WorksheetsEcosystems Review
Total questions: 45
Worksheet time: 42mins
Name
Class
Date
1.
The combination of all the living and nonliving factors in an area.
a)
Ecosystem
b)
Habitat
c)
Population
d)
Community
2.
Put these in order from broad to narrow. (from the largest to the smallest)
a)
Ecosystem, Organism, Population, Community
b)
Community, Organism, Population, Ecosystem
c)
Ecosystem, Community, Population, Organism
d)
Organism, Population, Community, Ecosystem
3.
The nonliving factors in an environment.
a)
Abiotic Factors
b)
Biotic Factors
c)
Trees
d)
Fungus
4.
The living factors in an environment.
a)
Biotic
b)
Abiotic
c)
Rocks
d)
Sunlight
5.
Sunlight, pH of water, temperature, rocks, soil and air would all be ____________.
a)
Biotic
b)
Abiotic
c)
Ecosystems
d)
Habitats
6.
Plants, animals, bacteria and fungi would all be examples of _____________.
a)
Biotic Factors
b)
Abiotic Factors
c)
Predators
d)
Prey
7.
A drought has hit this grassland biome. How will this effect the rabbit population?
a)
The rabbits will increase in number.
b)
The rabbit population will stay the same.
c)
The rabbit population will decrease.
d)
The rabbit population will become extinct immediately.
8.
Biodiversity is the variety of ________ in a community.
a)
genes
b)
population
c)
species
d)
community
9.
Which biome is more biodiverse?
a)
Desert
b)
Sand
c)
Tundra
d)
Rainforest
10.
Which factor is ABIOTIC?
a)
Plants
b)
Bacteria
c)
Water
d)
Fungi
11.
Which factor is ABIOTIC?
a)
Plants
b)
Rocks
c)
Animals
d)
Fungi
12.
Which factor is BIOTIC?
a)
Plants
b)
Air
c)
Water
d)
Energy
13.
Which biome is more likely to survive a change in the environment?
a)
High (rich) biodiversity
b)
Low (poor) biodiversity
14.
Which of these is a producer?
a)
Mouse
b)
Grass
c)
Snake
d)
Hawk
15.
Which of these is an herbivore?
a)
Mouse
b)
Grass
c)
Snake
d)
Lizard
16.
Which of these is a carnivore?
a)
Mouse
b)
Grass
c)
Snake
d)
Grasshopper
17.
Which of these has the MOST amount of available energy?
a)
Mouse
b)
Grass
c)
Snake
d)
Grasshopper
18.
Which of these has the LEAST amount of available energy?
a)
Hawk
b)
Grass
c)
Snake
d)
Grasshopper
19.
Which of these is a consumer that eats other animals only?
a)
Omnivore
b)
Carnivore
c)
Producer
d)
Herbivore
20.
Which of these is a consumer that eats other animals and plants?
a)
Omnivore
b)
Carnivore
c)
Producer
d)
Herbivore
21.
Which of these is a consumer that eats only plants?
a)
Omnivore
b)
Carnivore
c)
Producer
d)
Herbivore
22.
Which of these would have low biodiversity?
a)
An ecosystem where resources are abundant
b)
An ecosystem where resources are scarce
23.
An organism that kills and eats another organism is a(n)
a)
prey
b)
predator
c)
population
d)
herbivore
24.
Two members of the same species fight over who gets a certain food. This is an example of ______ .
a)
community
b)
competition
c)
mutualism
d)
commensalism
25.
The type of symbiosis in which one organism benefits and the other is unaffetcetd
a)
commensalism
b)
parasitism
c)
mutualism
d)
abiotic
26.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
27.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
28.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
29.
In this picture, the ZEBRA is the __________________
a)
predator
b)
prey
30.
The crocodile and bird have a _______________ relationship. The crocodile benefits by having its teeth cleaned. The bird benefits by gaining food and protection. Both animals benefit from this relationship.
a)
parasitism
b)
predator and prey
c)
mutualism
d)
commensalism
31.
In an energy pyramid, energy_______ as you move up the pyramid.
a)
Increases
b)
Decreases
c)
Stays the same
d)
Changes up and down
32.
This is the process through which plants make their own food.
a)
autotroph
b)
producer
c)
photosynthesis
d)
biomass
33.
This organism eats dead organisms and waste, then returns the nutrients to soil.
a)
decomposer
b)
carnivore
c)
autotroph
d)
heterotroph
34.
How much energy is lost when organisms consume another organism from a different trophic level?
a)
90%
b)
20%
c)
50%
d)
10%
35.
What is this visual model called?
a)
Food Web
b)
Food Chain
c)
Eco Map
36.
What is this visual model called?
a)
Food Web
b)
Food Chain
c)
Eco Map
37.
In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?
a)
10%
b)
20%
c)
80%
d)
90%
38.
The number of individuals a habitat can sustain with the resources it has available
a)
Carrying capacity
b)
Limiting factors
c)
Resources
d)
Population
39.
Which one are you?
a)
Producer
b)
Consumer
c)
Decomposer
40.
One individual living thing
a)
Species
b)
Organism
c)
Population
d)
Community
41.
All members of the same species that live in one area.
a)
Population
b)
Community
c)
Biome
d)
Organism
42.
Different populations that live together in an area.
a)
Community
b)
Ecosystem
c)
Population
d)
Biosphere
43.
A community of organisms interacting with each other & with their environment
a)
Ecosystem
b)
Biome
c)
Community
d)
Population
44.
A group of ecosystems with the same climate and communities (desert, grassland, rainforest)
a)
Biosphere
b)
Ecosystem
c)
Biome
d)
Community
45.
The parts of Earth where life exists (air, land, water)
a)
Biome
b)
Biosphere
c)
Community
d)
Population
100 %
