WorksheetsEcosystems & Succession
Total questions: 43
Worksheet time: 3hrs 42mins
Name
Class
Date
1.
Succession that occurs in an area with NO SOIL
a)
ecological succession
b)
primary succession
c)
secondary succession
d)
pioneer speciles
2.
The process of change in the living parts of the ecosystem
a)
ecological succession
b)
primary succession
c)
climax community
d)
pioneer species
3.
The picture shows what type of succession?
a)
primary
b)
secondary
c)
tertiary
d)
quadanary
4.
The first organisms that appear in an ecological community
a)
ecological succession
b)
primary succession
c)
secondary succession
d)
pioneer speciles
5.
Starts with BARE ROCK followed by lichen
a)
primary succession
b)
secondary succession
c)
both types of succession
6.
How do lichens contribute to primary succession?
a)
Lichens decompose organic matter from animals and plants
b)
Lichens begin to break down rock to form soil
c)
Lichens are nitrogen fixing bacteria
7.
The picture shows what type of succession?
a)
primary
b)
secondary
c)
tertiary
d)
quadanary
8.
Natural disasters such as flooding and tornadoes are linked to ________________.
a)
primary
b)
secondary
c)
old field
d)
ecosystem
9.
The final stable community of plants and animals is called:
a)
pioneer community
b)
farmland
c)
climax community
d)
old field
10.
Dropping leaves in the fall is a characteristic of what type of tree?
a)
deciduous
b)
evergreen
c)
conifer
d)
bonsai
11.
Despite having plenty of sun and rain, the tropical rainforest has very poor _____.
a)
biodiversity
b)
soil
c)
animal life
d)
air quality
12.
In which biome can you find permafrost?
a)
taiga
b)
tundra
c)
desert
d)
chaparral
13.
Taiga is a biome consisting of evergreen trees (conifers). Where is taiga found?
a)
northern parts of Mexico
b)
midwestern states such as Kansas
c)
northeastern states such as Maine
d)
southwestern parts of Canada
14.
Which biome, because of its climate, has the largest number of species of plants and animals?
a)
tundra
b)
desert
c)
rain forest
d)
pine forest
15.
Which biome is MOST LIKE the "desert" in terms of precipitation?
a)
tropical rainforest
b)
temperate deciduous forest
c)
tundra
d)
coniferous forest
16.
Biodiversity can affect the ________ of ecosystems and the _________ of populations.
a)
sustainability and stability
b)
stability and sustainability
c)
life and existence
d)
existence and life
17.
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.
18.
Reaches a climax community quicker because soil is already present
a)
primary succession
b)
secondary succession
c)
both types of succession
19.
The picture shows what type of succession?
a)
primary
b)
secondary
c)
tertiary
d)
quadanary
20.
How would the biodiversity of this ecosystem be affected if the lantern fish disappeared?
a)
The ocean sunfish population would increase.
b)
The large shark population would die out.
c)
The squid would die out.
d)
There would be no change.
21.
Biodiversity is the variety of ________ in a community.
a)
genes
b)
population
c)
species
d)
community
22.
The first organisms that appear in an ecological community
a)
ecological succession
b)
primary succession
c)
secondary succession
d)
pioneer species
23.
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.
24.
What is the difference between biotic and abiotic?
a)
Biotic are non-living things
b)
Abiotic are living organisms
c)
Biotic is life,
Abiotic is non-living
Abiotic is non-living
d)
Biotic is non-living, Abiotic is living
25.
What is Ecological Succession?
a)
Competition between plants in a society
b)
A natural disaster such as a flood or fire
c)
The cycle of a tomato plant
d)
The change an ecosystem experiences over time
26.
A garden was cleared out, but had to be left alone for a month. What would you expect to see?
a)
lichens and mosses
b)
grasses and weeds
c)
a fully blossomed garden
d)
bushes and small trees
27.
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
28.
What type of succession is shown going from figure A to figure B?
a)
primary succession
b)
eutrophication
c)
secondary succession
d)
intermediate
29.
The place where an organism lives is its _________.
a)
habitat
b)
abiotic
c)
ecosystem
d)
community
30.
All of the nonliving parts of an ecosystem are _______.
a)
biography
b)
biotic
c)
abiotic
d)
biology
31.
All of the living parts of an ecosystem are _________.
a)
biology
b)
biotic
c)
abiotic
d)
biography
32.
A group of organisms of the same species living in the same area are called a/an ________.
a)
community
b)
habitat
c)
population
d)
ecosystem
33.
If the population of prey increases, the population of predators will ________because of the availability of food.
a)
decrease
b)
stay the same
c)
increase
d)
None of the above
34.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
35.
Field mice eat corn. Which would most likely happen if the field mouse population grew?
a)
There would be more corn to feed the field mice.
b)
There would be less corn due to the mice eating it.
c)
The habitat would get overpopulated because the mice woudl eat too much.
d)
The mice would plant more corn.
36.
Humans are part of the ecosystem and therefore impact it. Which of the following events in an ecosystem may produce a negative effect?
a)
preventing deer from depleting food resources
b)
restoring a natural habitat
c)
wildlife rangers minimizing disturbances
d)
a lumbar company clearing a forest
37.
The Texas Kangaroo Rat, native to north-central Texas, makes its home in mesquite bushes. If the mesquite bushes are cleared for human homes , which of the following is the most probable result?
a)
The rat population will rise (increase).
b)
The rat population will decline (decrease).
c)
The rat population will stay the same.
d)
The rat population will double.
38.
In the 1980's, the water level dropped and the salt concentration doubled in Mono Lake. How did this affect the brine shrimp population that lives there?
a)
The brine shrimp population increased.
b)
The brine shrimp population decreased.
c)
This did not affect the brine shrimp population.
d)
What are brine shrimp?
39.
Which of the following is an abiotic factor?
a)
soil
b)
plants
c)
birds
d)
insects
40.
Which of the following would not be part of a community?
a)
grasshopper
b)
grass
c)
soil
d)
bird
41.
What is the correct order of organization in a ecosystem from smallest to biggest?
a)
population, organism, ecosystem, community
b)
organism, population, community, ecosystem
c)
organism, community, population, ecosystem
d)
community, population, ecosystem, organism
42.
The role of an organism in its habitat (how it makes its living) is called:
a)
niche
b)
adaptation
c)
talent
d)
trait
43.
Which of these is not a biotic factor?
a)
Squirrel
b)
Mosquito
c)
Bear
d)
Water
100 %
