Answer:
A. Filtering Blood to Remove Unwanted Waste
Explanation:
Excretory system is comprised of Kidneys, liver, lungs and skin.
Your answer would be A: 24
because 20% of 30 is 6 and because he wants to decrease it by 20% (or 6) it would make your answer 24.
20% into a decimal is .20
.20 divided by 30=6
Answer:
Justify given in explanation:
Explanation:
When there is environmental pollution it adds dust to water soil and sound because when pollution is added to water the water becomes polluted same on air, soil and sound. Which causes the soil to absorb polluted water and the plants that absorb oxygen doesn't get dust-less oxygen and as a result there growth is not good
1. the improper functioning of the body brought about by heredity, infection, diet, or the environment
disease
2. cannot be spread through contact or any mechanism of transmission
non - infectious disease
3. caused by the spread of harmful microorganisms
infectious disease
4. caused by the multiplication of a small infectious agent which invades a host cell and then destroys it
viral infection
5. caused by the reproduction of a small infectious agent which produces poisons that destroy cells
bacterial infection
6. caused by the multiplication of fungal organisms on or in the body
fungal infection
7. caused by microscopic parasites
protozoan infection