What do you know about

Biodiversity?

Test your knowledge on Biodiversity by taking this quiz!

silhouettes of many living things
1

What is biodiversity?

 

the animals that live only in rain forests

 

the animal and plant species that live only in your backyard

 

the rich variety of life in every ecosystem on Earth

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ANSWER: the rich variety of life in every ecosystem on Earth

"Bio" means life and "diversity" means variety. This variety of life on Earth—and its interdependence—is called biodiversity .

Question 1 of 10
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2

What is interdependence between species?

 

when two species need each other to survive

 

when two species don't want to live near each other

 

when young animals want to be more independent and live on their own

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ANSWER: when two species need each other to survive

Plants and animals depend on many things to survive including each other. All living things are connected to each other in a web of life.

Question 2 of 10
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3

Why do we need biodiversity?

 

it gives us food to eat, water to drink, air to breathe, and much more

 

it makes our world unique, and it makes us happy

 

all of the above

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ANSWER: all of the above

Biodiversity does much more than just make the world a beautiful place; it also provides the resources that life needs to survive like food to eat, water to drink, air to breathe. Without biodiversity, our world would be an empty place.

Question 3 of 10
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4

Where can you find biodiversity?

 

in a puddle

 

in the desert

 

all of the above

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ANSWER: all of the above

You can find biodiversity in the strangest places—in a puddle, in the desert, in your house, even on your skin. Biodiversity exists everywhere on Earth or above it—inside rocks, ice, and clouds.

Question 4 of 10
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examples of invasive species: cat, European starling and snail
5

What is an invasive species?

 

a species that protects its turf from others

 

a species that migrates from one place to another

 

a species that lands in a new place and upsets the natural balance

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ANSWER: a species that lands in a new place and upsets the natural balance

Invasive species are animals and plants that are moved to new environments. Invasive species  compete for resources, making it difficult for native plants and animals to survive.

Question 5 of 10
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6

Which group has the largest number of species?

 

mammals

 

arthropods

 

plants

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ANSWER: arthropods

There is an arthropod invasion on Earth! Scientists have identified more than one million species of arthropods on Earth, with millions more yet to be discovered. Almost 830,000 of those are insects!

Question 6 of 10
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humpback whale under water
7

A whale is

 

a fish

 

a mammal

 

an amphibian

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ANSWER: a mammal

Whales are marine mammals that live in oceans throughout the world. They are social animals that swim in groups called pods and communicate with underwater songs that can be heard by other whales miles away.

Question 7 of 10
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8

What is the Endangered Species Act?

 

a law that keeps small animals from getting eaten by bigger animals

 

a law that protects animals or plants that are in danger of going extinct

 

a law that protects plants from getting crushed by animals

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ANSWER: a law that protects animals or plants that are in danger of going extinct

The Endangered Species Act is a law written to help save animals and plants that are threatened in the wild. This law helps protect animals and plants from habitat destruction and hunting.

Question 8 of 10
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Map of Africa and Indian Ocean with the island of Madagascar labeled
9

Why is Madagascar a great place to study biodiversity?

 

many of the plants and animals that live there can't be found anywhere else in the world

 

it's so close to many other places with a lot of biodiversity, so you can get to them easily

 

many unusual birds fly to Madagascar from other places all year long

You got it!

ANSWER: many of the plants and animals that live there can't be found anywhere else in the world

Madagascar  is a very special place to study biodiversity because all of the diverse plant and animal life on the island evolved in isolation—making life unique or "endemic"  to the island.

Question 9 of 10
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10

What can you do to help save biodiversity?

 

reduce, reuse, recycle

 

plant trees, clean local rivers and parks, and protect habitats

 

all of the above

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ANSWER: all of the above

Everyone can help biodiversity. Even you! Try to  reduce, reuse, recycle . Also try to plant trees, clean local rivers and parks, and protect habitats. You can even organize a biodiversity survival group in your community to help the local environment. How many things can you do to help the biodiversity in your community?

Question 10 of 10
Nice try! Not bad! Well done! A perfect score! You got out of 10 right on the first guess.
Image Credits:

Photos: photos in animal montage: AMNH, spectrum of life in Hall of Biodiversity; European starling: courtesy of Dr. W. Dan Sudia, FLMNH Photo Gallery of Southeastern U.S. Birds; African land snail: courtesy of Duane Meier, Honolulu Zoo, Wicked Willy photo gallery; cat: AMNH; humpback whale: courtesy of NOAA