Answer & Explanation Answer: B) parathyroid

Explanation:

PTH - Parathyroid hormone which balances calcium levels if they are low.

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Filed Under: General Science
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Q:

There are 90 coins, comprising of 5 and 10 paisa coins. The value of all the coins is Rs. 7. How many 5 paisa coins are there?

A) 50 B) 45
C) 40 D) 35
 
Answer & Explanation Answer: C) 40

Explanation:
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Filed Under: Simplification
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Q:

What reacts with oxygen to produce rust?

A) Aluminium B) Silver
C) Copper D) Iron
 
Answer & Explanation Answer: D) Iron

Explanation:

Iron reacts with oxygen in the presence of moisture or water to form a red oxide called rust and the reaction involved is called as Redox reaction.

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Q:

The interest-rate effect suggests that

A) an increase in the price level will increase the demand for money, increase interest rates, and decrease consumption and investment spending. B) a decrease in the supply of money will increase interest rates and reduce interest-sensitive consumption and investment spending
C) an increase in the price level will decrease the demand for money, reduce interest rates, and increase consumption and investment spending. D) an increase in the price level will increase the demand for money, reduce interest rates, and decrease consumption and investment spending.
 
Answer & Explanation Answer: A) an increase in the price level will increase the demand for money, increase interest rates, and decrease consumption and investment spending.

Explanation:
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Q:

What is the cause of most boating accidents?

what_is_the_cause_of_most_boating_accidents1538570800.jpg image

A) Machinery failure B) Alcohol use
C) Lack of proper look-out D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The main causes for the boat accidents are ::

1. Excessive speed

2. Machinery failure

3. Operator inexperience

4. Alcohol use

5. Operator inattention

6. Lack of proper look-out

7. Careless/reckless behavior and hull failure

8. Hazardous waters

and some more...

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Filed Under: General Awareness
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Q:

Plants that are more rare today are

A) Hydrophytes B) Xerophytes
C) Mesophytes D) None of the above
 
Answer & Explanation Answer: A) Hydrophytes

Explanation:
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Q:

Microeconomics is concerned with

A) The electronics industry B) The study of individual
C) The economy as a whole D) None of the above
 
Answer & Explanation Answer: B) The study of individual

Explanation:

Microeconomics is concerned with the study of individual firms, households, etc...

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Q:

Data stored in computer in which form?

A) numbers B) text
C) audio D) images
 
Answer & Explanation Answer: A) numbers

Explanation:

Data stored in computer in the form of binary number system. This can be used to covert text, images, audio,... into binary form for storing purpose.

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Filed Under: Computer
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