Human activity and ecosystem

What happens when humans cut down forests to build shopping malls?

• Plants and animals thrive in the new environment and pollution decreases.
• New animals species form and plants produce more oxygen.
• The shopping mall reduces the amount of pollution in the area.
• Habitat is altered, plants and animals destroyed, and pollution increases.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

____________ is the addition of harmful materials to the environment.

• pollution
• ecotourism
• conservation
• recycle

Tags

NGSS.MS-ESS3-3

Pollution can cause harm to the ___________.  

• air
• land
• water
• all of the above

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Many common products, such as wooden furniture, paper, and books, are made from trees. Which of the following is a likely consequence of humans cutting down a forest in order to make use of the natural resources there? 

• the decrease of chemical runoff into the oceans
• increased acid rain
• the increase of light pollution in cities
• the destruction of habitats

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What are some consequences of deforestation?

• increased population in cities
• building of more infrastructure
• soil erosion, loss of biodiversity, loss of ability to remove CO2
• more mercury and cyanide released into rivers

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Fishermen have harvested certain fish to the point where the population of that fish is decreasing. This level of direct harvesting could cause

• ecosystems to be improved for future generations
• ecosystems to be severely damaged
• the restoration of environmental stability
• all other fish species to increase in number

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

wide variety of life on the planet

• biomagnification
• indicator species
• invasive species
• biodiversity

Tags

NGSS.MS-LS2-5

NGSS.MS-LS4-1

Why is it important to conserve the biodiversity of Earth?

• to decrease the amount of global predator populations

• to decrease the stability of major global ocean currents

• to increase the stability of ecosystems during environmental changes

• to increase the amount of nonrenewable resources located in the lithosphere

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

All of the following are examples of some resources that are recycled through living things and the environment by NATURAL processes EXCEPT _____________.

• Water

• Oxygen

• Plastic

• Nitrogen

• Carbon Dioxide

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

What does urbanization means?

• A decrease in the density of people living in urban areas, often leads to the destruction of natural habits.

• An increase in the density of people living in urban areas, often leads to the destruction of natural habits.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-4