LIFE SCIENCE

Detailed explanation-1: -Explanation: A biosphere encompasses ecosystems, communities, and populations.

Detailed explanation-2: -Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity. Every factor in an ecosystem depends on every other factor, either directly or indirectly.

Detailed explanation-3: -Sir Arthur G. Tansley coined the term ecosystem in 1935.

Detailed explanation-4: -Terms such as individual, population, species, community and ecosystem all represent distinct ecological levels and are not synonymous, interchangeable terms.