Question

a community of organisms and their abiotic environment. 4

• ecosystem
• biome
• ecology
• environment

the solar system *

• astronomy
• oceanography
• geology
• meteorology

an organism that makes its own food *

• fungi
• decomposer
• producer
• consumer

Explanation:

1. A community of organisms and their abiotic environment is an ecosystem. Ecology is the study of ecosystems.
2. The solar - system is studied in astronomy.
3. An organism that makes its own food is a producer, which is a key concept in ecology.

Answer:

1. ecosystem
2. astronomy
3. producer