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Web of Life

Total questions: 103

Worksheet time: 52mins

Name
Class
Date
1.

What are the main ingredients plants use to make their own food?

a)

water & soil

b)

soil & oxygen

c)

carbon dioxide & sunlight

d)

water & carbon dioxide

2.

Which of these organisms is NOT a decomposer?

a)

fungi

b)

mold

c)

algae

d)

earthworms

3.

The energy in all ecosystems comes from the __________.

a)

sun

b)

consumer

c)

oxygen level

d)

producer

4.

________________ are called "producers" because they make their own food.

a)

Fungi

b)

Plants

c)

Animals

d)

Organisms

5.

Algae, trees, and grass are all _____________.

a)

herbivores

b)

producers

c)

consumers

d)

decomposers

6.

Cougars, sharks and lions are all ______________.

a)

carnivores

b)

herbivores

c)

decomposers

d)

producers

7.

Cows, squirrels and deer are all ________________.

a)

decomposers

b)

producers

c)

carnivores

d)

herbivores

8.

Fruit trees are examples of _________________.

a)

producers

b)

consumers

c)

decomposers

9.

Animals are examples of _________________.

a)

producers

b)

consumers

c)

decomposers

10.

Which correctly shows the flow of energy through a food web?

a)

Decomposers → Consumers → Producers

b)

Producers → Consumers → Decomposers

c)

Producers → Decomposers →Consumers

11.

Producers do which of the following things?

a)

use carbon dioxide and release oxygen

b)

make their own food rather than eating other living things

c)

include plants and algae

d)

all of the above

12.

Decomposers can...

a)

only be seen under a microscope.

b)

break down waste and dead material into nutrients for plants.

c)

create nutrients out of the air that help plants grow.

13.

An ecosystem includes all the producers, consumers, and decomposers in an environment.

a)

True

b)

False

14.

An animal that naturally preys on other animals is called a ____________________.

a)

decomposer

b)

organism

c)

predator

d)

consumer

15.

A _________________ is order in which organisms, or living things, depend on each other for food. It always begins with a producer.

a)

food chain

b)

ecosystem

c)

food pyramid

d)

food web

16.

Organisms that break down dead or decaying organisms are called __________________.

a)

producers

b)

plants

c)

herbivores

d)

decomposers

17.

Which of the following correctly represents a food chain?

a)
b)
18.

What type of consumer eats only plants?

a)

carnivore

b)

herbivore

c)

omnivore

d)

producer

19.

What type of consumer eats only animals(meat)?

a)

carnivore

b)

herbivore

c)

omnivore

d)

producer

20.

What type of consumer eats both animals (meat) and plants?

a)

carnivore

b)

herbivore

c)

omnivore

d)

producer

21.

An organism that makes its own food (green plants), is called a (a)  

22.

Which way should the arrows point in the following part of a food chain? GRASS ? RABBIT ? HAWK

a)

< >

b)

< <

c)

> >

d)

> <

23.

In order to have a fair experiment, how many things should you change at a time?

a)

0

b)

1

c)

2 or 3

d)

It doesn't matter

24.

Producers make their own food. Where do they get the energy to do this? Check all that apply

a)

the sun

b)

they eat the dirt they are planted in

c)

they use carbon dioxide from the air

d)

they use nutrients from the soil

25.

Producers make their own food. (a)   eat other organisms for food.

26.

What would happen if the producers disappeared from a food web?

a)

only the herbivores would eventually die

b)

only the carnivores would eventually die

c)

only the omnivores would eventually die

d)

all the consumers would eventually die

e)

the ecosystem would be fine

27.

What type of organism is a worm?

a)

a carnivore

b)

a decomposer

c)

an omnivore

d)

a producer

28.

How do decomposers help an ecosystem?

a)

they keep plants from overpopulating

b)

they make food using sunlight

c)

they break down dead organism

d)

they are unnecessary pests

29.

Which organisms add carbon dioxide to an ecosystem? (check all that apply)

a)

animals

b)

decomposers

c)

plants

30.

When you go “down” the food chain by continuing to ask “What does it eat?” at what category of living things do you always end up?

a)

Consumers

b)

Predators

c)

Plants

d)

Omnivores

31.

What living things in the food web are producers?

a)

rabbit and mouse

b)

hawk and snake

c)

wildflowers and grass

32.

Which of the following is a consumer?

a)

snake

b)

grass

c)

sun

d)

water

33.

A living thing that eats only meat is called what?

a)

omnivore

b)

herbivore

c)

carnivore

d)

producer

34.

A living thing that eats only plants is called what?

a)

omnivore

b)

herbivore

c)

carnivore

d)

producer

35.

Which of the following is an example of a decomposer?

a)

lion

b)

rabbit

c)

oak tree

d)

fungi

36.

According to the food web, what does the frog eat?

a)

grasshopper

b)

cricket

c)

cattail

d)

shrew

37.

According to the food web, a shrew is eaten by what?

a)

grasshopper

b)

cricket

c)

frog

d)

snake

38.

Where do producers get their energy?

a)

water

b)

soil

c)

air

d)

sun

39.

Which of the following can cause a decrease in a population of deer in a forest?

a)

Forest fire and more food

b)

Increase in predators and prey

c)

Increase in predators and forest fire

d)

Forest fire and disease affecting its predators

40.

The predator/predators in the food chain above is/are __________ .

a)

plant and caterpillar

b)

caterpillar and sparrow

c)

sparrow and eagle

d)

caterpillar, sparrow and eagler

41.

Which of the following statements are true about the food web above?

a)

There are only 4 food chains.

b)

There are 4 predators in this food web that is also prey.

c)

There are 2 herbivores in this food web.

d)

When T decreases, R also decreases

42.

The graph above shows the change in two populations of organisms on the grassland.


What is the possible reason for this change?

a)

Population B preys on organisms in Population A.

b)

Population B produces more offspring than Population A.

c)

There is a widespread of disease among the organisms in Population A.

d)

Population A is more successful in competing for food than Population B.

43.

The following relationships were observed among four living things P, Q, R and S.


Which of the following is likely to be a producer?

a)

Q

b)

R

c)

S

d)

P

44.

If there is an increase in the population of sparrows, which of the following will likely occur?

a)

The population of snakes will decrease.

b)

The population of praying mantis will increase.

c)

The population of maize plants will increase.

d)

The population of grasshopper will decrease as the start and then increase eventually.

45.

What word means: an animal that eats another?

a)

Predator

b)

Prey

c)

Consumer

d)

Producer

46.

What word means: an animal that gets eaten by another?

a)

Predator

b)

Prey

c)

Consumer

d)

Producer

47.

What food chain below is correct?

a)

Seaweed ----> Shark -----> Fish

b)

Cat ----> Acorn -----> Fox

c)

Moth ----> Beetle -----> Salamander

d)

Squirrel ----> Caterpillar ----> Moth

48.

What are the two things that make up a tree's weight?

a)

Soil and water

b)

Water and chlorophyll

c)

Soil and air

d)

Water and air

49.

Of the 2 things that trees are mostly made of, what is the MAIN thing they are made of?

a)

Soil

b)

Water

c)

Air

d)

Chlorophyll

50.

What is the 'start' of all food chains?

a)

Plants (producers)

b)

Animals (consumers)

c)

Decomposers

d)

Carnivores

51.

What is the process called where leaves and other plants turn into soil?

a)

Decomposing

b)

Consuming

c)

Producing

d)

Photosynthesis

52.

What are mushrooms and mold classified as?

a)

Carnivores

b)

Predators

c)

Fungi

d)

Pesticides

53.

True or false: Worms are helpful and necessary, and unlike caterpillars, they are not pests.

a)

True

b)

False

54.

What are worms classified as?

a)

Consumers

b)

Decomposers

c)

Producers

55.

What do scientists call the mounds of soil that earthworms bring to the surface?

a)

Mounds

b)

Hills

c)

Mangles

d)

Castings

56.

What do ponds have that fish tanks don't always have, and is what keep fish from becoming sick and dying?

a)

Producers

b)

Consumers

c)

Decomposers

d)

Sunlight

57.

What are the two purposes of plants and/or algae?

a)

To provide food and sunlight to the fish

b)

To provide food and oxygen to the animals.

c)

To provide decoration and oxygen to the animals.

d)

To provide shelter and decoration to the animals.

58.

What are phytoplankton classified as?

a)

Consumer

b)

Decomposer

c)

Producer

59.

What is the most backed and researched theory for why the dinosaurs went extinct?

a)

A flood

b)

Other animals over-populated and caused them to die off.

c)

Famine caused them to lose all their food.

d)

An asteroid

60.

What animal is still around today, and is said to be part of the dinosaur family?

a)

Fish

b)

Birds

c)

Mammals

d)

Reptiles

61.

How do scientists learn about dinosaurs?

a)

They study their fossils (bones)

b)

They study the layers of the earth and soil

c)

They study coprolites.

d)

All of these are true

62.

Which correctly shows the flow of energy through a food web?

a)

producers ---> decomposers ---> consumers

b)

producers ---> consumers ---> decomposers

c)

decomposers ---> producers ---> consumers

63.

Choose the statement that most accurately describes why the dinosaurs died.

a)

a. The dinosaurs died from earthquakes set off by the asteroid impact.

b)

b. The dinosaurs burned up instantly from a giant fireball caused by the asteroid.

c)

c. Most dinosaurs starved due to the collapse of their food webs.

d)

d. Most dinosaurs suffocated because they couldn’t breathe air full of asteroid dust.

e)

e. The dinosaurs froze to death when the sun was blocked out.

64.

True or False: Scientists have reason to think NOT ALL dinosaurs died in the Cretaceous extinction.

a)

True

b)

False

65.

How do scientists learn so much about dinosaurs?

a)

They study them in the wild.

b)

They study their fossils.

c)

They watch Jurassic Park.

d)

They read lots of books.

66.

Scientists can assume that dinosaurs with broad, flat teeth were ______.

a)

carnivores

b)

producers

c)

decomposers

d)

herbivores

67.

Scientists can assume that dinosaurs with sharp, pointy teeth were ______.

a)

carnivores

b)

producers

c)

decomposers

d)

herbivores

68.

Which organisms were most likely to survive the Cretaceous extinction? Choose all that apply. HINT: There are 2 correct answers.

a)

Herbivores

b)

Large animals

c)

Carnivores

d)

Decomposers

e)

Plants

69.

How can scientists tell which fossils are the oldest?

a)

The oldest fossils would be on the surface.

b)

The oldest fossils are found in the ocean.

c)

The oldest fossils would be the deepest.

d)

The oldest fossils would be the dirtiest.

70.

How do scientist determine what a dinosaur ate?

a)

They look at the contents inside their stomachs.

b)

They study the shape and size of their teeth.

c)

They study the plant life in the area where they found the dinosaur.

d)

They Google it.

71.

A student observed that many trees lost their leaves in the fall and the fallen leaves were piling up on the forest floor. But when he came back in the spring, the leaves were gone. Which claim is BEST supported by the observation?

a)

carnivores in the forest ate all of the leaves

b)

decomposers broke down the leaves and added nutrients to the soil.

c)

the warmth of the sun made the leave evaporate.

d)

A large wind storm blew all of the leaves away.

72.

We call plants "producers" because they make their own food.

a)

True

b)

False

73.

Consumers need carbon dioxide to breathe.

a)

True

b)

False

74.

Producers....

a)

use carbon dioxide and release oxygen

b)

include plants, algae and phytoplankton

c)

make their own food

d)

all of the above

75.

Decomposers...

a)

can only be seen under a microscope

b)

create nutrients out of the air that help plants grow

c)

break down waste and dead materials

d)

release oxygen for animals to breathe

76.

____________ take in carbon dioxide, but ____________ release carbon dioxide

a)

a. Decomposers and plants………………………… consumers

b)

b. Plants……………...………………………………. decomposers and consumers

c)

c. Decomposers and consumers……………...…… plants

d)

d. Consumers…….....……………………………….. decomposers and plants

77.

True or False: An ecosystem includes all living things in an area, and their nonliving environment.

a)

True

b)

False

78.

Which of the following is an example of a decomposers?

a)

bacteria

b)

dandelions

c)

fish

d)

algae

79.

A model that shows how carbon moves through an ecosystem is called a ______?

a)

water cycle

b)

decomposer cycle

c)

oxygen cycle

d)

carbon cycle

80.

Which is NOT true about earthworms' role in the environment?

a)

They mix and loosen soil

b)

They break down decaying plant material

c)

They eat plants' roots

d)

They release nutrients plants need to grow

81.

Which of the following is NOT a good example of using evidence to support a claim about earthworms?

a)

Worms burrow underground and hide under things away from the light. Therefore, worms like darkness.

b)

Worms look a lot like caterpillars, which are pests. Therefore, worms must also be pests.

c)

Worms dig burrows and move the soil like farmers do with plows. Therefore, worms help plants grow because they move and loosen the soil.

d)

Worm castings have more nutrients than the dirt around them. Therefore, worms are helpful to plants, because worms add nutrients to the soil that plants need.

82.

Worms are the ONLY kind of decomposers.

a)

True

b)

False

83.

How are mushroom roots different than plant roots?

a)

Mushroom roots grow in the air.

b)

Mushroom do not have roots.

c)

Mushroom roots decompose dead leaves.

d)

Mushroom roots are stronger than plant roots.

84.

What is a decomposer?

a)

a living thing that eats meat

b)

a living thing that eats plants

c)

a living thing that eats plants and meats

d)

a living thing that breaks down dead things

85.

Which of the following is NOT an example of a decomposer?

a)

cactus

b)

mushroom

c)

bacteria

d)

fungi

86.

Mold and mushrooms are both types of _____.

a)

fungi

b)

bacteria

c)

herbivores

d)

producers

87.

Little seeds of mold mushrooms floating around your house are called _____.

a)

particles

b)

spores

c)

dust

d)

particulates

88.

What do leaves become after they are broken down by decomposers?

a)

mushrooms

b)

air

c)

soil

d)

fungi

89.

What is the process of plants making their own food?

a)

chlorophyll

b)

photosynthesis

c)

carbon dioxide

d)

sunlight

90.

What are the two MAIN ingredients plants use to make their own food?

a)

water and soil

b)

water and oxygen

c)

water and carbon dioxide

91.

Because plants make their own food, they are considered:

a)

consumers

b)

producers

c)

decomposers

d)

herbivores

92.

Plants have tiny holes to take in air called

a)

chloroplasts

b)

photosynthesis

c)

chlorophyll

d)

stomata

93.

Air does not weigh anything.

a)

true

b)

false

94.

Plants do take in _______ from the soil using their roots.

a)

air

b)

minerals

c)

rocks

95.

When you go “down” the food chain by continuing to ask “What does it eat?” at what category of living things do you always end up?

a)

Consumers

b)

Predators

c)

Plants

d)

Omnivores

96.

What living things in the food web are producers?

a)

rabbit and mouse

b)

hawk and snake

c)

wildflowers and grass

97.

Which of the following is a consumer?

a)

snake

b)

grass

c)

sun

d)

water

98.

A living thing that eats only meat is called what?

a)

omnivore

b)

herbivore

c)

carnivore

d)

producer

99.

A living thing that eats only plants is called what?

a)

omnivore

b)

herbivore

c)

carnivore

d)

producer

100.

Which of the following is an example of a decomposer?

a)

lion

b)

rabbit

c)

oak tree

d)

fungi

101.

According to the food web, a shrew is eaten by what?

a)

grasshopper

b)

cricket

c)

frog

d)

snake

102.

Where do producers get their energy?

a)

water

b)

soil

c)

air

d)

sun

103.

I would like to try Quizziz again to review for a test.

a)

Yes!

b)

Probably

c)

Maybe

d)

No!

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