APES Fall Review Part 1

What type of symbiotic relationship is characterized by both species benefiting from the interaction?

• Commensalism

• Mutualism

• Parasitism

• Competition

Which terrestrial biome is characterized by the highest annual rainfall and warm temperatures throughout the year?

• Tundra

• Desert

• Tropical Rainforest

• Temperate Grassland

Which marine biome is known for having the greatest biodiversity?

• Open Ocean

• Coral Reefs

• Deep Sea

• Estuaries

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How does water depth affect the organisms that can live in a marine environment?

• Deeper waters have more sunlight, supporting more photosynthetic organisms.

• Deeper waters have less pressure, allowing larger organisms to thrive.

• Deeper waters have less sunlight, limiting photosynthetic organisms.

• Water depth has no effect on marine organisms.

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Which of the following is a major carbon reservoir?

• The atmosphere

• The ocean floor

• The ozone layer

• The Earth's core

Which process is NOT a part of the carbon cycle driven by living organisms?

• Photosynthesis

• Respiration

• Combustion

• Decomposition

What is a major nitrogen reservoir in the environment?

• Rocks

• The atmosphere

• Oceans

• Plants

Why is phosphorus often a limiting factor in ecosystems?

• It is abundant in the atmosphere.

• It is easily leached from the soil.

• It is not required by most organisms.

• It is rapidly recycled in ecosystems.

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What is the process of leaching?

• The absorption of nutrients by plants.

• The loss of water-soluble nutrients from the soil.

• The conversion of nitrogen gas into ammonia.

• The decomposition of organic matter.

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How is primary productivity calculated in an ecosystem?

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