Unit 6: Ecosystem Dynamics

When a population is increasing.... (SELECT ALL THAT APPLY)

• Birth rate > Death rate

• Birth rate < Death rate

• Immigration > Emigration

• Immigration < Emigration

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-6

What kind of growth is this?

• Logistic

• Exponential

• Carrying Capacity

• Secondary

Tags

NGSS.HS-LS2-1

Estimate the carrying capacity.

• 100 deer

• 80 deer

• 60 deer

• 40 deer

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

SELECT ALL of the density-dependent limiting factors.

• Predation

• Disease

• Parasites

• Competition

Tags

NGSS.MS-LS2-4

SELECT ALL of the density-independent limiting factors.

• Unusual Weather

• Natural Disasters

• Human Activity

• Water Availability

Which type of symbiosis involves both species benefitting? +/+

• Mutualism

• Commensalism

• Parasitism

Which type of symbiosis involves one species benefitting while the other is harmed? +/-

• Mutualism

• Commensalism

• Parasitism

Which type of symbiosis involves one species benefitting while the other is unaffected? +/0

• Mutualism

• Commensalism

• Parasitism

Which of the following is NOT a threat to biodiversity?

• Overhunting

• Invasive species

• Water purification

• Biomagnification

Tags

NGSS.MS-LS2-5

What is shown by the image?

• Habitat Fragmentation

• Primary Succession

• Biomagnification

• Conservation

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5