<span>about 150 million kilometers
hope this helps</span>
Answer:
it plays an important role in research
Explanation:
it forms a core basis of other fields such as medicine
Answer:
B) Autotrophes
Explanation:
Producers are <u>autotrophes</u> because, they make their own food. Hence, the option (b) is the correct answer.
Answer:
Biotic factors are those that are living, which includes all of the plants, animals, fungi, protists and bacteria that make their homes there. Abiotic factors are those that are non-living, and these include temperature, pressure, wind, sunlight and weather systems.