Are substances released into the environment that in excess amounts cause damage

Hello There!

"POLLUTANTS" are substances released into the environment that in excess amounts cause damage.

Some examples of natural pollutants are...

DUST

SEASALT

VOLCANIC GASSES AND ASH

FOREST FIRE SMOKE

POLLEN

Pollutants.

Explanation:

Pollutants is defined  as that substances which are released into the environment that in excess amounts cause damage.

Pollutants van be air pollutants , water pollutants , soil pollutants ,noise pollutants ,

Air pollutants can be gases, smoke from burning of fossil fuels and vehicle  etc.

Noise pollutants : Noise of crackers,loud music etc.

Soil pollutants :Polythene,plastic bags,fertilizers etc.

Water pollutants : Chemical put into river ,industrial waste put into canals or rivers etc.

All pollutants damage environment when they are released in excess amount into environment .

nucleus

would be most reasonable answer tbh

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.