Natural Resources and Their Conservation (Soil, Water: A Precious Resource, Forests our Lifeline, Wastewater Story) Sample Questions for Class 7
Question 1
What part of the cell breaks down the waste products of the cell?
A. centriole
B. lysosome
C. nucleolus
D. ribosome
Question 2
Stored energy which is released in the form of intense vibrations during an earthquake.
A. seismic waves
B. tidal waves
C. ocean waves
Question 3
The epicenter of an earthquake is
A. the location that emergency support workers meet during an earthquake.
B. the size of an earthquake.
C. the point on Earth's surface above where an earthquake occurs.
D. the center of an earthquake.
Question 4
Dark color in moths would be an advantage in a forest of trees with dark bark.
A. True
B. False
Question 5
A measure of how acidic or alkaline water is called .
A. pH
B. turbidity
C. eutrophication
D. pollution