NEW
Font size
S
M
L
XL
WorksheetsYear 11 KF1 Ecology
Total questions: 22
Worksheet time: 19mins
Name
Class
Date
1.
Green plants are
a)
producers
b)
consumers
c)
herbivores
d)
omnivores
2.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
3.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
4.
What is an ecological model of the relationships that form a network of complex interactions among organisms in a community from producers to decomposers?
a)
food web
b)
an ecosystem
c)
food chain
d)
a population
5.
Autotrophs make up the _______ level in all ecosystems.
a)
First
b)
Second
c)
Third
d)
Fourth
6.
which symbiosis is this
a)
parasitism
b)
mutualism
c)
commensalism
d)
nonalism
7.
This is an image of a _________.
a)
consumer
b)
scavenger
c)
decomposer
d)
producer
8.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
9.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
10.
The energy at each trophic level in the pryamid of energy decreases by a factor of ____.
a)
10
b)
1
c)
100
d)
2
11.
relationship in which two species live closely together
a)
resource
b)
mutualism
c)
succession
d)
symbiosis
12.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
13.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
14.
A relationship that only helps one organism.
ex. barnacle on whale
ex. barnacle on whale
a)
mutualism
b)
parasitism
c)
commensalism
15.
As you move upward, from level to level, in an energy pyramid, energy _____.
a)
increases
b)
decreases
c)
stays the same
d)
increases exponentially
16.
a relationship between two in which one species, the predator, feeds on the other species, the prey
a)
chemosynthesis
b)
predation
c)
cellular respiration
d)
commensalism
17.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
18.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
19.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
20.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
21.
The portion of the planet where life exists is termed the
a)
ecology
b)
biomes
c)
ecosystem
d)
biosphere
22.
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
a)
Population
b)
Ecosystem
c)
Community
d)
Ecosphere
Reset
