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Environmental Science: Ecology Unit Flashcards | StudBud
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Environmental Science: Ecology Unit
Environmental Science: Ecology Unit
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An Ecology, biodiversity, populations review quiz for ASRHS.
Flashcards
46 cards
F
Practice quiz
P
Host live
L
Questions
46
Answers
1
Consequences to introducing invasive species include all of the following
except
new niche with no natural predators
rapidly reproduce in the environment
bio-magnification
Out compete native species for resources
2
Group behavior
has evolved because it can
allow for reproduction
enhance the population growth
increase adaptations
increase the chances of survival
3
All are threats to biodiversity
except
climate change
introduction of invasive species
Habitat destruction
speciation
4
weather,natural disasters,seasonal changes and human activities are examples of
density dependent factors to population growth
Non limiting factors in an ecosystem
density independent factors to population growth
5
Parasitism is when __________ creature(s) benefits.
42
neither
both
one
6
When an organism
comes into a population
from a different place/population it is called _____.
Emigration
Migration
Immigration
Migraine
7
The higher you go up the energy pyramid, the ___________ energy there is available.
More
Same
Less
Nuclear
8
A ______________ is where an organism fits and does its job within the ecosystem.
Notch
Niche
zone
habitat
9
Abiotic factors are _______________.
non-lasting factors
non-living factors
living factors
factories that make robots
10
___ available within a trophic level is transferred to the organism at the next trophic level.
10% of the energy
20% of the energy
15% of the energy
90% of the energy
11
This trophic level creates the energy for all the other levels
decomposers
primary consumers
primary producers
consumers
12
Captive breeding programs and habitat restoration are examples of
biodiversity loss
Conservation biology
exponential growth
biological magnification
13
Mutualism is when __________ creature(s) benefit(s).
one
both
neither
42
14
When water evaporates from leaves on a plant.
Condensation
Transpiration
root uptake
Evaporation
15
In an ecosystem, less available energy means
the organisms are smaller at the higher trophic levels.
Fewer numbers of organisms at higher trophic levels
More organisms at the higher levels of the food web
16
__________________ are at the
bottom
of the
energy pyramid
.
Consumers
Vegetarians
Producers
Herbivores
17
In an ecosystem at carrying capacity, organisms still compete for resources.
True
False
18
Biotic factors are _______________.
non-lasting factors
non-living factors
factories that make robots
living factors
19
Commensalism is when __________ creature(s) benefit(s).
neither
42
both
one
20
Biotic and abiotic factors determine
which adaptation will appear
The climate of the region
survival and growth of the organism
How productive the ecosystem is to sustain what lives there.
21
A group of animals, from several
different species
, living in an area
an Ecosystem
a Population
a Community
an Organism
22
Biodiversity is a major resource to this earth because it can provide
for the health of the planet
medicines and medical advancements
for zoo's
23
After a fire wipes out a forest (all but the soil) ____________________ takes place.
Secondary Succession
Successful Succesion
Primary Succession
Succession Succession
24
Photosynthesis and cellular respiration are important to the cycling of carbon
false
True
25
Matter which make up the molecules in organisms does all of the following
except
combined and recombined in diff. ways in different organisms
Cycle into and out of the ecosystems
are destroyed by decomposers
reacts to release energy for life functions
26
All of the living and non-living things in an area make up the ____________________.
Population
Community
Economy
Ecosystem
27
Extreme fluctuations in environmental conditions can challenge
the function of ecosystems resources & habitat availability
evolution
exponential growth
small less diverse populations
28
The Earth and all the life on it is referred to as the __________________.
Biodome
Biosphere 2
Biosphere
Ecosystem
29
T/F: If one group of organisms is taken from a food web they food web may collapse
False
True
30
a way of using natural resources without depleting them while still providing for human needs
biological magnification
Sustainable development
competitive exclusion principle
31
The term "food ______" refers to the complex and dynamic feeding relationships in an ecosystem,
chain
web
line
pyramid
32
The major source of energy for this planet
sun
stars
ocean
moon
33
factors that are introduced once the size of the population reaches a certain number
density independent factors
carrying capacity factors
logistic growth factors
density dependent factors
34
___________ and ________________ determine plant life in an area.
Weather, Food
Weather, Money
Weather, Soil
Weather, Rain
35
One group of the same species makes up a __________________.
Popular
Population
Community
Communism
36
The process where land is created from volcanic eruption where life is now beginning to come
secondary successioin
a habitat
primary succession
a niche
37
An organisms that eats others waste is called
decomposer
delicious
detritivore
delirious
38
When an organism
leaves a population
for a new location with another population it is called __
Migration
Immigration
Emigration
Migraine
39
Well established local animals are the _______________ species.
Host
Lowest
Exotic
Native
40
Ecosystems with greater biodiversity tend to have
are not affected by change
greater resistance to change
less resistance to change
41
The _________ shows a possible path of energy through the ecosystem.
Food Web
Food Chain
Internet
Map
42
A region characterized by the similar dominant forms of life forms and climate.
Biosphere 2
Biodome
Biome
Bioshpere
43
In Ecology, the term ____________ refers to the mechanism that keeps a population from growing.
limiting factor
biotic factor
limiting fraction
pesticide
44
_________is the maximum number of organisms a ecosystem can hold
niche
symbiosis
Carrying Capacity
evolution
45
Animals unnaturally introduced to an area are the _________ species.
Normal
invasive
Native
Natural
46
A relationship between two unrelated species.
habitat fragmentation
symbiosis
biotic relationship
friends
