Ecology Quiz

The diagram below shows the cycling of nutrients in an ecosystem.
The removal of which of the following groups would cause an immediate decrease in the amount of energy flowing through the system?

• Producers
• Consumers
• Decomposers
• Inorganic nutrients

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NGSS.MS-ESS2-1

NGSS.MS-LS2-3

What is the term for each step in the transfer of energy and matter within a biological community?

• energy path
• food web
• trophic level
• food pyramid

Tags

NGSS.MS-LS2-3

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

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NGSS.MS-LS2-2

NGSS.MS-LS2-3

Non-living factor that affects an ecosystem

• biotic factor
• abiotic factor
• food chain 
• biome

Tags

NGSS.MS-LS2-3

A pond ecosystem is shown in the diagram above. Which statement describes an interaction that helps maintain the dynamic equilibrium of this ecosystem?

• The frogs make energy available to this ecosystem through the process of photosynthesis.

• The algae directly provide food for both the rotifers and the catfish.

• The green-backed heron provides energy for the mosquito larvae.

• The catfish population helps control the populations of water boatman and waterfleas.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Anything that can decrease the size of a population including living (biotic) and non living (abiotic) features of an ecosystem such as predators and drought.

• limiting factor
• habitat
• ecosystem
• carrying capacity

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NGSS.MS-LS2-4

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

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NGSS.MS-LS2-3

What are the products of photosynthesis?

• water and carbon dioxide
• oxygen and glucose
• oxygen and carbon dioxide
• oxygen and water

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NGSS.MS-LS1-6

The deer, grasshopper, and bird are all examples of which type of consumers on this food pyramid?

• decomposers
• omnivores
• carnivore
• herbivore

What is the law that states that energy cannot be created or destroyed only transform form one energy to another?

• Law of Conservation of Energy
• Law of Gravity
• Law of Inertia
• None of these

Tags

NGSS.MS-PS3-5