Unit 7 Review

Which of the following is an example of a biotic factor?

• a river

• a sunflower

• a boulder

• soil

What is biodiversity?

• one species within a habitat

• all abiotic factors within an area

• the variety of organisms within an ecosystem

• none of the above

Tags

NGSS.MS-LS2-5

The __________ the biodiversity, the higher the sustainability.

Tags

NGSS.MS-LS2-5

The lower the biodiversity, the __________ the sustainability.

Tags

NGSS.MS-LS2-5

What is an ecosystem?

• All the living and nonliving things in an environment

• Only the living things is an area

• Only the nonliving things in a habitat.

If a non-native species of snakes have been accidentally released in Pflugerville and started breeding and eating uncontrollably. The snakes would be an example of ...

• endangered species

• extinct species

• resurrected species

• invasive species

Tags

NGSS.MS-LS2-5

Which organisms are the primary consumers in the food web? (Check all that apply)

• Grasshopper

• Ladybird (Ladybug)

• Mouse

• Dragonfly

• Rabbit

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

The mouse is hunted by which predators? (Check all that apply)

• Frog

• Fox

• Snake

• Buzzard

• Plantain

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which organisms in the food web have the most energy? (Check all that apply)

• Plantain

• Greenfly

• Buzzard

• Berries

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What percentage of energy is passed from the producers to primary consumers?

• 100%

• 0.1%

• 1%

• 10%

Tags

NGSS.MS-LS2-3