Explanation : Hydrological cycle or water cycle is under the control of forest. The trees in the forest replenishes the
clouds and bring rain to maintain the cycle and ecosystem.
Explanation : Teaching-learning process are action necessary to accomplish a goal in education. It is cognitive and conducive and needed for school based assessment and reporting.
Explanation : Observing the natural environment, making report about the changes in the environment, expressing his/her views, questioning about why the changes took place in the environment, analysis and experimentation wholly constitutes the learning indicators of environmental studies.