INTRODUCTION TO ECOSYSTEMS

Ecosystems

100

Are artificial ecosystems natural or man made

Man made

200

is sunlight biotic or abiotic

Abiotic

300

What do you call an ecosystem with salt water

Marine ecosystem

400

Are animals biotic or abiotic

Biotic

500

What does Biology mean

The study of life

Biodiversity

100

What does LOW biodiversity do to the ecosystem

Makes it weaker

200

How many hot spots are there?

36 or 25

300

Is it high or low biodiversity that makes the ecosystems stronger

High

400

how many plants do you have to have in order for it to be called a hotspot

1500 plants

500

What percentage of native plants does a place have to lose before its called a hotspot?

70%

Habitats

100

Where is a Polar Bears home? 

North Pole

200

What kind of habitat do tigers live in?

Terrestrial or jungle/rain forest

300

A natural environment is where what lives?

Species

400

What is the #1 reason that species become endangered or go extinct in TERRESTRIAL ecosystems

Habitat Destruction

500

What is the #1 reason that species become endangered or go extinct in AQUATIC ecosystems?

Over Fishing and Harvesting