3 years ago

What is in the topmost layer of soil called the O horizon?

Biology

2 answers:

lara31 [8.8K]3 years ago

5 0

Yes the o horizon layer is where most plant life is like in a forest it where all the roots of grass is

Vinil7 [7]3 years ago

4 0

Leaf litter and humus (decomposed organic matter).

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Would like help... biology

aleksandr82 [10.1K]

Answer:

germination rate of seeds

Explanation:

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3 years ago

Blood groups in humans are characterized by the presence of antigens (specifically, glycoproteins) on the surface of red blood c

KIM [24]

Answer:

Explanation:

a.) O, MN, Rh+: 3. A, M, Rh+ X A, N, Rh-

A = AO

Rh+ = +/-

b.) AB, MN, Rh+: 4. A, MN, Rh- X AB, M, Rh+

c.) O, M, Rh-: 2. A, M, Rh+ X B, M, Rh+

A = AO

B = BO

Rh+ = +/-

d.) B, N, Rh-: 1. O, MN, Rh- X B, N, Rh-

O = OO

B = BO

MN = MN

N = NN

Rh- = -/-

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4 years ago

During an evening hike, you see a shooting star just like the one pictured here. In which layer of the atmosphere does this shoo

IgorC [24]

Answer- Mesosphere, I looked at my science book

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3 years ago

Read 2 more answers

A species of fish evolved over thousands of years to have gills that allowed the fish to swim deep in the sea. What’s the effect

hammer [34]

Answer:

genetic modification competitors increase

Explanation:

The fish developed the gills because of genetic modification. Because the fish are now able to swim in deep water, their competitors in shallower water will have less food. Likewise, competition for food among deep-water fish that eat the same types of food will increase.

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2 years ago

Match the vitamin deficiencies and their symptoms.

Kryger [21]

Answer:

depression: B6

dry skin and nails: A

excessive bleeding: K

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3 years ago