Environmental Science
Definition of ecosystem is

The part of the earth and its atmosphere which inhibits living organisms
The community of organisms together with the environment in which they live
A community of organisms interacting with one another
The abiotic component of a habitat

ANSWER DOWNLOAD EXAMIANS APP

Environmental Science
The albedo of the earth's surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?

Low albedo of clouds, low albedo of water
Low albedo of clouds, high albedo of water
High albedo of clouds, low albedo of water
High albedo of clouds, high albedo of water

ANSWER DOWNLOAD EXAMIANS APP