Biodiversity and Ecosystem Resilience

Why is ecosystem resilience important?

• It helps ecosystems recover from disturbances

• It increases the number of species

• It decreases the need for sunlight

• It prevents natural disasters

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What does ecosystem resilience allow an ecosystem to do?

• Recover from disturbances

• Increase its size

• Decrease its biodiversity

• Change its climate

How does biodiversity affect ecosystem resilience?

• It decreases resilience

• It has no effect

• It increases resilience

• It causes instability

Tags

NGSS.MS-LS2-5

Which of the following is NOT an example of an ecological disturbance?

• Volcanic eruptions

• Droughts

• Landslides

• Cloudy days

Tags

NGSS.MS-LS2-5

How do wildfires contribute to the growth of new plants?

• By blocking sunlight.

• By clearing old growth.

• By reducing soil nutrients.

• By increasing water levels.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

What is one way droughts can stress ecosystems?

• By increasing water availability

• By limiting water availability

• By providing more nutrients

• By increasing plant growth

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Why is adaptation important for plants and animals during droughts?

• To increase water availability

• To avoid the risk of dying

• To decrease nutrient intake

• To reproduce more

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

What is a common challenge for ecosystems during droughts?

• Excessive rainfall

• Limited water availability

• Increased plant growth

• Abundant food supply

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which organisms are considered pioneers in primary succession?

• Trees and shrubs

• Lichens and mosses

• Fish and amphibians

• Birds and mammals

Tags

NGSS.MS-LS2-1

How do pioneer species like lichens contribute to the ecosystem in primary succession?

• By consuming all available resources

• By creating soil and providing nutrients

• By preventing other species from growing

• By increasing the temperature

Tags

NGSS.MS-LS2-2