Semester test

What is the relationship between population size and resource availability?

• Population size increases with a decrease in resources

• Resources become more abundant as population size decreases

• The more resources available, the larger a population can grow

• Population size does not affect resource availability

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What happens to the population of mice if the population of snakes increases?

• The mice population decreases

• The mice population remains the same

• The mice population becomes predators

• The mice population increases

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Why is biodiversity important?

• It ensures all ecological roles are fulfilled

• It decreases the number of species in an ecosystem

• It has no impact on the ecosystem's stability

• It increases pollution

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-5

What is the original source of energy for producers?

• Soil nutrients

• Other organisms

• The Sun

• Water

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What does a food chain show?

• The number of plants in an ecosystem

• The path of energy transfer from producers to consumers

• The water cycle

• The strongest animal in an ecosystem

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What would most likely happen to the mouse population if the grasshopper population disappeared?

• The mouse population would increase

• The mouse population would decrease

• The mouse population would remain the same

• The mouse population would start eating snakes

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What are the five major threats to biodiversity?

• Recycling, habitat preservation, invasive species, climate change, overexploitation

• Clean air, habitat construction, native species, global cooling, sustainable use

• Pollution, habitat construction, friendly species, climate stability, underexploitation

• Pollution, habitat destruction, invasive species, climate change, overexploitation

Tags

NGSS.HS-ESS3-5

NGSS.HS-LS2-7

NGSS.HS-LS4-5

What is the carbon cycle?

• A cycle that occurs in plants only

• The cycle of carbon in water bodies

• The movement of carbon through organisms and the physical environment

• The process of carbon moving through the atmosphere only

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Why do plants need carbon?

• To grow taller

• To produce oxygen

• To make food

• To absorb water

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

How do humans contribute to the carbon cycle?

• By burning fossil fuels

• By consuming plants and animals

• By planting trees

• By breathing in carbon dioxide