Answer:
bacteria and parasite sewage, industrial waste, and chemicals.
Explanation:
Answer:
diabetic saw the presure
disease make a basic exam
Explanation:
Planting trees and bushes is always good for nature and humans as these clean the air and make the air breathable. On a steep hill planting of trees and bushes are important as these extend their roots deep inside the hills for better growth. The trees and plants also hold the soil and water during rain and can avoid floods.
Protein I think because protein is the key source of energy for our body
Answer:
True
Explanation:
Smiling is considered as a universal sign of happiness. Smiling is something that makes a person happy internally. During birth babies smile. Some people smile even during sleep. It has been observed that when people are exposed to something they love or enjoy, they usually smile such as song, music, old photographs etc. Smiling is not a learned behaviour , it is considered as a sign of pleasure and openness across various cultures.
Hence, the given statement is true
