Human impact on the environment

Which human activity would preserve nonrenewable resources?

• removing carnivores from a forest 

• deforestation

• heating homes with fossil fuels  

• recycling

Which of the following would be most effective method to slow down destruction of certain species of birds and small mammals from over hunting?

• Decrease the size of their habitat.

• increase the demand for meat and pelts from these animals

• Prevent nature documentaries from being made about these animals

• Regulate the number of animals that can be hunted in a certain area at certain times

Which is one reason that trash and litter can hurt wildlife?

• Wildlife are afraid of human garbage.

• Trash covers the scent of other animals they are hunting.

• Wildlife may try to eat plastics and choke on them.

• Trash and litter removes their camouflage.

A wide variety of life on the planet

• biodiversity.

• biomagnification

• invasive species

• indicator species

Which organism shown in the food chain has the highest concentration of pollutants?

• bird

• flat fish

• snail

• water plant

 

In some areas, foresters plant one tree for every tree they cut. This activity is an example of

• lack of management of nonrenewable resource

• a good conservation practice for renewable resources

• a good conservation practice for nonrenewable resources

• lack of concern for renewable natural resources

Increase in which gas is primarily responsible for increased global warming?

• methane

• water vapor

• carbon dioxide

• Nitric oxides

Nuclear waste is:

• radiation emitted by garbage buried in landfills

• waste that releases high-energy and dangerous radiation

• waste produced by nuclear power plants

• Both band c

What is contamination of Earth’s land, water, or air through the release of harmful substances into the environment.

• sustainable

• overpopulation

• pollution

• deforestation

 

A natural resource that is not replaced in a useful time frame..

• Natural Resource

• Renewable Resource

• Nonrenewable Resource