Ecosystems: Biotic and Abiotic Factors Quiz

What are biotic factors in an ecosystem?

• Non-living elements

• Water and sunlight

• Living elements

• Chemical and physical factors

What are abiotic factors in an ecosystem?

• Non-living elements

• Water and sunlight

• Living elements

• Chemical and physical factors

Tags

NGSS.MS-LS2-3

Which of the following is a biotic factor?

• Lack of humidity

• Sunlight

• pH level of the soil

• Dead leaf litter

Tags

NGSS.MS-LS2-2

Which of the following is an abiotic factor?

• Lack of humidity

• Scorpions hiding under rocks

• Bird living inside

• Cactus

What is an example of an abiotic factor that affects the color of a Snowshoe Hare's fur?

• pH level of the soil

• White snow

• Rainfall

• Spiders hiding underneath

Tags

NGSS.MS-LS1-5

Which of the following is an example of how abiotic factors can impact organisms in an ecosystem?

• Bacteria in the soil changing the chemical composition

• Algae in pond water changing the oxygen level

• Floods changing the terrain

• All of the above

Tags

NGSS.MS-LS2-4

What is the primary role of photosynthesis in an ecosystem?

• To change the color of animals' fur

• To change the chemical composition of the soil

• To produce food for other organisms

• To cause forest fires

Tags

NGSS.MS-LS1-6

How do biotic factors interact with abiotic factors in an ecosystem?

• They have no interaction

• Abiotic factors need biotic factors to survive

• Biotic factors create abiotic factors

• Biotic factors need abiotic factors to survive

Tags

NGSS.MS-LS2-3

What can cause a significant impact on the organisms in an ecosystem?

• Changes in the number of predators

• Changes in the size of the ecosystem

• Changes in abiotic factors

• Changes in biotic factors

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What are some abiotic factors in a desert ecosystem?

• Cactus and bird living inside

• All of the above

• Scorpions hiding under rocks

• Lack of humidity