Question

what do u mean by sex​

Answer 1

Explanation:

Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and landThese living things interact with the nonliving things around them such as sunlight, temperature, water, and soil. The living things in an ecosystem are interdependent. This means that living things depend on their interactions with each other and also nonliving things for survival.

Answer 2

Answer:

defference between male and female...................