Earth's Changing System

Which of the following would have a negative impact on an ecosystem

• constructing highways
• planting trees
• recycling paper

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

A habitat is the place where an animal lives. Which animal's habitat is probably not in the desert?

• an insect
• lizard
• desert rat
• bear

How does a bird "change its environment" to meet its NEEDS?

• builds a nest
• flies around
• catches bugs
• looks for something to eat

Tags

NGSS.MS-LS2-1

6. A squirrel makes a change to its environment when it —

• climbs a tree
• digs a hole to bury an acorn
• collects acorns
• jumps from tree to tree

What do scientist call organisms that are not native to an ecosystem and cause harm to native organisms?

• native plants
• invaders
• invasive species
• natural species

Tags

NGSS.MS-LS2-5

Which of the following activities has a positive effect on the environment?

• recycling
• deforestation
• pollution

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

When a certain population becomes so dense that it harms or changes the quality of life in that environment, we have...

• a population
• overpopulation
• pollution

Tags

NGSS.MS-LS2-4

A ______________ is the place where an organism lives.

• adaptation
• equilibrium
• population
• habitat

An ______________ is a system made up of all the biotic and abiotic factors in an area and all the interactions among them.

• ecosystem
• habitat
• population
• biodiversity

Tags

NGSS.MS-LS2-3

What is the definition of "Greenhouse Effect?"

• Gases that increase Earth's temperature

• when the gases in Earth’s atmosphere trap heat from the Sun and keep the planet warm

• the pattern of weather that occurs over time

• When our climate changes

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5