Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Ecosystems Test Review Fall 2014 (Part 2 Of 3)
Test Description: Life Science DE Ecosystems Review
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT an example of an exotic species negatively impacting the environment?
A
The species outcompetes native organisms for food and space.
B
The species fills a niche that had not previously been filled.
C
The species disrupts the balance of a food web.
D
The species carries a disease that native organisms have never been exposed to.
2) When sea otters disappear from a marine ecosystem, the population of sea urchins grows uncontrollably. In this case, the sea otters are an example of a(n)
A
secondary species
B
pioneer species
C
keystone species
D
exotic species
3) How do abiotic factors and biotic factors differ?
A
Only biotic factors are part of an ecosystem.
B
Biotic factors are living, and abiotic factors are nonliving.
C
Abiotic factors do not affect biotic factors.
D
Abiotic factors in an ecosystem never change.
4) A forest is heavily logged, but years later, plant and animal populations rebound. Why is this an example of secondary succession and not primary succession?
A
The land had never previously been occupied.
B
The forest has been covered by a new substrate.
C
Plants and animals previously lived in the forest.
D
New land has been formed.
5) What would most likely happen to the fish living in a freshwater pond if it became contaminated by salt water?
A
The fish would thrive in the salt water.
B
The fish would adapt over time to the salt water.
C
The fish would be re-classified as marine organisms.
D
The fish would die from the change in salinity.
6) How do consumers always obtain energy?
A
by absorbing detritus
B
by capturing radiation from the sun
C
by eating organisms
D
by eating plants
7) In what scenario would an exotic species be a benefit to an ecosystem?
A
The exotic species introduces disease into the ecosystem.
B
The exotic species preys on a damaging pest.
C
The exotic species outcompetes the other species for food.
D
The exotic species destroys valuable habitat.
8) Which of the following would be included in an ecosystem but not a community?
A
river rocks
B
green algae
C
mallard duck
D
willow tree
9) A particular area contains snakes, lizards, hawks, and squirrels. Together these animals make up the the area's
A
habitat
B
population
C
community
D
ecosystem
10) Why is it so important to avoid pollution of freshwater ecosystems?
A
Freshwater ecosystems contain more species than marine ecosystems contain.
B
Freshwater ecosystems are the source of most of our drinking water.
C
There are more freshwater ecosystems than there are marine ecosystems.
D
Freshwater organisms are more important than marine organisms are.
11) What is the correct order of a food chain containing the following organisms: quail, desert shrub, coyote, snake?
A
quail → desert shrub → snake → coyote
B
desert shrub → snake → quail → coyote
C
coyote → snake → quail → desert shrub
D
desert shrub → quail → snake → coyote
12) All tertiary consumers eat
A
marine animals
B
large animals
C
plants
D
animals
13) In a predator-prey relationship, which organism(s) benefit?
A
both the predator and the prey
B
the predator
C
neither the predator nor the prey
D
the prey
14) What type of species interaction directly benefits both species involved?
A
commensalism
B
symbiosis
C
mutualism
D
parasitism
15) What level of biological organization is being represented by distribution patterns?
A
Population
B
Community
C
Cell
D
Biosphere
16) What type of species interaction benefits one species without affecting the other species?
A
commensalism
B
predation
C
parasitism
D
mutualism
17) Which of the following is the best example of primary succession?
A
Ecologists plant new pine trees in a forest that had been destroyed by fire.
B
After a toxic spill is cleaned up, plants and animals return to the area.
C
A bird drops a plant seed on an uninhabited island, and a new plant species grows.
D
A pond refills with water after a drought, and mussels repopulate the pond.
18) From what sources do all secondary consumers obtain at least some of their energy?
A
producers and all other consumers
B
primary consumers
C
producers
D
producers and primary consumers
19) Which of the following is NOT a resource for which organisms in a rainforest ecosystem compete?
A
sunlight
B
space
C
water
D
oxygen
20) Common decomposers include
A
fungi and plants
B
bacteria and fungi
C
algae and plants
D
algae and bacteria
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?