LS2

An ecosystem's ____________ is the maximum population of an organism that it can sustain.

• limit

• carrying capacity

• threshold

• minimum

How will an increase of population in the Rough-Legged Hawk affect the Barren-Ground Caribou?

• increase

• decrease

• no change

• it won't

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is happening when this species' population curve is flattening?

• it is dying

• it is running out of food

• it is reaching its carrying capacity

• it is growing uncontrollably

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the carrying capacity of this graph?

• 1,000

• 800

• 600

• 1

True or False: Arteries and veins branch off into capillaries.

• True

• False

The specific environment in which all the biotic and abiotic factors in an area interact.

• Ecosystem

• Organism

• Struggle

• Competitive Interaction

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Hawks and brown bears live together in the same habitat. There will be competition between the hawks and the brown bears only if which of the following is true?

• Brown bears hibernate during the winter while hawks remain active.

• Pesticides in the fish population affect hawks’ eggs and decrease their population.

• Both brown bears and hawks feed on the same species of fish.

• Both Shanna and Savanna feed on the same species of snakes.

Tags

NGSS.MS-LS2-1

Which of the following is a primary consumer in a food chain?

• Lion

• Grasshopper

• Eagle

• Mushroom

Tags

NGSS.MS-LS2-3

True or False: Photosynthesis occurs in the mitochondria of plant cells.

• True

• False

Tags

NGSS.MS-LS1-6

What is the chemical formula for glucose?

Tags

NGSS.MS-PS1-1