{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

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Who is the producer in this arctic web?

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Who is the primary consumers in this arctic web? (2 organisms)

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Who is the secondary consumers in this arctic web? (5 Organisms)

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Who is the tertiary consumers in this arctic web? (2 Organisms)

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Who is the quaternary consumers in this arctic web? (1 Organism)

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Click all organisms that can be found in the 1st Trophic Level.

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Click all organisms that can be found in the 2nd Trophic Level .

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A decline in the Arctic Cod population could have significant effects on the Arctic food web. Which of the following outcomes is the most likely consequence of this decline?

The krill population would increase due to reduced predation, potentially benefiting plankton by reducing grazing pressure.

Baleen whales and leopard seals would experience food shortages, leading to a decline in their populations, which could indirectly benefit krill by reducing predation pressure.

Orcas would shift their diet to eating more plankton, stabilizing the ecosystem without major disruptions.

Penguins would become apex predators in the Arctic, leading to an increase in their population and dominance over other species.

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If the population of krill were to decline significantly due to environmental changes, which of the following would be the most likely long-term consequence for the Arctic food web?

Baleen whales and Arctic cod populations would decline due to reduced food availability, potentially leading to a decline in their predators as well.

Leopard seals would adapt by consuming more plankton, preventing any major disruptions in the food web.

Orcas would exclusively switch to eating penguins, leading to a rapid increase in the plankton population.

Plankton would become extinct as they depend on krill for survival, causing a total collapse of the food web.

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If the population of orcas were to increase significantly due to changes in their habitat or migration patterns, what is the most likely consequence in the Arctic food web?

The penguin population would decline due to increased predation, which could lead to a rise in krill populations due to reduced feeding pressure from penguins.

Leopard seals would increase in number as they adapt to avoiding orca predation, resulting in a decrease in Arctic cod.

Plankton populations would increase as orcas directly consume more krill, reducing grazing pressure on plankton.

Baleen whales would benefit from the increased orca population by forming symbiotic hunting relationships, leading to overall ecosystem stability.

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Plankton serve as a crucial foundation of the Arctic food web. If plankton populations were to decline drastically due to environmental shifts, what would be the most immediate impact?

Krill populations would decrease, leading to cascading effects up the food chain, affecting Arctic cod, baleen whales, and other predators.

Baleen whales would adapt by consuming more Arctic cod, leading to an increase in krill populations.

Penguins would shift to consuming plankton directly, maintaining their population levels despite the ecosystem shift.

Leopard seals would become apex predators, leading to a stable ecosystem despite the loss of plankton.

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Observe the food web below and complete the statement that follows.

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The producer in this food web is the letter .

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Observe the food web below and complete the statement that follows.

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The primary consumers in this food web are the letters .

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Select the producer in the food web below:

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How do you know the letter your chose above is the producer?

A.) Arrows pointing away from A (providing energy)

B.) Arrows pointing towards A (receiving energy)

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Select all primary consumers in the food web below:

1

How do you know the letters you chose above are primary consumers?

A. 1 arrow from the producer (1st to eat)

B. 2 arrows from the producers (2nd to eat)

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Select all secondary consumers in the food web below:

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How do you know the letters you chose above are secondary consumers?

A. 1 arrow from the producer (1st to eat)

B. 2 arrows from the producers (2nd to eat)

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Select all tertiary consumers in the food web below:

1

Which letter is both primary and secondary consumer?

A

B

C

D

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Which letter is both secondary and tertiary consumer?

A

B

C

D

1

If the grasshopper population were to increase dramatically, which of the following would be the most likely outcome?

The grass population would decline due to overgrazing, potentially leading to food shortages for deer and other herbivores.

The mouse population would decrease as they would have to compete with grasshoppers for food.

The eagle population would decline due to competition with grasshoppers for prey.

The trees would grow faster since grasshoppers do not consume them directly.

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Instructions
Use different colors for the letters and the arrows
1. Label Producers = Pr
2. Label Primary Consumers = 1
3. Label Secondary Consumers = 2
4. Label Tertiary Consumers = 3

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Which organisms are in the second trophic level? Select all that apply.

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Which organism is both primary and secondary consumer? .

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What is the direct source of energy for the frog?

Snakes

Plants

Rabbit

Grasshopper

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When constructing an energy pyramid using the table above, which organism would be placed at the top of the pyramid?

Lily pad

Turtle

Hawk

Tadpole

Food Webs Notes and Practice - 2025 DNU

Food Webs Notes and Practice - 2025 DNU

Who is the producer in this arctic web?

Who is the primary consumers in this arctic web? (2 organisms)

Who is the secondary consumers in this arctic web? (5 Organisms)

Who is the tertiary consumers in this arctic web? (2 Organisms)

Who is the quaternary consumers in this arctic web? (1 Organism)

Click all organisms that can be found in the 1st Trophic Level.

Click all organisms that can be found in the 2nd Trophic Level .

A decline in the Arctic Cod population could have significant effects on the Arctic food web. Which of the following outcomes is the most likely consequence of this decline?

If the population of krill were to decline significantly due to environmental changes, which of the following would be the most likely long-term consequence for the Arctic food web?

If the population of orcas were to increase significantly due to changes in their habitat or migration patterns, what is the most likely consequence in the Arctic food web?

Plankton serve as a crucial foundation of the Arctic food web. If plankton populations were to decline drastically due to environmental shifts, what would be the most immediate impact?

Select the producer in the food web below:

How do you know the letter your chose above is the producer?

Select all primary consumers in the food web below:

How do you know the letters you chose above are primary consumers?

Select all secondary consumers in the food web below:

How do you know the letters you chose above are secondary consumers?

Select all tertiary consumers in the food web below:

Which letter is both primary and secondary consumer?

Which letter is both secondary and tertiary consumer?

If the grasshopper population were to increase dramatically, which of the following would be the most likely outcome?

InstructionsUse different colors for the letters and the arrows1. Label Producers = Pr2. Label Primary Consumers = 13. Label Secondary Consumers = 24. Label Tertiary Consumers = 3

Instructions

Use different colors for the letters and the arrows

1. Label Producers = Pr

2. Label Primary Consumers = 1

3. Label Secondary Consumers = 2

4. Label Tertiary Consumers = 3

Which organisms are in the second trophic level? Select all that apply.

Which organism is both primary and secondary consumer? .

What is the direct source of energy for the frog?

When constructing an energy pyramid using the table above, which organism would be placed at the top of the pyramid?

Who is the producer in this arctic web?

Who is the primary consumers in this arctic web? (2 organisms)

Who is the secondary consumers in this arctic web? (5 Organisms)

Who is the tertiary consumers in this arctic web? (2 Organisms)

Who is the quaternary consumers in this arctic web? (1 Organism)

Click all organisms that can be found in the 1st Trophic Level.

Click all organisms that can be found in the 2nd Trophic Level .

A decline in the Arctic Cod population could have significant effects on the Arctic food web. Which of the following outcomes is the most likely consequence of this decline?

If the population of krill were to decline significantly due to environmental changes, which of the following would be the most likely long-term consequence for the Arctic food web?

If the population of orcas were to increase significantly due to changes in their habitat or migration patterns, what is the most likely consequence in the Arctic food web?

Plankton serve as a crucial foundation of the Arctic food web. If plankton populations were to decline drastically due to environmental shifts, what would be the most immediate impact?

Select the producer in the food web below:

How do you know the letter your chose above is the producer?

Select all primary consumers in the food web below:

How do you know the letters you chose above are primary consumers?

Select all secondary consumers in the food web below:

How do you know the letters you chose above are secondary consumers?

Select all tertiary consumers in the food web below:

Which letter is both primary and secondary consumer?

Which letter is both secondary and tertiary consumer?

If the grasshopper population were to increase dramatically, which of the following would be the most likely outcome?

InstructionsUse different colors for the letters and the arrows1. Label Producers = Pr2. Label Primary Consumers = 13. Label Secondary Consumers = 24. Label Tertiary Consumers = 3

Instructions

Use different colors for the letters and the arrows

1. Label Producers = Pr

2. Label Primary Consumers = 1

3. Label Secondary Consumers = 2

4. Label Tertiary Consumers = 3

Which organisms are in the second trophic level? Select all that apply.

Which organism is both primary and secondary consumer? .

What is the direct source of energy for the frog?

When constructing an energy pyramid using the table above, which organism would be placed at the top of the pyramid?

Instructions
Use different colors for the letters and the arrows
1. Label Producers = Pr
2. Label Primary Consumers = 1
3. Label Secondary Consumers = 2
4. Label Tertiary Consumers = 3

Instructions
Use different colors for the letters and the arrows
1. Label Producers = Pr
2. Label Primary Consumers = 1
3. Label Secondary Consumers = 2
4. Label Tertiary Consumers = 3