Organisms and the Environment

The two main kinds of interactions among organisms are competition and _______________________

• death

• predation

• adaptation

Tags

NGSS.MS-LS2-2

A grackle and a sparrow try to eat from the same ear of corn in a field. This is an example of ____________________________

• mutualism

• parasitism

• competition

• predation

Adaptations are behaviors and _______________characteristics that allow organisms to live successfully in their environments.

• social

• physical

• mental

• no

Tags

NGSS.MS-LS4-4

An increase in predator population will result in a ___________ in the prey population.

• increase

• no change

• decrease

Tags

NGSS.MS-LS2-4

A dwarf mistletoe is a type of ________________________. It grows on the bark of trees to obtain water and nutrients.

• parasite

• prey

• dog

What do you call an animal that is hunted by another animal?

• prey

• predator

• producer

• herbivore

What is an aquatic ecosystem?

• An aquatic ecosystem includes any water environment and the community of organisms that live there

• An aquatic ecosystem includes any land environment and the community of organisms that live there.

Select all of the Abiotic factors below

• water temperature

• all the plants in the ecosystem

• salinity (salt level)

• amount of light

• pH levels

Tags

NGSS.MS-LS2-3

A(n) _______________ is a partially enclosed body of water formed where a river flows into an ocean. This is one of the major types of aquatic ecosystems, that consists of a mixture of saltwater and freshwater.

• Wetland

• Estuary

• Swamp

• Bogs

Tags

NGSS.MS-LS2-2

How is an estuary different from a freshwater ecosystem and a marine ecosystem?

• Estuaries ONLY have freshwater

• Estuaries are a mixture of fresh water and salt water.

• No living things can survive in an estuary

Tags

NGSS.MS-LS2-2