What is a person who studies the relationship between organisms and environment?

What is great in size

What is the blanket of air covering the Earth

What are living things such as plants and animals

What is the study of the home (Earth)

What is energy in the form of rays or waves

What is a number of different things within the same category.

What is an organisms surroundings

What is a natural area where groups f living and non-living things interact with their environment?

What is the environment where animals live.

What is not allowed, forbidden?