Explore topic-wise MCQs in Science.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Science knowledge and support exam preparation. Choose a topic below to get started.

1.

Forests help

A. to prevent diseases  
B. to prevent rainfall
C.  congenital diseases
D. in soil erosion
Answer» D. in soil erosion
Discussion
2.

Which of the following is not a forest product?

A. Gum  
B. sealing wax
C.  Dumping in land fills.
D. kerosene
Answer» E.
Discussion
3.

DIRECTIONS: The questions in this segment consists of two statements, one labeled as "Assertion A" and the other labeled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Loss of top soil is called soil erosion Reason (R): Heavy rains and deforestation causes loss of soil.

A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. N-pole S-pole Y Z    
D. A is false but R is true.
Answer» B. Both A and R are true but R is not the correct explanation of A.
Discussion
4.

Microorganisms produce ________ by acting upon the dead plants.

A. wood  
B. humus
C.  Only Q 
D. sand
Answer» C.  Only Q 
Discussion
5.

Which of the following sets represents primary consumers?

A. goat, rabbit, horses 
B. insects, snails
C.  The metal exerts a magnetic field which attracts the magnets.
D. All of these
Answer» E.
Discussion
6.

Micro-organisms act upon dead plants to produce

A. sand  
B. mushrooms
C.  Only (i) and (ii)
D. wood
Answer» D. wood
Discussion