Ecosystems - KS3

A __________ includes all living and non-living things in an environment. 

• population
• niche
• abitotic
• ecosystem

Tags

CCSS.RI.1.5

CCSS.RI.2.5

CCSS.RI.3.5

CCSS.RI.5.5

CCSS.RI.K.5

Which organism make their own food through the process of photosynthesis? 

• decomposer
• consumer
• herbivore
• producer 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Field mice eat corn. Which would most likely happen if the field mouse population grew?

• There would be more corn to feed the field mice.
• There would be less corn due to the mice eating it.
• The habitat would get overpopulated because the mice woudl eat too much.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

If the population of prey increases, the population of predators will ________because of the availability of food.

• decrease
• stay the same
• increase

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What are interconnected food chains called?

• consumers
• predators
• food web

Tags

NGSS.MS-LS2-3

Examples of how humans negatively affect local ecosystems are

• Building dams, deforestation (cutting down trees), adding point sources to nearby streams to allow for run-off, building roads and structures, and salting roads.
• Creating laws to prohibit fishing from local streams.
• Planting trees and other plants to attract native species.
• Removing non-native species from the environment.

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

All food chains_____________________

• have more consumers than producers
• produce and use same amount of energy
• begin with a producer
• are unhealthy 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

How does energy enter an ecosystem? 

• sunlight
• soil 
• animals 
• invasive species 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is the main cause of the destruction of the rainforests.

• people cut down the trees.
• Forest fires
• drought
• flooding

Tags

CCSS.RI.3.2

CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RL.2.2

CCSS.RL.3.2

The process by which plants make food from sunlight is called.....

• Respiration

• Photosynthesis

• Transpiration

• Using food webs