Ecosystems EOY Review

Water evaporates and falls back to Earth as rain or snow. What is the primary energy source that drives this cycle?

• A The wind

• B The Sun

• C Air pressure

• D Ocean currents

Tags

NGSS.MS-ESS2-4

The following question refers to the diagram below, showing a food web. The arrows show the direction of energy flow. Each arrow points from the organism that is consumed to the organism that consumes it. Which statement best explains why decomposers are an important part of this food web?

• A They use sunlight to make their own food.

• B They give off oxygen for animals to breathe.

• C They provide camouflage for small animals.

• D They make nutrients available to plants.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The following question refers to the following diagram, which represents a portion of Earth's water cycle. Which process is represented by 2?

• A Liquid water evaporating

• B Cool air warming as it rises

• C Clouds blocking the Sun's energy

• D Water vapor condensing

Tags

NGSS.MS-ESS2-4

The diagram shows a food web in a large park. Each circle represents a different species in the food web. Which of the organisms in the food web could be referred to as primary consumers?

• A 7 only

• B 5 and 6 only

• C 2, 3, and 4 only

• D 2, 5, and 7 only

Tags

NGSS.MS-LS2-3

Which living things in the pond system break down dead plants and animals?

• A Green algae

• B Bacteria

• C Rushes

• D Frogs

The diagram shows a fox and an owl both trying to catch a rabbit. The fox and the owl are both,,,

• A. finding a mate

• B. competing for food

• C. seeking shelter

• D. migrating for winter

Herbivores and carnivores have in common that they both

• A. are scavengers.

• B. are consumers.

• C. are producers.

• D. are omnivores.

The environment in which an organism lives is called a

• A. ecozone.

• B. habitat.

• C. climate.

• D. niche

0. A food chain is shown. Which organism will have the most energy available?

• A. plant

• B. grasshopper

• C. bird

• D. hawk

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The plant in the picture below is showing a positive tropism for

• A. light.

• B. gravity.

• C. touch.

• D. water