CTET Paper II (Upper Primary: Class 6-8)

Natural Resources - Air Water Soil Conservation Environmental Impact question bank (Mathematics & Science)

Practice 81 free CTET Paper II (Upper Primary: Class 6-8) Mathematics & Science - Natural Resources - Air Water Soil Conservation Environmental Impact questions with answers and step-by-step solutions.

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Q1.

Which of the following is the correct description of the phenomenon of nitrogen fixation in plants?

CTET Paper II - Dec 2021 session, 07 Jan 2022 (CBT), Q68 (Official PYQ)

(A)

Conversion of ammonia into nitrites and then into nitrates

(B)

Reducing nitrates present in the soil to release nitrogen gas

(C)

Decomposing complex, dead organic matter into ammonia

(D)

Converting atmospheric nitrogen into oxides of nitrogen

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Q2.

An object X sinks in liquids P and Q but floats in liquid R. Which of the following conclusions can be made from these observations?
A) Density of X is more than density of P
B) Density of X is less than density of R
C) Density of P is equal to density of R
D) Density of P is less than density of R

An object X sinks in liquids P and Q but floats in liquid R. Which of the following conclusions can be made from these observations?

CTET Paper II - Dec 2021 session, 11 Jan 2022 (CBT), Q61 (Official PYQ)

(A)

A, B, C

(B)

A, B, D

(C)

B, C, D

(D)

A, C, D

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