CSIR NET 2025 Chemical Science Question Paper (28-Jul-2025)

Question 1

Consider the following statements:Statement I: All booklets are manualsStatement II: All manuals are CataloguesIf statements I and II are true, then which of the following conclusions can be definitely drawn?

Accepted Answer

All booklets are Catalogues

Answer

All manuals are booklets

Answer

All Catalogues are booklets

Answer

All Catalogues are manuals

Question 2

The given Venn diagram shows numbers of players playing one or more than one sport.The percentage of players who play exactly two sports is closest to _______ %.

Accepted Answer

28

Answer

5

Answer

14

Answer

32

Question 3

The value of a company is measured as the total value of its shares owned by different investors. Rakesh owns $2/15$ of the shares of a company. He sells $1/3$ of his shares for Rs. $75,000/-$. What is the total value of the company at that time?

Accepted Answer

Rs. 16,87,500

Answer

Rs. 15,75,800

Answer

Rs. 17,75,800

Answer

Rs. 18,27,500

Question 4

A car has wheels of diameter $36$ cm. If it runs at a speed of $60$ km/h, then the rotation per minute (RPM) will be closest to _______.

Accepted Answer

884

Answer

898

Answer

906

Answer

986

Question 5

A cylindrical container of radius $20$ cm was filled with water up to $25$ cm height.
A solid spherical ball of radius $7$ cm was then immersed in the water. What would be the approximate increase in water level in the container after the ball was fully immersed?

Accepted Answer

$1.14$ cm

Answer

$2.28$ cm

Answer

$5.50$ cm

Answer

$7.00$ cm

CSIR NET 2025 Chemical Science Question Paper (28-Jul-2025)

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