WorksheetsEcosystems and Biodiversity
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
What is an ecosystem?
a)
A group of animals that are the same species.
b)
Soil, water, air and sunlight
c)
All the living and non living things that interact in an area.
d)
North America
2.
Which habitat exhibits the greatest biodiversity?
a)
A habitat with 15 different species with about 300 individuals each
b)
A habitat with 10 different species with about 75 individuals each
c)
A habitat with 4 different species with about 150 individuals each
d)
A habitat with only one species with about 2000 individual
3.
Currently sharks are on a rapid decline due to overfishing. If sharks go extinct will this affect the biodiversity of the ocean?
a)
No, sharks are not important.
b)
No, sharks will only affect the seal populations.
c)
Yes, it will disrupt the entire food chain in the ocean.
d)
Yes, but only a little.
4.
How can humans best help an endangered species avoid extinction?
a)
they can feed the animals
b)
they can put the animals in a zoo
c)
they can protect the animal’s habitat
d)
they can take the animal to new habitats
5.
Non-living factor that affects an ecosystem
a)
biotic factor
b)
abiotic factor
c)
food chain
d)
biome
6.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
7.
What is the term used to describe all living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
8.
Which organisms would be the energy for the hawk?
a)
rabbit, shrew, and snake
b)
rabbit, snake, and grasshopper
c)
shrew, snake, and insect eating bird
d)
grass, rabbit, and insect eating bird
9.
Something important is missing from this food web! The grass starts this food web. But the plant's energy comes from __________, the one picture that is missing from the food web.
a)
water
b)
the sun
c)
the air
d)
the soil
10.
Areas defined by their geographical location and ecological similarity are called?
a)
ecozones
b)
biotopes
c)
biomes
d)
biodomes
11.
This biome is found around the equator and is home to a large amount of biodiversity.
a)
Deserts
b)
Tropical Rain Forests
c)
Savannas
d)
Chaparral
12.
What is this biome?
a)
Desert
b)
Arctic Tundra
13.
What biome is this?
a)
deciduous forest
b)
taiga
c)
desert
d)
grassland
14.
Biome with plants and grasses, but no trees.
a)
grassland
b)
desert
c)
forest
d)
arctic tundra
15.
Biome with many different species of cacti and reptiles and very little rainfall.
a)
Desert
b)
Temperate Rainforest
c)
Tropical Rainforest
d)
Arctic Tundra
100 %
