Science exam

what does it mean Deforestation

• water

• endangered

• cut down trees

• He dies

Answer explanation

Deforestation means the cutting down of trees, so the correct answer is 'cut down trees'.

what does it mean extinct

• He will die

• Endangered

• Cutting down trees

• Biosphere

What is the difference between Endangered and Extinct

• Endangered Before you die

• Endangered after death

• Extinct after death

• Extinct Before death

Which statement best describes why fossil fuels are nonrenewable

• Fossil fuels form in a short amount of time.

• Fossil fuels exist in unlimited amounts on Earth.

• Fossil fuels are found in limited amounts on Earth.

• Fossil fuels can be replaced before they are used up.

A type of plant or animal that is in danger of no longer being alive on Earth is called

• endangered

• invasive

• extinct

• native

Which type of species make it difficult for native species in an area to survive?

• extinct

• endangered

• invasive

• local

Which of the following are a part of the biosphere?

• animals only

• plants and animals only

• plants only

• plants, animals, and humans

Which of the following best describes what natural resources are?

• materials made by humans for living things to use

• materials from nature that are only used by animals

• materials from nature that are only used by plants

• materials from nature that living things can use

Which of the Earth's systems are protected by conserving natural resources?

• geosphere, atmosphere, biosphere and hydrosphere

• geosphere, atmosphere, and hydrosphere

• geosphere and atmosphere

• biosphere and hydrosphere

Why are coal and oil examples of nonrenewable resources?

• They take millions of years to form below the ground.

• They are used faster than they can be replaced by nature.

• They are replaced faster than they can be used by nature.

• They are needed in small amounts.