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Ecology Part 2

Total questions: 45

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

One way that humans could have a positive impact on local environments is to:

a)

generate waste products as a result of technological advances

b)

use resources that are renewable

c)

increase planting large areas of one crop

d)

increase the use of pesticides

2.

Therese decides to study an open field behind a school because the farmer who owns the property has decided not to continue farming on it. During the first spring, only grasses and occasional corn stalks can be seen in the field. By year two, there are a few bushes and taller grasses growing. After four years, the entire field is waist deep in grasses and bushes. What biological principle is being demonstrated?

a)

evolution

b)

carrying capacity

c)

primary succession

d)

secondary succession

3.

After a volcanic eruption covers an area with lava, there is almost no soil for organisms to live in. Over time, lichens and mosses begin growing on the hardened lava flows. Which type of succession is explained above?

a)

primary succession

b)

secondary succession

c)

tertiary succession

d)

quaternary succession

4.
What is the order of succession shown in this figure?
a)
A, B, C, D
b)
B, A, D, C
c)
C, D, A, B
d)
D, A, B, C
5.
What is the goal of the pioneer species in Primary Succession?
a)
To kill the dead materials after a disaster
b)
To rebuild soil
c)
To feed Johnny
d)
To put fresh oxygen into the air
6.
What is the name given to lichen or algae after a primary succession?
a)
pioneer species
b)
volunteer species
c)
founder species
d)
conqueror species
7.
After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?
a)
Lichens → Shrubs → Grasses → Trees
b)
Lichens → tree → shrubs→Grasses
c)
Grasses → Lichens → Shrubs → Trees
d)
Lichens → Grasses → Shrubs → Trees
8.
Reaches a climax community quicker because soil is already present
a)
primary succession 
b)
secondary succession
c)
both types of succession
9.
Final illustration (#8) shows
a)
pioneer species
b)
climax community
c)
only biotic factors
d)
only abiotic factors
10.
Succession that occurs in an area with NO SOIL
a)
ecological succession 
b)
primary succession 
c)
secondary succession
d)
pioneer speciles
11.

What type of species/community is a redwood forest?

a)

Climax Community

b)

Pioneer Species

c)

Intermediate Species

d)

Tertiary Community

12.
Natural disasters such as flooding and tornadoes are linked to ________________.
a)
primary
b)
secondary
c)
old field
d)
ecosystem
13.
Pseudoscorpions often hitch rides on the backs of large beetles or true bugs. What is the ecological relationship?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Cooperation
14.
Barnacles sometimes live on the outside surface of other larger shelled organisms without causing any harm. What is the ecological relationship?
a)
Mutualism
b)
Parasitism
c)
Commensalism
d)
Predator-Prey
15.
Cows and pronghorn both eat the same types of food in areas of Utah. What is the ecological relationship?
a)
Cooperation
b)
Parasitism
c)
Commensalism
d)
Competition
16.
Ants protect soft bodied aphids and in return the aphids feed the ants a sugary drink. What is the ecological relationship?
a)
Cooperation
b)
Parasitism
c)
Commensalism
d)
Mutualism
17.
What term best describes the vole, the small rodent, in this image?
a)
Prey
b)
Predator
c)
Producer
d)
Competition
18.
What is the ecological relationship shown in this image of a robberfly and beetle?
a)
Cooperation
b)
Parasitism
c)
Predator-prey
d)
Competition
19.
Native sponges and introduced muscles are both filter feeders in many of the Great Lakes.  What is the ecological relationship?
a)
Predator-Prey
b)
Parasitism
c)
Carnivore
d)
Competition
20.
A feeding relationship where one organism hunts and one is hunted.
a)
Commensalism
b)
Decomposistion
c)
Mutualism
d)
Predator-Prey
21.
An animal that hunts and consumes other organisms is known as a:
a)
Prey
b)
Decomposer
c)
Predator
d)
Commensalist
22.
The organism that is hunted and eaten in a particular feeding relationship is known as:
a)
Predator
b)
Decomposer
c)
Prey
d)
Autotroph
23.
A relationship that describe a close interaction between two different species is known as what?
a)
Biodiversity
b)
Symbiosis
c)
Predation
d)
Emigration
24.
This is known as a relationship in which one organism benefits, while the other is unaffected.
a)
Parasitism
b)
Mutualism
c)
Immigration
d)
Commensalism
25.
A clownfish uses a sea anenome as a safe place to live. While living there, the clownfish lures in food for the anenome. This is an example of what type of relationship?
a)
Predator-Prey
b)
Commensalism
c)
Mutualism
d)
Parasitism
26.
A mosquito feeds off of the blood of different organisms. This usually causes discomfort to the organism and sometimes disease and death. This is an example of:
a)
Parasitism
b)
Decomposition
c)
Commensalism
d)
Mutualism
27.
This is known as a relationship in which both organisms involved benefit. 
a)
Predator-Prey
b)
Commensalism
c)
Mutualism
d)
Decomposition
28.
A relationship between two organisms where one benefits while the other is harmed is known as what?
a)
Decomposition
b)
Consummerism
c)
Mutualism
d)
Parasitism
29.
Both owls and snakes preying on mice in a forest. What is the relationship between the owls and snakes?  
a)
Commensalism
b)
Competition
c)
Predation
d)
Symbiosis
30.
When predator numbers decrease, prey numbers ____________ because fewer of them are being consumed.
a)
decrease
b)
increase
c)
stay the same
d)
divide in half
31.
When a pine tree grows real tall and blocks sunlight to another pine tree it is _______ competition.
a)
Interference
b)
Intraspecific
c)
Interspecific
d)
Exploitative
32.

Which factor promotes competition between organisms in an ecosystem?

a)

cycling of minerals

b)

limited resources

c)

decomposition of organic matter

d)

presence of saprophytes

33.

Two closely related species of birds live in the same tree. Species A feeds on ants and termites, while Species B feeds on caterpillars. The two species coexist successfully because

a)

each occupies a different niche

b)

they interbreed

c)

they use different methods of reproduction

d)

birds compete for food

34.
No two species can occupy the same niche
a)
Competitive Exclusion Principle 
b)
Limiting Exclusion Theory
c)
Competitive Limiting Principle
d)
Limiting Competitive Theory 
35.
As the population of prey decreases, the population of the predator which eats it will...
a)
Increase
b)
Decrease
c)
Remain Constant
36.
Which of the following is NOT a form of symbiosis?
a)
Mutualism
b)
Commensalism
c)
Parasitism 
d)
Predation
37.
What statement is TRUE about the graph?
a)
The prey is the green line because there needs to be more prey than predators.
b)
The prey is the red line because there needs to be more predators than prey.
c)
The green line is the producers
d)
The red line is the producers
38.

Predator population lags behind prey population because:

a)

Increase in predators leads to decrease in prey

b)

Increase in predators leads to increase in prey

c)

Increase in predators leads to decrease in producers

39.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
40.
The greenhouse gas having the greatest role in human-caused global warming is
a)
methane
b)
carbon dioxide
c)
CFCs (chlorofluorocarbons)
d)
ozone
41.
Human activity is adding additional greenhouse gases to the amount that are in the atmosphere naturally
a)
True
b)
False
42.
Carbon is used by plants during which process?
a)
Respiration
b)
Transpiration
c)
Photosynthesis
d)
Transportation
43.
What is the greenhouse effect?
a)
warming of the earth due to gases in our atmosphere.
b)
cooling of the earth due to gases in our atmosphere
44.
Is wood a renewable resource?
a)
No, once you cut down a tree it is gone forever.
b)
Yes, we can manage forests and replace trees that are used.
45.

I understand that the questions on this review may not be on the test, but the SKILLS I am using will be. I am aware memorizing these answers or just replaying until I get it correct does not help me on the test.

a)

yes

b)

no

c)

Where am I?

d)

Pick that one.

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