Question

1 what is a food chain? give one example.

2 define wastewater , contaminants , sewage.

3 what are natural resources? give example​

Answer 1

Explanation:

1. A food chain only follows just one path as animals find food. eg: A hawk eats a snake, which has eaten a frog, which has eaten a grasshopper, which has eaten grass. A food web shows the many different paths plants and animals are connected. eg: A hawk might also eat a mouse, a squirrel, a frog or some other animal

2.Wastewater (or waste water) is any water that has been contaminated by human use. ... Types of wastewater include: domestic wastewater from households, municipal wastewater fromNatural resources are materials from the Earth that are used to support life and meet people's needs. Any natural substance that humans use can be considered a natural resource. Oil, coal, natural gas, metals, stone and sand are natural resources. Other natural resources are air, sunlight, soil and water.

communities (also called sewage) and industrial wastewater. Wastewater can contain physical, chemical and biological pollutants.

3. HOPE IT HELPS YOU....HAVE A GREAT DAY AHEAD....

Answer 2

Explanation:

e

1. A food chain only follows just one path as animals find food. eg: A hawk eats a snake, which has eaten a frog, which has eaten a grasshopper, which has eaten grass. A food web shows the many different paths plants and animals are connected.

Example : A hawk might also eat a mouse, a squirrel, a frog or some other animal.

2. (a) water that has been used in the home, in a business, or as part of an industrial process.

(b) a polluting or poisonous substance that makes something impure.

(c) Sewage, or domestic/municipal wastewater, is a type of wastewater that is produced by a community of people. It is characterized by volume or rate of flow, physical condition, chemical and toxic constituents, and its bacteriologic status (which organisms it contains and in what quantities).

3. Any natural substance that humans use can be considered a natural resource. Oil, coal, natural gas, metals, stone and sand are natural resources. Other natural resources are air, sunlight, soil and water. Animals, birds, fish and plants are natural resources as well.

Example : Air , Water , And Soil