Environmental Science Quiz

What best describes an oligotrophic environment?

• High nutrient levels

• Moderate nutrient levels

• Low nutrient levels

• Saturated with nutrients

Which factor is typically associated with oligotrophic conditions?

• Low biodiversity

• Moderate biodiversity

• High biodiversity

• Constant biodiversity

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NGSS.MS-LS2-5

What is a characteristic of oligotrophic lakes?

• High sediment concentration

• Algal blooms

• Crystal clear water

• Murky water

How do oligotrophic conditions impact plant growth?

• Sparse vegetation

• Lush vegetation

• Moderate vegetation

• Invasive plant species

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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What term describes standing water bodies like ponds and lakes?

• Lotic

• Lentic

• Benthic

• Eutrophic

Tags

NGSS.MS-ESS2-4

Which environment would likely support lentic organisms such as algae?

• Glacier

• Ocean

• Pond

• River

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NGSS.MS-LS1-6

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What is the opposite of a lentic habitat in ecology?

• Biotic

• Lotic

• Abiotic

• Endemic

What is the purpose of nitrifying bacteria in a tank?

• Produce oxygen

• Break down waste

• Convert ammonia to nitrate

• Promote algae growth

Tags

NGSS.MS-LS2-1

Which component of the nitrogen cycle is NOT harmful to fish?

• Nitrates

• Nitrites

• Ammonia

• Ammonium

Tags

NGSS.MS-LS2-3

How does a fish tank maintain ammonium at safe levels?

• Change filter monthly

• Increase feeding

• Add more fish

• Regular water changes