Biosphere Test

What are abiotic factors in an ecosystem?

• Animals and plants

• Temperature and sunlight

• Producers and consumers

• Decomposers and predators

Tags

NGSS.MS-LS2-3

Which biome is characterized by high temperatures and heavy rainfall throughout the year?

• Tundra

• Desert

• Tropical rainforest

• Taiga

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which of the following best describes a food chain?

• A network of interconnected food webs

• A linear sequence showing energy flow between organisms

• A diagram showing biodiversity in a biome

• A map of abiotic factors in an ecosystem

What percentage of energy is typically transferred from one trophic level to the next in an ecosystem?

• 1%

• 10%

• 50%

• 100%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does biodiversity contribute to ecosystem stability?

• By reducing the number of species

• By increasing competition among species

• By enabling ecosystems to recover from disturbances

• By causing the extinction of weaker species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following is an example of a biotic factor in a coral reef ecosystem?

• Water temperature

• Salt concentration

• Coral polyps

• Ocean currents

Tags

NGSS.MS-LS2-4

In which biome would you likely find permafrost?

• Desert

• Savanna

• Tundra

• Deciduous forest

What role do decomposers play in an ecosystem?

• They are primary producers

• They consume primary consumers

• They break down dead organic matter

• They compete with primary producers

Tags

NGSS.MS-LS2-3

Which biome is characterized by low precipitation and extreme temperature variations?

• Grassland

• Desert

• Wetland

• Riparian

Which of the following factors is most likely to influence the type of vegetation found in a biome?

• Soil type

• Predator species

• Altitude

• Decomposer population

Tags

NGSS.MS-LS2-2