Answer:
Life on Earth uses only two types of energy for metabolism: sunlight and redox chemistry ... One or the other has to be present, and if you're in the habitable zone of a star, you at least have enough light to support photosynthesis. So you have the right temperature, water, and sunlight. What else do you need?
Explanation:
Air pressure is caused by the air molecules around us. Air particles are always in random and continuos motion, bombarding each other in random direction. As air particles collide they create pressure.
The image given is incomplete. The complete image is attached below.
Answer:
A. A Squirrel, robin, and field mouse
Explanation:
Food web is defined as the interconnection between different food chains which shows how organisms from different food chains are connected with each other for food in the ecological community.
In the attached image, there are three consumers which depend on the same producer for food. Those three consumer are squirrel, robin, and field mouse feeding over plant seeds (producer) for survival.
Hence, the correct option is A.