WorksheetsOptional! Ecology Review
Total questions: 62
Worksheet time: 47mins
Name
Class
Date
1.
What does every food chain start with? (Even if it's not drawn or written there!)
a)
producers
b)
sun
c)
consumer
d)
decomposers
2.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
3.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
4.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
5.
Where an organism lives
a)
habitat
b)
niche
c)
heterotrogh
d)
biosphere
6.
The living part of an ecosystem
a)
Biotic
b)
Abiotic
c)
Mother Earth
d)
Flowers
7.
The non-living part of an ecosystem
a)
Ocean
b)
Lava Flow
c)
Birds
d)
Abiotic
8.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
9.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
10.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
11.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
12.
Almost all adaptations started off as?
a)
selective breeding
b)
physiological
c)
structural
d)
mutation
13.
Organisms that are better adapted to the environment survive to pass traits to their offspring
a)
Natural Selection
b)
Homeostasis
c)
Selective Breeding
d)
Extinction
14.
Who causes the most damage to coral reefs?
a)
Whales
b)
Fish
c)
Boats
d)
Humans
15.
a man made, underwater structure that promotes the growth of reef dwelling aquatic organisms.
a)
Corral reefs
b)
Artificial reefs
c)
organisms
d)
food
16.
taking more fish out of an ecosystem than can be replaced by the reproductive rates of the remaining populations.
a)
extint
b)
fishing
c)
over fishing
d)
over population
17.
Temperature, light, air, water, and soil are all _____ parts of the environment
a)
alive
b)
biotic
c)
abiotic
d)
living
18.
Is a deer an abiotic or biotic factor?
a)
abiotic
b)
biotic
19.
Is a fern an abiotic or biotic factor?
a)
abiotic
b)
biotic
20.
Is a weather an abiotic or biotic factor?
a)
abiotic
b)
biotic
21.
Is sunlight an abiotic or biotic factor?
a)
abiotic
b)
biotic
22.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
23.
A certain plant needs moisture, carbon dioxide, oxygen, light, and minerals to survive. This scenario shows that this particular living organism depends on .
a)
Biotic and Abiotc Factors
b)
Biotic Factors
c)
Abiotic Factors
d)
None of the Above
24.
The study of relationships between biotic and abiotic factors interacting in the same area.
a)
Ecology
b)
Biology
c)
Zoology
d)
Botany
25.
Too many cows in a grassland can reduce the number of
a)
Cows
b)
Soil
c)
herbivores
26.
Organisms compete for
a)
resources
b)
environment
27.
All food chains_____________________
a)
have more consumers than producers
b)
produce and use same amount of energy
c)
begin with a producer
d)
are unhealthy
28.
How do consumers get their energy?
a)
laying in the sun
b)
eating other organisms
c)
providing food for other organisms
d)
surviving in an ecosystem
29.
All the members of one species that live within an area of an ecosystem
a)
population
b)
community
c)
niche
30.
What term describes all of the organisms in a particular habitat interacting with each other?
a)
Population
b)
Ecosystem
c)
Community
d)
Niche
31.
What do we call the community interacting with their environment?
a)
Ecosystem
b)
Biodiversity
c)
Habitat
d)
Food web
32.
The total variety of all living things on earth is known as?
a)
an ecosystem
b)
biodiversity
c)
a population
d)
competition
33.
Which of the following statements about a woodland describes a community?
a)
All the oak trees
b)
All the plants
c)
All the oak trees and blackbirds
d)
All the plants and animals
34.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
35.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
36.
Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
37.
Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
38.
A relationship between two organisms in which one organism benefits and the other is harmed.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
39.
A relationship between two organisms in which one organism benefits and the other is unharmed.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
40.
A relationship between two organisms in which both organisms benefit.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
41.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim
b)
Parasitism
c)
Commensalism
42.
Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment (harm).
a)
Mutualsim
b)
Parasitism
c)
Commensalism
43.
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds. Both species benefit.
a)
Mutualism
b)
Parasitism
c)
Commensalism
44.
Silverfish live and hunt with army ants. They share the prey. They neither help nor harm the ants.
a)
Mutualism
b)
Parasitism
c)
Commensalism
45.
A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit.
a)
Mutualism
b)
Parasitism
c)
Commensalism
46.
An energy pyramid represents what?
a)
How much sunlight is available for the ecosystem to use.
b)
How much energy a particular organism needs.
c)
How much energy is needed to build a pyramid.
d)
The amount of energy available to the next 'feeder' in a food web.
47.
How much energy is available to be passed on to the next trophic level in an ecosystem?
a)
100%
b)
10%
c)
50%
d)
75%
48.
Why might an organism have more than one arrow coming from them in a food web?
a)
More than one organism may eat them.
b)
They may eat more than one other organism.
c)
This organism gets its energy from multiple sources.
d)
They have no resources available to them.
49.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source.
50.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
51.
The fox in this food web would be considered a:
a)
Tertiary Consumer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
52.
The mouse in this food web would be considered a:
a)
Primary Consumer
b)
Producer
c)
Tertiary Consumer
d)
Secondary Consumer
53.
The image provided is an example of a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
54.
The image provided is an example of a(n):
a)
Autotroph
b)
Carnivore
c)
Herbivore
d)
Decomposer
55.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
56.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
57.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
58.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
59.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms.
d)
They represent how water is transferred within a habitat.
60.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
61.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
62.
What is the name for the organism that eats the primary consumer?
a)
secondary consumer
b)
tertiary consumer
c)
producer
d)
decomposer
100 %
