In an ecosystem, all the trophic level in a food web are closely interlinked and any change in one level is bound to affect the other levels. The various trophic levels may correspond to producers (such as grass and plants), primary consumers (such as deer), secondary consumers (such as tigers or lions, etc.), etc. If we reduce the land available or necessary for sustaining the ecosystem by half (5 acres instead of 10 acres).
c)Pituitary glands
It is a small structure in ther head. It is called the master gland because it produces hormones that control other glands.
<span>9. Contributes to medicine and agriculture
Explanation: The plant varieties and different animal species in a given location helped vegetation and many medicines were found to help mankind.
10. Crop rotation
Explanation: different varieties of crop were developed and rotation of crops in due seasons is essential for the growing population. Pollution, deforestation and climate change all affect the world.</span>
Answer:
It is a sequence of chemicals reactions in which molecules are broken down in the presence of oxygen to generate energy.
Explanation:
Reduce amount of time you take showers and use the bathroom, as well as stop leaks