8th grade STAAR review: Category 4- Organisms and Environment

The living organisms in an ecosystem such as plants and animals.

• biotic

• abiotic

The nonliving factors in an ecosystem such as rocks, water and temperature.

• biotic

• abiotic

Tags

NGSS.MS-LS2-3

Organisms that make their own food also called autotrophs.

• Producer

• Consumer

• Scavenger

• Decomposer

Tags

NGSS.MS-LS2-2

Organisms that eat other organisms (heterotroph).

• Producer

• Consumer

• Scavenger

• Decomposer

Organisms that digest dead producers and consumers such as mold, fungus, bacteria and worms.

• Producer

• Consumer

• Scavenger

• Decomposer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Organisms that feed on dead animals such as vultures.

• Producer

• Consumer

• Scavenger

• Decomposer

Organisms that live in or on another organism and benefits at the host's expense.

• Parasite

• Producer

• Decomposer

• Scavenger

Struggle between organisms of the same or different species for food, space, light, water, etc.

• Competition

• Adaptation

• Biodiversity

• Natural Selection

Tags

NGSS.MS-LS2-1

Process by which an animal or plant species becomes fitted to its environment to help them survive.

• Competition

• Adaptation

• Biodiversity

• Natural Selection

Tags

NGSS.MS-LS4-4

Photosynthetic plant that is the beginning of the food chain for many aquatic animals.

• Competition

• Phytoplankton

• Biodiversity

• Natural Selection

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3