I studied this before and I'm pretty sure it's D (sorry if I'm wrong)
Answer:
decomposer decomposes :) so it breaks down the organic matter into simpler compounds. it's very important process because complex compounds that build living organisms are not absorbable for other organisms, thus chemical cycling wouldn't be possible and the whole ecosystem would shut down. dead plants and animals would be everywhere and new organisms couldn't be born/grown. mold breaks down dead organic matter like dead trees. as the result simple compounds come into existence and can be assimilated by plants
The hydrosphere is all water on earth, the lithosphere is the crust and upper mantle, the biosphere is all life on earth, and the atmosphere is all the gases surrounding the earth.
1) if the cake has a heavy texture the flour might not be light enough for the dough or just because it doesn't have enough air in it
SOLUTION: fold some more air into it, or invest in some different flour.
Answer: A
Explanation: I feel as if it could be all of them except C
