Answer: B) Compounds contain two or more elements
Explanation:
I believe A because they have many cells
Explanation:
To protect the animals, plants, and more. Without having the habitats they'll die/go extinct. The plants will soon rot/wither away.
Answer:
D) a scientific journal about chemistry and a biography of a famous chemist
Answer:
The organism belongs to the Protista kingdom as it is unicellular, has cell walls, and has the ability to produce spores.