Ecosystem Dynamics

An organism that ingests dead organic matter is a _______________________.

• saprotroph

• detritivore

• omnivore

• carnivore

Tags

NGSS.MS-LS2-2

An organism that uses digestive enzymes to break down dead organic matter is a _______________________.

• saprotroph

• detritivore

• omnivore

• carnivore

Select all of the detritivores

• Snail

• Watermelon

• Earthworm

• Beetle

A population that does not have any limiting factors will ____________________________________.

• grow exponentially

• stop growing

• grow very slowly

• decrease rapidly

Ecosystems ___________________________.

• never change.

• are always changing.

• that have greater biodiversity are healthier and more resilient.

• are made up of both abiotic and biotic factors

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive

• biotic 

• abiotic

• living

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

Is a weather an abiotic or biotic factor? 

• abiotic

• biotic

Tags

NGSS.MS-ESS2-5

A community of interacting organisms and their environment.

• plantation

• ecosystem

• farm

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What happens when palm oil numbers increase (when more palm oil is being used) (Lesson 1)

• Orangutan and tiger populations decrease

• Orangutan and tiger populations increase

• Orangutan and tiger populations remain stable (the same)

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Some plants and animals are still around despite the changes, but others have disappeared from the area, (Lesson 5)

• True

• False

Tags

NGSS.MS-LS2-4