CAT Questions

Q:

3 x 3 + 3 - 3 + 3 = ?

A) 9 B) 12
C) -3 D) 3
 
Answer & Explanation Answer: B) 12

Explanation:

Using BODMAS law,

3 x 3 + 3 - 3 + 3 =

3 x 3 = 12

= 12 + 3 - 3 + 3

=  9 + 3

= 12

 

Hence, 3 x 3 + 3 - 3 + 3 = 12.

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Q:

Which of the following is a compound machine?

A) Screw B) Knife
C) Bicycle D) Ramp
 
Answer & Explanation Answer: C) Bicycle

Explanation:

Bicycle is a compound machine in the above given options. A compound machine is a machine that is formed by two or more simple machines.

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Q:

Which of the following is a feature of leptin?

A) It acts primarily on the brain B) It is secreted by the brain and acts on fat cells
C) It is an enzyme D) It is usually deficient in thin people
 
Answer & Explanation Answer: B) It is secreted by the brain and acts on fat cells

Explanation:
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Q:

First Indian Institute of Skills will get in which city?

A) Hyderabad B) Noida
C) Mumbai D) Bangaluru
 
Answer & Explanation Answer: C) Mumbai

Explanation:

India's first Indian Institute of Skills will get in 3 locations viz. Mumbai, Kanpur and Ahmedabad in the country. Ministry of Skill Development and Entrepreneurship has approved the proposal to set up Indian Institute of Skills (IISs) on Not-for-profit Public Private Partnership (N-PPP) basis.

The reason behind these institutes is to promote further growth of the Indian Skills sector overall, new measures have been initiated by the Government of India to establish state of the art training institutions called Indian Institutes of Skill (IISs).

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Q:

The commercial and marketing arm of ISRO is

A) Antrix Corporation Limited B) ISRO Satelliet Corporation
C) Space Applications Center D) None
 
Answer & Explanation Answer: A) Antrix Corporation Limited

Explanation:
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Q:

The shape of the nucleus is maintained by

A) the nuclear lamina B) the nuclear envelope
C) the nucleolus D) the endoplasmic reticulum
 
Answer & Explanation Answer: A) the nuclear lamina

Explanation:

The shape of the nucleus is maintained by the nuclear lamina.

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Q:

Which Indian personality received Carnot Prize for Power Reforms, Rural Electrification?

A) Piyush Goyal B) Arun Jaitley
C) Amit Khare D) Ravi Shankar Prasad
 
Answer & Explanation Answer: A) Piyush Goyal

Explanation:

Piyush Vedprakash Goyal is the Indian personality received Carnot Prize for Power Reforms, Rural Electrification. He is an Indian politician and the current minister of Railways, Coal in the Government of India.

Indian_personality_received_Carnot_Prize_for_Power_Reforms,_Rural_Electrification1549088433.jpg image

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Q:

Which of these equations best summarizes photosynthesis?

A) CO2 + H2O -----> C6H12O6 + 6O2 B) 6O2 + 6H2O -----> C6H12O6 + 6CO2
C) 6CO2 + 6H2O -----> C6H12O6 + 6O2 D) C6H12O6 + 6O2 -----> CO2 + 6H2O
 
Answer & Explanation Answer: C) 6CO2 + 6H2O -----> C6H12O6 + 6O2

Explanation:

Here 6CO2 + 6H2O -----> C6H12O6 + 6O2 is the only option which best summarizes photosynthesis. We know that, photosynthesis is the reverse of cellular respiration in that carbon dioxide is used with water to form sugar, and oxygen is released.

 

Which_of_these_equations_best_summarizes_photosynthesis1553579499.png image

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