Careful study of commonalities among different organisms suggests that all life on Earth Careful study of commonalities among different organisms suggests that all life on Earth depends on sunlight for energy. shares a common ancestor. lives either on the land surface or in the oceans. evolved at a time when Earth had plentiful oxygen in its atmosphere.

Yes.

Explanation:

Yes, all life on Earth depends on sunlight for obtaining energy and also shares a common ancestor of all organisms that lives on the land surface or in the oceans.  Sun is the major source of energy through which plants produces food for itself and for other organisms. All the organisms have common ancestors which evolved with the passage of time when the change occurs in the environment and is responsible for the diversity of organisms.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.

the answer is c because it is most logical.