Question

please answer at least questions you know I know all is not so possible
but please




hope I'll get the accurate answer.​

Answer 1

1st answer:

Significance of photosynthesis ..

Green plants and trees use photosynthesis to make food from sunlight, carbon dioxide and water in the atmosphere: It is their primary source of energy. The importance of photosynthesis in our life is the oxygen it produces. Without photosynthesis there would be little to no oxygen on the planet.

2nd answer:

Photosynthesis and Respiration is that photosynthesis utilizes carbon dioxide and water in the presence of light to produce glucose and oxygen, whereas respiration uses oxygen and glucose to power the activities of the cell.

3rd answer: it will be too long so search in Google

4rth answer;

Gas exchange is the delivery of oxygen from the lungs to the bloodstream, and the elimination of carbon dioxide from the bloodstream to the lungs. It occurs in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.

5th answer:

STDs are sexually transmitted diseases. This means they are most often -- but not exclusively -- spread by sexual intercourse. HIV, chlamydia, genital herpes, genital warts, gonorrhea, some forms of hepatitis, syphilis, and trichomoniasis are STDs.

6th answer:

Biodegradable substances are the substances which degrades when it's composted. It includes the organic matter which can be broken down into CO2 and water, methane or other simple organic matters.

Non-biodegradable substances affect the environment in the following ways:

→ They contaminate soil and water resources as they cannot be decomposed by micro-organisms.

→ These substances, when accidentally eaten by stray animals, can harm them and can even cause their death.Oct 15, 2019

Its too many I can't answer more ..

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