Answer:
O.
Explanation:
There are different types of soils and it is made up of different layers or horizon such as A, B, C, O, R and E. Together all the horizons forming soil profile. Each horizon containing different soil types.
O horizon: Known as top layer of the soil which contains layer of organic matter which is about two inches thick, and made up of humus such as decomposing leaves, dark-colored, carbon rich matter, twigs and microbial biomass which is mixed with small grained minerals for the formation of aggregate structures.
Answer:72
Explanation:
The water is colder so you would burn more calories.
Answer: G2 occurs directly after S phase.
Answer:
4
Explanation:
One division into the p1 generation, and then the p1 generation makes the p2 generation, making it 4 cellular divisions.
Answer:
primary producers:
trees, flowers, plants basiclly
secondary producers:
frogs, bunnies, bugs another word for prey
Explanation:
primary producers are the 1st producers at the bottom of the food chain bc they only use light a fuel.
secondary are the actual animals that are eaten by consumers. they could also be considered prey.
