Which of the following are biotic factors and which are abiotic factors? . a. rain and grass are biotic; wind and humidity are abiotic.. b. algae and fungi are biotic; temperature and rainfall are abiotic.. c. oxygen and sunlight are biotic; maple trees and spiders are abiotic.. d. fish and whales are biotic; plankton and bacteria are abiotic..

Answer;

-Algae and fungi are biotic; temperature and rainfall are abiotic.

Explanation;

-Abiotic factors are the non-living parts of an environment. These include things such as sunlight, temperature, wind, water, soil and naturally occurring events such as storms, fires and volcanic eruptions.

-Biotic factors are the living parts of an environment, such as plants, animals and micro-organisms. These factors are living or once-living organisms in the ecosystem. These are obtained from the biosphere and are capable of reproduction. Examples of biotic factors are animals, birds, plants, fungi, and other similar organisms.

they both go up but then go back down. they both end lower than they started. lastly, they both are competitive/the second on.

explanation:

"d.) carbon dioxide and hydrogen sulfide"