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WorksheetsWild Things Ecosystems
Total questions: 51
Worksheet time: 26mins
Name
Class
Date
1.
What animal are you most likely going to see in a forest?
a)
Camel
b)
Dolphin
c)
Squirrel
d)
Penguin
2.
Which kind of plant are you most likely to see in a forest? (Remember that trees with woody stems grow in forests)
a)
tall grass
b)
oak tree
c)
cactus
d)
tomato plant
3.
Which of the following is LEAST likely to change an ecosystem?
a)
hunting season moved back by one day
b)
a campfire burns out of control and becomes a fire.
c)
a new highway cuts through land
d)
all of the insect-eating birds leave
4.
Remember that all life requires water , air and food. Which area will probably have the least plant and animal life?
a)
temperate forest
b)
desert
c)
river
d)
rain forest
5.
A tree where a bird chooses to build its nest would be the birds...
a)
ecosystem
b)
community
c)
house
d)
habitat
6.
An ecosystem is....
a)
everything arounda living thing
b)
the living and non-living things that interact in an enviornment
c)
only the living things that interact in an enviornment
d)
only the non-living things that interact in an enviornment
7.
A habitat....
a)
includes only living things
b)
includes non-living things
c)
provides a population with all its needs
d)
provides a population with some of its needs
8.
What can cause an ecosystem to change?
a)
seeds growing into new plants
b)
plants using water in habitat
c)
people cutting down trees to make products
d)
rich soil on a riverbank
9.
If a fire burned a part of a forest ecosystem, which of these would probably happen?
a)
All of the animals would die
b)
all of the plants and seeds would be destroyed
c)
a flood would bring new rich soil
d)
the animals would move to a nearby part of the ecosystem
10.
Which of these is an example of a population?
a)
cattails that live in the pond
b)
cattails and waterlilies that live in the pond
c)
cattails, insects, and waterlilies that live inthe pond
d)
cattails, insects, frogs and waterlilies that live in the pond
11.
Why do very few plants grow in the desert?
a)
the soil i dry and there is little water
b)
the weather is much too hot at day and night
c)
there is too much rainfall
d)
there are not enough animals
12.
How might a snowy ecosystem change if the temperature grew warmer?
a)
more animals would adapt to have white fur
b)
more plants could grow in the soil
c)
more fish would try to live on the land
d)
more snow would fall to change the ecosystem back
13.
Which animal is most likely to survive in the desert?
a)
frog
b)
crab
c)
dolphin
d)
coyote
14.
If people dumped chemicals into the water source of an ecosystem, what is something that would happen?
a)
the animals would not have enough plants and clean water
b)
All of the above
c)
the chemicals would pollute the water and soil
d)
some plants and animals would begin to adapt
15.
Some plants grow best in damp enviornments. During a severe drought, these plants will most likely ---
a)
perish (die)
b)
move
c)
grow
d)
thrive
16.
How might cutting down the trees in a forest environment affect the animals that live there?
a)
All of the animals in the forest will perish in a short period of time.
b)
Animals that cannot find what they need will move to a new location.
c)
The animals will move underground to find what they need to survive.
d)
Most animals will eat different kinds of food to survive.
17.
Frogs often live in freshwater ponds where they feed on insects and lay their eggs in the water. Frogs would leave the area if --
a)
there were more insects
b)
the snakes all died out
c)
the water in the pond dried up
d)
there was a little more rain
18.
Lack of rainfall caused a river to dry up. This river is where salmon lay their eggs. All of the following are likely results of this environmental change EXCEPT--
a)
the salmon population will decrease
b)
predators that feed on salmon will hunt elsewhere
c)
there will be more plants that live in water
d)
other animals that live in the river will leave
19.
One example of a population is...
a)
a group of snakes living in a swamp
b)
snakes and alligators living together in a swamp
c)
fish, snakes and alligators living in a swamp
d)
the swam where snakes live
20.
What is an organism that only eats meat?
a)
carnivore
b)
omnivore
c)
herbivore
d)
human
21.
What causes an increase in the water in an environment?
a)
Flood
b)
Fire
c)
Drought
d)
Building Roads
22.
Humans sometimes bring in too many grazing animals to an area. One effect of doing this is that...
a)
Plants such as grasses grow and spread.
b)
other animals that eat grazing plants have more food
c)
plants that hold soil in place get removed
d)
the natural habitat gets larger
23.
Which group do fungi, bacteria, and termites belong to?
a)
omnivores
b)
producers
c)
herbivores
d)
decomposers
24.
Which is a living part of a forest ecosystem?
a)
tree
b)
air
c)
rock
d)
water
25.
What are all members of one kind of organism that live in a particular area?
a)
population
b)
microrganisms
c)
community
d)
environment
26.
An ecosystem contains ferns, rabbits, and many trees. Which BEST describes this ecosystem?
a)
aquatic ecosystem
b)
grassland ecosystem
c)
lake ecosystem
d)
forest ecosystem
27.
A __________ includes all living and non-living things in an environment.
a)
population
b)
niche
c)
abitotic
d)
ecosystem
28.
An ecosystem where many different kinds of organisms can meet their needs is known to be__________.
a)
healthy
b)
pond habitat
c)
unhealthy
d)
severe drought
29.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
30.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
31.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
32.
Salt Water
Constantly Moving
Temperatures Vary
Eels, Fish, Dolphins
Constantly Moving
Temperatures Vary
Eels, Fish, Dolphins
a)
Deserts
b)
Estuaries
c)
Lakes and Ponds
d)
Oceans
33.
Hot
Very little Water
Cacti, Lizards, Scorpions
Very little Water
Cacti, Lizards, Scorpions
a)
Deserts
b)
Estuaries
c)
Lakes and Ponds
d)
Oceans
34.
Very humid
Warm
Tree Dwelling Animals
Warm
Tree Dwelling Animals
a)
Lakes and Ponds
b)
Rainforests
c)
Polar Land
d)
South Carolina
35.
Bodies of Fresh Water
Plants and Algae Grow on edge
Contain fish, frogs, ducks, and turtles
Plants and Algae Grow on edge
Contain fish, frogs, ducks, and turtles
a)
Deserts
b)
Estuaries
c)
Lakes and Ponds
d)
Oceans
36.
Very Cold
Lots of Snow & Ice
Winter = Dark
Summer = Light
Bears, Arctic Fox, Penguins
Lots of Snow & Ice
Winter = Dark
Summer = Light
Bears, Arctic Fox, Penguins
a)
Desert
b)
Swamp
c)
Polar Lands
d)
Rainforests
37.
How does a forest fire effect a habitat?
a)
The fire could reduce the amount of available food and shelter for animals.
b)
The fire could cause more food chains to develop in this habitat.
c)
The animals in this forest would not be affected by the forest fire in any way. There would be no impact.
d)
The fire could increase the amount of food and shelter.
38.
Which is an example of a harmful change in habitat?
a)
Putting nutrients back into the soil
b)
Polluting the land and water
c)
Seed dispersal (moving seeds)
d)
Planting trees
39.
All the living and non-living things that interact in an area
a)
Ecosystem
b)
community
c)
Natural Selection
d)
Symbiosis
40.
The place where an organism lives and that provides the things the organism needs is called its
a)
habitat
b)
population
c)
species
d)
community
41.
An organism's habitat must provide
a)
predators
b)
parasite
c)
food
d)
host
42.
a)
Organism
b)
Population
c)
Community
43.
a)
Organism
b)
Population
c)
Community
44.
a)
Organism
b)
Population
c)
Community
45.
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
46.
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
47.
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
48.
a)
Organism
b)
Population
c)
Community
49.
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
50.
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
51.
a)
Organism
b)
Population
c)
Community
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