Ecosystem

The diagram shows a pond food web. What two organisms get their energy directly from insect larvae?

• Algae and minnows

• Sunfish and bass

• Minnows and sunfish

• Snails and snapper turtles

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The diagram shows a woodlands food chain. What is the role of the tree in the food chain?

• To make energy available directly to the hawk

• To use the sun’s energy to produce food

• To break down waste products left by squirrels

• To provide a place for the hawk to build its nest

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The prairie food web illustrated here has producers and consumers. In this food web, how many more consumers than producers are there?

• 2

• 5

• 7

• 9

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

A zookeeper sets up a habitat for a certain species of rabbit. Which of the following describes an interaction between the rabbit and two nonliving parts of its habitat?

• The rabbit breathing air and running around on the rocks.

• The rabbit licking its fur and feeding its babies.

• The rabbit hiding under plants from predators.

• The rabbit nibbling on vegetation and drinking water.

A student observed and recorded some activities in an aquarium.

An interaction between two living parts of the environment is represented by-

• Observations 1 and 2

• Observation 3

• Observations 4 and 5

• Observation 6

Tags

NGSS.MS-LS2-4

An _______ are ALL LIVING AND NONLIVING THINGS that interact with each other IN THE ENVIRONMENT.

• POPULATION

• COMMUNITY

• ECOSYSTEM

• SPECIES

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of these is a LIVING component of an ecosystem?

• TREE

• SUN

• WATER

• AIR

Tags

NGSS.MS-LS2-3

AN ORGANISM'S ROLE, job or what it does in the environment is also called its ____________.

• POSITION

• NICHE

• EMPLOYMENT

• SALARY

Which of these is a NON LIVING component of an ecosystem?

• PLANT

• ANIMAL

• SUN

• FUNGI

Tags

NGSS.MS-LS2-3

_______________ are LIVING THINGS; anything that can grow, change, reproduce and eventually die.

• ORGANISMS

• WATER

• SUN

• AIR

Tags

NGSS.MS-LS1-1