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Food Webs KS3

Last updated 2 months ago

21 questions

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What happens when animals eat plants containing toxins?

The toxins build up in their bodies.

They become immune to the toxins.

They detoxify the chemicals immediately.

The toxins disappear after digestion.

How do toxins move through a food web?

They transfer from one organism to another.

They only affect herbivores.

They are filtered out by plants.

They stay in the same organisms forever.

Why are top predators more affected by toxins in a food chain?

They consume many contaminated organisms.

Toxins only affect small animals.

They eat fewer animals overall.

They have stronger immune systems.

What is a quadrat used for in studying daisies?

To plant new seeds

To measure their height

To count daisies in a specific area

To water the daisies

What is the main purpose of using quadrats?

To analyze the soil quality

To estimate the number of daisies in a habitat

To identify different species

To track weather patterns

Why might researchers repeat quadrat sampling?

To change quadrat sizes

To find lost equipment

To ensure soil is healthy

To verify consistent daisy counts over time

Click on all the organisms that are producers.

Foxes

Rabbits

Carrots

Owls

Mice

Grass

Grasshoppers

Grains

Click on the organisms that are primary consumers

Foxes

Rabbits

Carrots

Owls

Mice

Grass

Grasshoppers

Grains

Click on the organisms that are secondary consumers

Foxes

Rabbits

Carrots

Owls

Mice

Grass

Grasshoppers

Grains

What tropic level do herbivores belong to?

first level

second level

third level

fourth level

What tropic level do carnivores belong to?

first level

second level

third level

What is the relationship between mice and owls?

competition

predator/prey

mutualism

parasitism

According to the food web what do rabbits eat? Click all that apply

grasshoppers

carrots

foxes

grasses

grains

According to the food web what organisms eat grain? Click all that apply

grasshoppers

birds

owls

mice

rabbits

According to the food web, what do foxes eat. Click all that apply?

grasshoppers

rabbits

owls

mice

birds

If grasshoppers were removed from the environment, why might the mice population decrease?

A. The mice have more grass and grains to eat

B. The  mice are now the only prey of the owls

C. The number of foxes have increased due to immigration

D. Owls were removed from the ecoystem so now mice have no predators

In the food chain, a squirrel is 

producer

primary consumer

secondary consumer

top carnivore

In the food chain, a wren is 

producer

primary consumer

secondary consumer

top carnivore

In the food web, the praying mantis is a 

an autotroph

herbivore

carnivore

omnivore

If squirrels are removed from the food web, what will happen to the foxes?

the foxes will increase

the foxes will decrease

nothing will happen