Natural Resources - Class 9 Science CBSE ICSE
Improve your understanding of Natural Resources by practicing the below questions from class 9 Science.
The activity that leads to soil erosion is
Increased concentration of pesticides from one tropic level to the other is called
Which of the following is a recently originated problem of our environment?
Identify the step involved only in Nitrogen cycle from the following.
Factors which influence wind are
The two forms of oxygen found in the atmosphere are ________.
One of the following gases that contributes to the green house effect is
The excess algal growth in water bodies is due to
Oxygen is returned to the atmosphere mainly by __________.
Organisms like lichens are very sensitive to the levels of ______.
Topics in Class 9 Science: