Answer:
Following are the two types of living things that biologists could study:
1) Animals
2) Plants
Explanation:
As we know plants and animals are the most important organisms. Animals has further categories of living things are on land:
1) Birds
2) Mammals
3) Reptiles
4) Amphibians
Fishes are not included because they are in water but not on land.
It’s A because when changing it to scientific notation it goes to 2.75 and when going to the left from the decimal point it is negative
An example of an ecosystem that benefits people could be the ocean.
The ocean regulates the temperature of the earth, allowing a more comfortable place for people to live.
Hope this helps!
Translation would be the answer to that question
