SB5 Review

What factors affect biodiversity and populations in ecosystems?

• Pollution levels

• Availability of resources

• Climate and weather patterns

• All of the above

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which process is not part of the cycling of carbon in ecosystems?

• Weathering and Erosion

• Respiration

• Photosynthesis

• Decomposition

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the role of decomposers in a food web?

• They consume living plants

• They control the population of other species

• They produce their own food

• They break down dead organisms

Tags

NGSS.MS-LS2-3

Which of the following is not a major biochemical element cycled in ecosystems?

• Carbon

• Iron

• Nitrogen

• Phosphorus

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does energy flow through an ecosystem?

• From producers to decomposers

• From primary consumers to producers

• From decomposers to consumers

• From producers to consumers to decomposers

Tags

NGSS.MS-LS2-3

What amount of the sun's energy is passed from producers to primary consumers?

• 90%

• 10%
• 50%
• 25%

Tags

NGSS.MS-LS2-3

Which human activity has the least impact on the environment?

• Deforestation

• Urbanization

• Industrial pollution

• Recycling

Tags

NGSS.MS-ESS3-4

What is a solution to reduce the impact of human activity on the environment?

• Using more pesticides in agriculture

• Increasing fossil fuel consumption

• Reducing waste through recycling

• Expanding urban areas

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

Which of the following would be an adaptation a plant would use to survive?

• Growing wings
• Developing gills
• Responding to sunlight

• Hibernating in winter

Tags

NGSS.MS-LS4-4

What does not contribute to the stability of an ecosystem?

• High biodiversity

• Deforestation

• Cycling of nutrients

• Energy flow through trophic levels

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5