CSIR NET 2020 Earth Science Question Paper (19-Nov-2020)

Question 1

Which of the following numbers is a perfect square?

Accepted Answer

48841

Answer

58287

Answer

68763

Answer

38262

Question 2

The surface area of water in a circular well with vertical wall is 30 $m^2$. When an idol made of a material of density 2 $g/cm^3$ is fully immersed, the water level rises by 10 cm. What is the mass of the idol?

Accepted Answer

6000 kg

Answer

300 kg

Answer

600 kg

Answer

3000 kg

Question 3

The hour and minute hands of a clock are along the same line at a certain time. They will be collinear next after a lapse of time which is closest to

Accepted Answer

33 minutes.

Answer

30 minutes.

Answer

60 minutes.

Answer

63 minutes.

Question 4

Which of the following is true for the given figure?

Accepted Answer

Number of rectangles + 1 < Number of triangles.

Answer

Number of rectangles > Number of triangles.

Answer

Number of rectangles = Number of triangles.

Answer

Number of rectangles + 1 = Number of triangles.

Question 5

Marks of five students Brijesh, Paresh, Ramesh, Naresh and Suresh in an examination are distinct. Marks of Brijesh is the average of the marks of all these students. Marks of Naresh is the average of the marks of Paresh and Ramesh. Marks of Paresh is the least and marks of Naresh is more than the marks of Suresh. Who got the highest marks?

Accepted Answer

Ramesh

Answer

Brijesh

Answer

Naresh

Answer

Suresh

CSIR NET 2020 Earth Science Question Paper (19-Nov-2020)

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