Bacteria found in the roots of legumes(beans) do nitrogen fixation.
Answer: KIDNEY (URINARY/EXCRETORY SYSTEM) helps regulate water and electrolyte balance.
Kidney is an important organ of our urinary system that regulates chemical composition of blood, regulates water and electrolyte balance, etc in our body. Kidney is made up of nephron cells that filters water, reabsorbs amino acids, secrete and excrete urine outside the body.
It’s a marine/ sea sponge it is a underwater invertebrate. It is classified as animal . Also Sea sponges do not have cell walls or chloroplast typical of plants, but contain animal cells.
C The percentage of humus in the soil will decrease.
Explanation:
The percentage of the humus in the soil will decrease if the decomposers that livers in the field dies.
Decomposers are organisms that breaks down organic matter in nature. They are usually a group of micro-organisms that feeds on dead plant and animal matter.
- Decomposers reduce dead organisms and plant matter into organic matter.
- Soil is made up of soil air, organic matter, water and rock materials.
- Soil organic matter is in form of humus in the soil.
- When decomposers are no longer available in the soil, the organic matter diminishes.
- The soil will therefore lack humus.
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Answer:
In the physical sciences, subatomic particles are smaller than atoms. They can be composite particles, such as the neutron and proton; or elementary particles, which according to the standard model are not made of other particles.
Explanation: