Science Benchmark

Which of these things are passed along in a food chain?

• herbivores and decomposers

• energy and matter

• air and sunshine

• ecosystems and communities

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which choice shows the correct order for the transfer of energy among organisms in a food web?

• decomposer → consumer → producer

• producer → decomposer → consumer

• producer → consumer → decomposer

• consumer → decomposer → producer

Tags

NGSS.MS-LS2-3

Which food chain shows one of the ways energy flows in the ecosystem shown below?

• owl → spider → snail → green plant

• wood mouse → spider → grasshopper → green plant

• green plant → wood mouse → spider → shrew

• green plant → beetle → shrew → owl

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Use the food chain below to determine which statement about the food chain is true.

• The grasshopper is the predator of the frog.

• The snake is a prey for the frog.

• The hawk is the prey to the snake.

• The snake is prey to the hawk.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

The relationship between hawks and rabbits can be described as predator and prey because _________.

• Rabbits are herbivores and hawks are carnivores.

• Rabbits and hawks are both consumers.

• Hawks hunt rabbits as a food source.

• Rabbits eat plants that get nutrients from the decomposing remains of hawks.

Tags

NGSS.MS-LS2-3

One year there is a drought and very little rain falls in a forest ecosystem. What is the MOST LIKELY result on the ecosystem?

• More deer and rabbit will migrate into the area.

• Water will become a limiting factor for all organisms.

• The population of rabbits and birds will increase.

• The organisms will adapt to survive with less water.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The graph below shows how the plant population in a forest changed over 35 years. How might other organisms have been affected in this forest ecosystems during the same time period?

• The animals that eat the plants will decrease.

• The animals that eat the plants will increase

• The animals that eat the plants will stay the same.

• It cannot be predicted.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which ecosystems is best described by the abiotic factors shown in the data table below?

• desert

• grassland

• pond

• tropical forest

Tags

NGSS.MS-LS2-3

All of the following are characteristics of ponds and lakes EXCEPT

• They are large bodies of salt water divided by continents

• Plants and algae usually grow along the edges.

• They are bodies of freshwater surround by land.

• Some examples of animals include ducks, turtles, or beavers.

What type of ecosystem is shown in the picture below?

• grassland

• wetland

• lake

• ocean