TEKS 8.11abc

What are some examples of abiotic factors in an ecosystem?

• Wind, animals, plants, bacteria

• Clouds, rocks, mountains, rivers

• Sunlight, temperature, water, soil, air, minerals

• Rainbows, unicorns, leprechauns

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NGSS.MS-LS2-3

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

• Biotic factors interact with abiotic factors in an ecosystem through photosynthesis

• Biotic factors interact with abiotic factors in an ecosystem through magnetic fields

• Biotic factors interact with abiotic factors in an ecosystem through gravitational pull

• Biotic factors interact with abiotic factors in an ecosystem through processes like nutrient cycling, energy flow, and habitat modification.

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NGSS.MS-LS2-3

What role do producers play in an ecosystem?

• Producers primarily rely on hunting for food in the ecosystem.

• Producers consume energy from other organisms in the ecosystem.

• Producers convert sunlight into energy through photosynthesis and form the base of the food chain.

• Producers are responsible for regulating the climate in the ecosystem.

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How does the carbon cycle contribute to the balance of gases in the atmosphere?

• The carbon cycle increases the levels of methane in the atmosphere

• The carbon cycle has no impact on the balance of gases in the atmosphere

• The carbon cycle depletes oxygen levels in the atmosphere

• The carbon cycle helps maintain a balance of gases in the atmosphere by regulating the levels of carbon dioxide and other greenhouse gases.

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NGSS.MS-LS1-6

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Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

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NGSS.MS-PS4-1

Explain the concept of carrying capacity in an ecosystem.

• The carrying capacity in an ecosystem is the maximum population size of a species that the environment can sustain indefinitely.

• Carrying capacity is a fixed value and does not change over time

• Carrying capacity is the minimum population size that an environment can support

• Carrying capacity refers to the total number of species in an ecosystem

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NGSS.MS-LS2-4

Discuss the importance of biodiversity in maintaining a healthy ecosystem.

• Biodiversity has no impact on ecosystem health

• Nutrient cycling is not affected by biodiversity

• A decrease in biodiversity leads to increased stability in ecosystems

• Biodiversity is important for resilience, stability, nutrient cycling, pollination, and ecosystem health.

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NGSS.MS-LS2-4

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Explain the difference between weather and climate.

• Climate only refers to temperature, while weather includes all atmospheric conditions.

• Weather and climate are interchangeable terms.

• Weather is the same as climate.

• The main difference between weather and climate is the timescale and scope of the conditions they describe.

Discuss the impact of human activities on the environment.

• Human activities only have a positive impact on the environment.

• Human activities have no impact on the environment.

• The environment is not affected by human activities.

• Human activities have a significant negative impact on the environment.

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NGSS.MS-ESS3-3

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Describe the water cycle and its importance in the environment.

• The water cycle is a fictional concept created by scientists.

• The water cycle only affects marine life and has no relevance to terrestrial ecosystems.

• The water cycle is essential for sustaining life on Earth by ensuring the availability of freshwater and regulating the climate.

• The water cycle is a man-made process that has no impact on the environment.

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NGSS.MS-ESS2-4