How humans act on plants and animals, that is, the biosphere?

The biosphere acts as a life support system for the planet, helping to regulate the composition of the atmosphere, maintaining soil health and regulating the hydrological (water) cycle. Service: A measure a biome takes to serve for the planet. The biosphere supports between 3 and 30 million species of plants, animals, fungi, single-celled prokaryotes such as bacteria, and single-celled eukaryotes such as protozoans (Figure 1).

Stay safe and have a Merry Christmas :D

the answers for the whole quick check is

1. b

2. b

3. a

4. c

5. b

6. a

7. d

answer; i believe the answer is (25%)plz check first good luck;