CANVAS Unit 2 ES-Holt

Which of the following organisms belongs to the same population?

• A human mother and her child

• A spider and a cockroach

• A marigold and a geranium

• A dog and a cat

Which of these phrases does not describe part of the process of evolution by natural selection?

• Communities include populations of several species

• Organisms in populations differ in their traits

• Organisms produce more offspring than will survive to reproduce

• The environment contains limited resources

Tags

NGSS.MS-LS1-4

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Which of the following components of an ecosystem are not abiotic factors?

• Tree branches

• Sunlight

• Small rocks

• Wind

Which of the following statements is not true of consumers?

• They get energy indirectly from the sun

• They are called heterotrophs

• They make their own food

• They sometimes eat other consumers

Which of the following is correctly arranged from the lowest trophic level to the highest trophic level?

• Grass, mouse, snake, eagle

• Grass, bass, minnow, snake

• Algae, deer, wolf, hawk

• Bacteria, frog, eagle, raccoon

Tags

NGSS.MS-LS2-3

Communities of bacteria have been found living thousands of feet underwater. Which of the following statements is a proper conclusion to draw about these bacteria?

• They were somehow introduced by humans

• They use an energy source rather than sunlight

• They are living on borrowed time

• Somehow they are conducting photosynthesis

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Approximately what percentage of Earth's species do tropical rainforests contain?

• 50 percent

• 40 percent

• 20 percent

• 7 percent

Tags

NGSS.MS-LS2-5

Animal species of tropical rainforests:

• Have adaptations that minimize competition

• Have adaptations to cope with extreme variations in climate

• Are never camouflaged

• Compete more for available resources than species native to other biomes do

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Wetlands are more important than fisheries in the United States because:

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Many of the fish caught each year use wetlands for feeding and spawning.

• Wetlands provide the most desirable species of fish

• Wetlands are breeding grounds for insects that are eaten by fish

• Wetlands are the easiest place to catch fish

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4