Question

plz give me answer plzzzzzzzz Plz help me​

Answer 1

Answer:

1. liquid then gas

3.releasing carbon dioxide than more ( over population/densely populated)

Answer 2

Answer:

1) Water is found in all the three states that is -

liquid water in oceans, rivers, ponds

solid water in glaciers and snow

water vapour as gas

2) Nucleic acid and proteins are two biologically important compounds that contain both Oxygen and nitrogen.

3) Burning of firecrackers

Burning of leaves

Burning of plastic

4)The greenhouse effect is actually a process that heats up the earth's atmosphere. It causes when the radiation or the heat rays of the sun touches the atmosphere of the earth and then some of it is reflected back to the space and the rest is observed by the Earth. This is called as a greenhouse effect

5) Oxygen O²

Ozone O³