Food Chains and Food Webs: Interactive Learning Quizzes for Year 5 Science

Question 1

Which level in a food chain typically has the most living things?

Accepted Answer

Producers

Answer

Primary consumers

Answer

Secondary consumers

Answer

Tertiary consumers

Question 2

What type of organism breaks down dead plants and animals, returning them to the soil?

Accepted Answer

Decomposer

Answer

Producer

Answer

Herbivore

Answer

Carnivore

Question 3

Which of these animals is a primary consumer?

Accepted Answer

Mouse

Answer

Grass

Answer

Owl

Answer

Bacteria

Question 4

At the highest level of a food chain, which type of organism is found?

Accepted Answer

Apex predator

Answer

Producer

Answer

Primary consumer

Answer

Secondary consumer

Question 5

What is the term for a complex network of food chains in an ecosystem?

Accepted Answer

Food web

Answer

Food chain

Answer

Food cycle

Answer

Nutrient pyramid

Question 6

Which way does energy flow through a food chain?

Accepted Answer

From producers to consumers

Answer

From consumers to producers

Answer

From decomposers to consumers

Answer

From sunlight to producers

Question 7

Which organisms break down dead plants and animals in a food chain?

Accepted Answer

Decomposers

Answer

Producers

Answer

Consumers

Answer

Apex predators

Question 8

What process allows plants to create their own food using sunlight?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Decompostion

Answer

Transpiration

Question 9

In a food chain, which animal is considered a tertiary consumer?

Accepted Answer

Eagle

Answer

Grass

Answer

Rabbit

Answer

Fox

Question 10

What would occur if all the producers in a food chain disappeared?

Accepted Answer

Consumers would lack food

Answer

Decomposers would flourish

Answer

The food chain would remain stable

Answer

Primary consumers would increase

Question 11

How is a food web different from a food chain?

Accepted Answer

A food chain is a straight line, but a food web shows many connected food chains.

Answer

A food web is a straight line, but a food chain shows many connected food chains.

Answer

A food chain only includes producers and consumers, but a food web includes decomposers.

Answer

A food web only includes producers and consumers, but a food chain includes decomposers.

Question 12

Which of these organisms is a decomposer in a food web?

Accepted Answer

Mushroom

Answer

Tree

Answer

Lion

Answer

Fish

Question 13

What is the main source of energy for most food chains?

Accepted Answer

Sunlight

Answer

Water

Answer

Plants

Answer

Air

Question 14

An organism that eats both plants and animals is called a:

Accepted Answer

Omnivore

Answer

Herbivore

Answer

Carnivore

Answer

Detritivore

Question 15

What do decomposers do in a food web?

Accepted Answer

Break down dead organisms

Answer

Make their own food

Answer

Eat other organisms

Answer

Provide homes for other organisms

Question 16

What is the main difference between a food chain and a food web?

Accepted Answer

Food chains are straight lines, while food webs are connected.

Answer

Food webs are straight lines, while food chains are connected.

Answer

Food chains include decomposers, while food webs do not.

Answer

Food webs include producers, while food chains do not.

Question 17

What is the role of decomposers in a food chain?

Accepted Answer

To break down dead organisms and return nutrients to the soil

Answer

To produce food for producers

Answer

To consume herbivores

Answer

To decompose living organisms

Question 18

What is the term for an organism that eats only plants?

Accepted Answer

Herbivore

Answer

Carnivore

Answer

Omnivore

Answer

Producer

Question 19

In a food chain, energy is:

Accepted Answer

lost at each level

Answer

gained by all organisms

Answer

only lost at the top level

Answer

only gained by producers

Question 20

In a food chain, who produces their own food?

Accepted Answer

Grass

Answer

Grasshopper

Answer

Spider

Answer

Hawk

Question 21

What do consumers do in a food chain?

Accepted Answer

Eat other living things

Answer

Create energy from sunlight

Answer

Break down organic matter

Answer

Take in water and nutrients from the ground

Question 22

What's the difference between a food chain and a food web?

Accepted Answer

A food web is more complex than a food chain.

Answer

A food chain is more complex than a food web.

Answer

They are the same.

Answer

A food web is only found in water habitats.

Question 23

What do decomposers do in a food chain?

Accepted Answer

Break down dead things and put nutrients back in the ground

Answer

Make food for other creatures

Answer

Eat primary consumers

Answer

Give shelter to other creatures

Question 24

What's a benefit of food chains and food webs?

Accepted Answer

They keep ecosystems balanced.

Answer

They make sure all creatures have enough to eat.

Answer

They stop diseases from spreading.

Answer

They control the weather.

Question 25

Why are decomposers important in ecosystems?

Accepted Answer

They release nutrients back into the environment by breaking down dead organisms.

Answer

They help plants absorb nutrients from the soil.

Answer

They provide food for animals that eat plants.

Question 26

Who makes their own food in a food chain?

Accepted Answer

Grass

Answer

Rabbit

Answer

Fox

Answer

Hawk

Question 27

What do animals that only eat plants munch on?

Accepted Answer

Plants

Answer

Meat

Answer

Both plants and meat

Answer

Neither plants nor meat

Question 28

Which of these shows a food chain?

Accepted Answer

Grass -> Rabbit -> Fox -> Hawk

Answer

Tree -> Bird -> Worm -> Soil

Answer

Sun -> Plants -> Cows -> Humans

Answer

Water -> Fish -> Otters -> Birds

Question 29

Which of these is an example of two living things helping each other out?

Accepted Answer

Shark and remora fish

Answer

Lion and zebra

Answer

Grass and sunlight

Answer

Hawk and mouse

Question 30

Which of the following is NOT a role played by decomposers in a food chain?

Accepted Answer

Producing their own food

Answer

Breaking down dead organisms

Answer

Releasing nutrients back into the environment

Question 31

In a food chain, who is the organism that starts the chain and makes its own food using sunlight?

Accepted Answer

Producer

Answer

Consumer

Answer

Decomposer

Question 32

Which of the following organisms is NOT a consumer in a food chain?

Accepted Answer

Grass

Answer

Rabbit

Answer

Snake

Answer

Fox

Question 33

Who is responsible for breaking down dead plants and animals, returning nutrients to the soil?

Accepted Answer

Decomposers

Answer

Producers

Answer

Consumers

Question 34

In a food chain, where does the energy come from?

Accepted Answer

The sun

Answer

The air

Answer

The soil

Question 35

Which of the following shows the correct order of organisms in a food chain?

Accepted Answer

Grass → Rabbit → Fox

Answer

Fox → Rabbit → Grass

Answer

Grass → Fox → Rabbit

Answer

Rabbit → Fox → Grass

Question 36

What is a food web?

Accepted Answer

A diagram that shows how different food chains are connected

Answer

A diagram that shows only one food chain

Answer

A real-life example of a food chain

Question 37

Why are food webs more useful than food chains?

Accepted Answer

They show the complex relationships between organisms in an ecosystem

Answer

They are more accurate

Answer

They are easier to draw

Question 38

What is an important role of food chains and food webs in nature?

Accepted Answer

They help maintain the balance of life in an ecosystem

Answer

They provide food for all living things

Answer

They produce oxygen

Answer

They regulate the climate

Question 39

Why is it important to study food chains and food webs in science?

Accepted Answer

It helps us understand how living things depend on each other

Answer

It helps us develop new technologies

Answer

It helps us predict the weather

Question 40

In a food chain, which organism starts the chain and makes its own food using energy from the sun?

Accepted Answer

Producer

Answer

Predator

Answer

Consumer

Answer

Decomposer

Question 41

In the food chain: Grass → Mouse → Snake → Hawk, which organism is the primary consumer?

Accepted Answer

Mouse

Answer

Grass

Answer

Hawk

Answer

Snake

Question 42

Which of the following organisms can feed on both plants and animals?

Accepted Answer

Omnivore

Answer

Herbivore

Answer

Producer

Answer

Carnivore

Question 43

What is the ultimate source of energy for all living things in an ecosystem?

Accepted Answer

Sun

Answer

Air

Answer

Water

Answer

Soil

Question 44

Which of these organisms plays a crucial role in breaking down dead organisms and releasing nutrients back into the soil?

Accepted Answer

Decomposer

Answer

Consumer

Answer

Predator

Answer

Producer

Question 45

As energy flows through a food chain, what generally happens to the amount of energy available at each level?

Accepted Answer

Decreases

Answer

Remains the same

Answer

Increases

Question 46

What is the name of the diagram that illustrates the interconnected feeding relationships within an ecosystem?

Accepted Answer

Food web

Answer

Food chain

Answer

Nutrient cycle

Answer

Energy pyramid

Question 47

Which type of diagram represents the decreasing amounts of energy at each level of a food web, forming a pyramid shape?

Accepted Answer

Energy pyramid

Answer

Nutrient cycle

Answer

Food chain

Answer

Food web

Question 48

What is the crucial role of decomposers in an ecosystem?

Accepted Answer

Breaking down dead organisms and returning nutrients to the soil

Answer

Producing food for other organisms

Answer

Consuming other organisms