WorksheetsEcosystems Review
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
One organism benefits while harming the other
a)
Parasitism
b)
Commensalism
c)
Mutualism
2.
One organism benefits while the other is neither helped nor harmed.
a)
Parasitism
b)
Commensalism
c)
Mutualism
3.
Relationship is helpful for both organisms.
a)
Parasitism
b)
Commensalism
c)
Mutualism
4.
When organisms fight for food, water, and energy.
a)
Territorial Imperative
b)
Social Heirarchy
c)
Competition
5.
The alpha male in a wolf pack is an example of
a)
Territorial Imperative
b)
Social Heirarchy
c)
Competition
6.
Fighting for and marking land is an example of
a)
Territorial Imperative
b)
Social Heirarchy
c)
Competition
7.
Soil, light, and temperature are examples of ________ factors.
a)
Limiting Factors
b)
Abiotic Factors
c)
Biotic Factors
8.
An organism that is able to make its own food is a
a)
producer
b)
consumer
c)
decomposer
9.
A group of different living organisms in an area is called
a)
population
b)
community
c)
ecosystem
10.
Because a vulture is a bird that feeds on dead animals, it is a
a)
consumer
b)
carnivore
c)
scavenger
11.
1. Which type of organism is not shown in the food chain below
Lettuce → Rabbit → Snake → Hawk
Lettuce → Rabbit → Snake → Hawk
a)
Producer
b)
Consumer
c)
Decomposer
12.
An energy pyramid shows
a)
how much energy is available at each level
b)
what organisms eat in an ecosystem
c)
how much food is available at each level
13.
1. Lettuce → Rabbit → Snake → Hawk
The relationship between the lettuce and rabbit may be described as
The relationship between the lettuce and rabbit may be described as
a)
Producer → Decomposer
b)
Consumer → Producer
c)
Producer → Consumer
14.
Food, space, and temperature are all examples of
a)
Limiting Factors
b)
Abiotic Factors
c)
Biotic Factors
15.
Which is true about photosynthesis?
a)
It takes place in all living things
b)
It can only take place when there is a light source
c)
the ending products are carbon dioxide and water
100 %
