The death of all members of a species of plant or animal.

Benefits of biodiversity

Nutrient storage and recycling, Maintenance of ecosystems

What is a carrying capacity?

The most biotic things that fit in a ecosystem

Threats to biodiversity are

habitat loss, climate change, human population growth

Exponential Growth occurs when-

Populations have plenty of food/space, have little to no competition or predators

Definition of population density:

The amount of people in a certain area

An example of biological augmentation would be:

introducing ladybugs to an ecosystem to control aphid pop's

In what way have humans impacted biodiversity other than habitat loss?

Changing the carbon cycle (raising the atmospheric carbon levels)

Exponential population growth is _________________.

Species growth goes unhindered when resources are unlimited

What does acid rain do?

Makes water super acidic for fish

What are the benefits of Biodiversity?

It effects stability of ecosystems and the sustainablility of populations

Carrying capacity is a measure of __________

The maximum population size that a particular habitat can sustain

What is a population range?

the total area where an organism can live

Threats to biodiversity

Habitat Destruction, Habitat Fragmentation

What is Biological Augmentation?

Adding natural predators to a degraded ecosystem

What is a Mass extinction

when species vanish much faster than they are replaced

what is background extinction?

gradual process of species becoming extinct

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ECOLOGY 2

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Questions 77

Answers

1
what plants are in the temperate forest
grasses
trees
water
mosses
2
Lions are considered to reproduce using which reproductive strategy
K
In the Jungle
r
Upside down
3
Greenhouse gases are increased by humans through...
all of the above
combustion
deforestation
agriculture
4
Extinction
The grouping of all members of a species of plant or animal.
The classification of all members of a species of plant or animal.
The death of all members of a species of plant or animal.
The birth of all members of a species of plant or animal.
5
Which one is NOT a K-selected reproductive strategy?
Abundant resources
Longer Life
Few offspring
Unstable environments
6
Benefits of biodiversity
Nutrient storage and recycling
Helps with storing fruit in trees
Creates good equipment for tech company’s
Maintenance of ecosystems
7
What is a carrying capacity?
The most biotic things that fit in a ecosystem
The weirdest fish
the m0st biatic ting that fite in ecosyt3m
The max temp of an ecosystem
8
Cause of climate change
Humans
Ecosystem
those damn aliens
Animals
9
Threats to biodiversity are
climate change, arctic freezing, human population growth
rain, arctic freezing, habitat loss
rain, human population growth, habitat loss
habitat loss, climate change, human population growth
10
The average temperature of the Earth is determined by the greenhouse effect.
False
True
11
What biome is this?
Tundra
Marine biome
Grasslands
Tropical rainforest
12
What can Acid rain damage to?
Animals and plants
Structures
All of them
Humans
13
Invasive species are threats to Biodiversity.
True
False
14
Does this graph show exponential or logistic growth?
I don't know
Neither
Logistic
Exponential
15
Exponential Growth occurs when-
Populations have plenty of food/space
have little to no competition or predators
home to keystone species
have few evasive species in a habitat
16
Definition of population density:
The amount of people in a certain area
Small amount of people in a large area
A lot of people in a small space
Small amount of people in a small area
17
An example of biological augmentation would be:
introducing ladybugs to an ecosystem to control aphid pop's
using bacteria to metabolize uranium to less harmful forms
biogeochemical cycling
crop rotation techniques
18
What is a density independent factor?
lack of space
Disease
Predators
Pollution
19
Which is a density DEPENDENT factor?
Pollution
Extreme heat
Diseases
Volcanic erruption
20
What is This Biome?
Dessert
Candyland
Savannah
Arctic
21
Severe winter: density independent or dependent factor?
Density independent factor
Density dependent factor
22
In what way have humans impacted biodiversity other than habitat loss?
The melting ice caps
Overfishing
Choosing not to carpool to work
Changing the carbon cycle (raising the atmospheric carbon levels)
23
Exponential population growth is _________________.
Species growth goes unhindered when resources are unlimited
Growth of organisms is hindered because of lack of resources
Having a greater number of people that a society can feed
Organisms having more offspring than can be cared for.
24
In a temperate deciduous forest, trees...
are rare
are all evergreen
change with the seasons
stay the same through the seasons
25
What does acid rain do?
Makes water better for fish
Makes water sweet and tasty
Makes water super acidic for fish
Makes water salty
26
Increased lion population: density independent or dependent factor?
Density dependent factor
Density independent factor
27
What are the effects of eutrophication?
Oxygen levels in water will go down
Algae will grow in abundance and block out the sun for other water plants
All of these
Fish can die
28
Which biome is this?
Forest
Grasslands
Desert
Savannah
29
What is This Biome?
Rainforest
Savannah
Arctic
North Pole
30
What are the benefits of Biodiversity?
The Biodiversity will Collapse
It effects stability of ecosystems and the sustainablility of populations
Species DIE
IDK
31
What biome is this?
Forest
Grasslands
Savanna
Desert
32
ZPG in demography stand for ...
Zero Pyramid Growth
Zero Population Gender
Zero Population Growth
Zorro Popularity Group
33
Intense competition for a food source: density independent or dependent factor?
Density dependent factor
Density independent factor
34
Carrying capacity is a measure of __________
The proportion between males and females
The reprodcutive rate of a population
The relationship between birth rate and morality
The maximum population size that a particular habitat can sustain
35
an animal that has a lot if offspring, few of them survive, and the parents don’t care for offspring would be
fish
R strategy
human
K-strategy
36
What is a population range?
the total area where an organism can live
the number of organisms in an area
37
Which biome is this?
Valley
River
Creek
Rainforest
38
Is this an exponential or logistic growth graph?
Dependent
Logistic
Exponential
Independent
39
Humans are considered to reproduce using which reproductive strategy
In bed
r
On mountain tops
K
40
Population dispersion is based on...
How many organisms there are
How organisms are spaced out
How densely packed organisms are
41
Lava flow: density independent or dependent factor?
Density independent factor
Density dependent factor
42
What biome has the least biodiversity?
Temperate Forest
Tundra
Tropical Rain Forest
Taiga
43
Flood: density independent or dependent factor?
Density dependent factor
Density independent factor
44
What type of reproductive strategy is used by this animal?
r-strategist
k-strategist
45
Eutrophication causes
Hypoxic "Dead" Zones
Animals in the ocean to thrive
Thermal pollution
Healthy water conditions
46
Threats to biodiversity
hot TEA
Habitat Destruction
Habitat Fragmentation
birds
47
Ecosystems with a high biodiversity are able to...
Support small organisms!
Recover from changes!
Support fewer producers!
Survive on less energy!
48
What is Biological Augmentation?
all of them
Adding natural predators to a degraded ecosystem
Process of rehabilitating habitats
Curing diseased plants
49
What is a Mass extinction
All of the Above
when species vanish much faster than they are replaced
When there are too much species
None
50
what is background extinction?
gradual process of species becoming extinct
an animals home
when animals die
mass extinction
51
Is the greenhouse effect real?
yes
nah
mee pick mee
maybe
52
Threats to biodiversity
Habitat regeneration
Habitat Destruction and fragmentation
hot TEA
birds
53
Bacteria are considered to reproduce using which reproductive strategy
r
FAST
Binary Fission
K
54
What is a density dependent factor?
Weather
Time
Floods
Food shortage
55
What can we do about Acid rain?
Save money
Use less your vehicle
Go on a diet
Do homework
56
What should we do to slow climate change?
Eat less meat
Turn off lights
Use renewable energy
Climate Change is nothing to be worried about
57
How will climate change affect the planet?
Changing seasons
Shrinking sea ice
More rainfall
Rising sea levels
58
What limits Population Growth?
Resources being used up
natural selection taking place
Birth rates increasing
none of the above
59
What is Bioremediation?
which an organism ingests toxins as quick as they digest it
The use of living organisms to clean up contaminated areas
The renewal of destroyed ecosystems through human activities
The use of organisms to add essential nutrients to soils
60
Biodiversity is
Yes,no
All living thing.
I
The number of different types of plants and animals
61
What is the greenhouse effect?
It contributes to the cooling of Earth's surfce
It traps heat in the higher parts of the atmosphere
It protects the sun from damaging radiation by theEarth
It traps some heat in the lower atmosphere
62
climate change affects
atmosphere
nothing
oceans
land
63
Which would be a density DEPENDENT factor for deer?
Tornados
Abnormally cold winter
Pollution
Diseases
64
What are some of the growing threats to aquatic biodiversity?
Rainfall
Deforestation
Predator-Prey relations
Overfishing
65
Rats are considered to reproduce using which reproductive strategy
r
FAST
With close friends only
K
66
Climate change causes droughts.
False
True
67
What causes Climate change?
Cows
Factory emissions being released into the atmosphere
Greenhouse Gasses
All of the above
68
How have humans contributed to climate change?
large scale open agriculture
Burning fossil fuels (coal, oil and natural gas)
Deforestation
All of the above
69
What contributes to eutrophication?
oil spills
littering
fertilizers
building along coastlines
70
What is the Greenhouse Effect?
200 mph river of air 20,000 to 30,000 feet above ground
Something NOT to touch, even with a 39 and a half foot pole
Trapping heat in the atmosphere
me me big boy
71
What trees are in the Taiga Biome?
Birch
Spruce
Pine
Oak
72
Which biome does this animal live in?
Freezing
Tundra
Mountains
Forest
73
Eutrophication is....
Build up dead organisms
Build up of phosphorus
Build up of nutrients
Build up of algae
74
What is the greenhouse effect?
A house colored green
The trapping of gases by the atmosphere caused by pollution
Pollution going into the soil
75
What Biome is this?
Rainforest
Temperate Forest
Taiga
Tundra
76
The terrestrial biome with the greatest biodiversity is:
tiaga
grassland
tropical rainforest
temperate forest
77
Which biome can you find this animal?
Lake
Marine
Fresh Water
River

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