NEW
Font size
S
M
L
XL
WorksheetsEcosystem Study Guide for Test Review
Total questions: 50
Worksheet time: 42mins
Name
Class
Date
1.
An animal that gets energy from eating both plants and animals is a(an) _____________.
a)
herbivore
b)
carnivore
c)
omnivore
d)
autotroph
2.
An Organism's environment
a)
Ecolgogy
b)
Symbiosis
c)
Habitat
d)
Carnivore
3.
An animal that eats other animals
a)
Omnivore
b)
Herbivore
c)
Scavenger
d)
Carnivore
4.
The study of how living and non-living things interact
a)
Symbiosis
b)
Mutualism
c)
Ecology
d)
Habitat
5.
Relationship where both organisms benefit
a)
Symbiosis
b)
Mutualism
c)
Habitat
d)
Omnivore
6.
Animal that only eats only plants
a)
Carnivore
b)
Omnivore
c)
Scavenger
d)
Herbivore
7.
Close relationship between two organisms
a)
Symbiosis
b)
Mutualism
c)
Ecology
d)
Omnivore
8.
Organisms that feed on dead organisms it did not kill
a)
Scavenger
b)
Carnivore
c)
Herbivore
d)
Omnivore
9.
This is part of the CO2 and Carbon Cycle
a)
Dentrification
b)
Photosynthesis
c)
Condensation
d)
Transpiration
10.
Which of the following limiting factors will most likely prevent further population growth within an ecosystem
a)
Excess water supply
b)
Transportation in the area
c)
Food supply to the area
d)
Recycling of human goods
11.
Which of the following answer choices list the levels of ecological organization from smallest to largest
a)
Ecosystem, Organism, Population, Community
b)
Community, Ecosystem, Organism, Population
c)
Population, Organism, Ecosystem, Community
d)
Organism, Population, Community, Ecosystem
12.
What is the most significant limiting factor in a desert ecosystem
a)
Nutrients
b)
Predators
c)
Sunlight
d)
Water
13.
Tapeworms attach inside a human's intestine and take nutrients from the human
a)
Mutualism
b)
Parasitism
c)
Commensalism
d)
Cooperation
14.
A relationship where one organism benefits and the other organism is harmed
a)
Mutualism
b)
Parasitism
c)
Commensalism
d)
Cooperation
15.
The remora fish attach to the shark for travel and feed on leftovers; the shark is unaffected
a)
Mutualism
b)
Parasitism
c)
Commensalism
d)
Cooperation
16.
Honeybee gathers food from a flower and the honeybee also pollinates the flower
a)
Mutualsim
b)
Parasitism
c)
Commensalism
d)
Cooperation
17.
Clown fish live among anemones acting as a lure for the sea anemone's prey, the clown fish gets protection and shelter from the anemone
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Cooperation
18.
Cowbirds follow bison as they walk through the grass; insects are exposed and eaten by the cowbirds; the bison is unaffected
a)
Mutualism
b)
Parasitism
c)
Commensalism
d)
Cooperation
19.
What would happen to the seal population if the fish population decreases
a)
Seal population would evolve and start to eat phytoplankton
b)
Seals would increase in population due to no competition
c)
Seal population would decrease due to the limiting factor of food
d)
Seal population would stay the same
20.
Weasels eat arctic hares. Which is the predator
a)
Weasels
b)
Arctic hares
21.
Gray wolves eat caribou. Which is the prey
a)
Gray wolves
b)
Caribou
22.
What is a food web
a)
Animals that eat too much
b)
Overlapping food chains
c)
Animals that break down waste
d)
Show what plants eat in the desert
23.
How does a producer gets its energy
a)
Water
b)
Sun
c)
Soil
d)
Animals
24.
Nitrogen in its gaseous form is almost entirely unusable to lifeforms. It must first be converted or 'fixed' into a more usable form. The process is called fixation. We have learned two ways. Choose both
a)
Lightning and photosynthesis
b)
Lightning and bacteria on legume nodules
c)
bacteria on legume nodules and photosynthesis
d)
Photosynthesis and cellular respiration
25.
How much energy is transferred up each trophic level
a)
1%
b)
10%
c)
100%
d)
25%
26.
One way to decrease the number of flying insects on your property is to increase bat populations by building bat houses. In this case, which is most likely the limiting factor for the bat population
a)
Food
b)
Shelter
c)
Space
d)
Water
27.
Marsh grass
a)
Producers
b)
Consumers
c)
Decomposers
28.
Earthworms
a)
Producers
b)
Consumers
c)
Decomposers
29.
Tiger
a)
Producers
b)
Consumers
c)
Decomposers
30.
Cow
a)
Producers
b)
Consumers
c)
Decomposers
31.
Mushroom
a)
Producers
b)
Consumers
c)
Decomposers
32.
Algae
a)
Producers
b)
Consumers
c)
Decomposers
33.
If wolves prey on deer for food, what will most likely happen to the deer population if wolves are removed from an area where deer live
a)
Population of deer will increase
b)
Population of deer will decrease
c)
Population of deer will remain the same
d)
Population of deer will become extinct
34.
Kudzu vines grow by climbing up trees and the trees are starved of sunlight. What type of relationship is this between the tree ans the kudzu
a)
Competition
b)
Predator-prey
c)
Mutualism
d)
Parasitism
35.
Which best describes an abiotic factor
a)
Animals
b)
Water
c)
Food
d)
Plants
36.
The following equation shows photosynthesis in plants.
6CO2 + 6H2O --> C6H12O6 + 6O2
Which of the following are made as a result of photosynthesis
6CO2 + 6H2O --> C6H12O6 + 6O2
Which of the following are made as a result of photosynthesis
a)
Water and oxygen
b)
Glucose and oxygen
c)
Carbon dioxide and water
d)
Glucose and carbon dioxide
37.
In a food web, energy flows from producers to consumers. What else flows from producers to consumers
a)
Soil and rock
b)
Light and sound
c)
Carbon and oxygen
d)
Chlorophyll and nitrogen
38.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
39.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
40.
Different populations living and interacting with each other in the same area
a)
Biome
b)
Ecosystem
c)
Community
d)
Niche
41.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
42.
The study of how living things interact with one another and with their environment.
a)
Biology
b)
Lithology
c)
Ecology
d)
Farmacology
43.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
44.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
45.
Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?
a)
There would be a decrease in the small bird population.
b)
There would be a decrease in the grass/flowers population.
c)
There would be a decrease in the mice population.
d)
There would be an increase in the grass/flowers population.
46.
Which of the following best describes the deer's role in the ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
47.
An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.
a)
producer
b)
consumer
c)
decomposer
d)
autotroph
48.
What does a food chain represent?
a)
How all living organisms within a habitat are connected.
b)
All of the things that a particular animal eats.
c)
How plants create their own food.
d)
A single path of energy transfer within a habitat.
49.
Which of the following can affect the number of organisms that an environment can support?
a)
birth rate
b)
carrying capacity
c)
death rate
d)
limiting factor
50.
In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?
a)
80%
b)
90%
c)
10%
d)
20%
Reset
