Use the drop-down menus to complete each statement about the amphibian heart. The
chamber is the pump portion of the heart.

The
chamber receives oxygen-rich blood from the lungs and skin.

The
chamber receives carbon-dioxide-rich blood from the rest of the body.

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.

energy and particles

sorry, is there a picture? i do not see any arrows.

wut? unius0123 wut?