stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Biodiversity and Population Flashcards | StudBud
Explore
/
Biodiversity and Population
Biodiversity and Population
30 terms
·
StudBud Administration
·
504 plays
Biology -- Pearson textbook Chapter 6.3
Flashcards
30 cards
F
Practice quiz
P
Host live
L
Questions
30
Answers
1
Which is believed to be causing the greatest wave ofextinction since the dinosaurs died off?
climate change
nuclear attacks
human activity
volcanic eruptions
2
TRUE or FALSE -- Invasive species are always introduced into a new ecosystem by accident.
TRUE
FALSE
3
Nutrients cycle because
They eventually get absorbed.
They eventually return back to producers
They eventually return to the sun.
They evntually become waste.
4
Which of these is NOT an ecological hotspot?
Philippines
Brazil
Madagascar
Alaska
5
excessive nutrients in water due to runoff from land increase in plants leads to increase bacteria and decrease in O2
Meutrophication
Beutophication
Eutrophication
Ceutrophication
6
Human causes of extinction include all of the following EXCEPT ______________.
recycling
hunting
pollution
destroying habitats
7
Biodiversity is beneficial because of all of the following reasons EXCEPT ________________.
transportation
medicine
agriculture
healthy ecosystems
8
Each of the following are a type of biodiversity EXCEPT _____________.
cultural diversity
ecosystem diversity
species diversity
genetic diversity
9
What are some ways our country can protect biodiversity?
all of the above
setting aside land for wildlife parks
giving tax breaks for installing solar panels
rewarding companies for releasing less carbon into the air
10
Eutrophic areas are low in _____
Water
CO2
O2
All of the above
11
Species that are non-native to the environment that they are in and out compete native species for resources
Autotroph
Domestic
Non-Invasive
Invasive
12
Bacteria that consume the dead algae use up all the __ which then results in _____
O2, Dead Zones
O2, Living Zones
CO2, Dead Zones
Water, Dead Zones
13
Fertilizer run off in to lakes results in an increase in _____ which ____ when the nutrients run out.
Algae, Die
Birds, Die
Fish, Disintigrate
Algae, Disintigrate
14
A recreational experience that protects biodiversity and brings in money is called __________.
ecotrade
ecotourism
ecological incentive
fun
15
Arrows in Food webs point
Sideways
Up
Down
Direction of energy flow
16
An increase in nutrients in an body of water would result in ____
No change in Oxygen
Not sure
Increase in Oxygen
Decrease in Oxygen
17
_____ organism are crucial in the cycling of ________
Mice Nitrogen
Bacteria, Carbon
Bacteria, Nitrogen
Bacteria, Water
18
Nutrients are used by plant for
Growth and Development
Running and Jumping
Life and Energy
Energy and Growth
19
Matter ____ and energy ____ in an ecosystem.
Cycles, Cycles
Cycles, Flows
All of the Above
Flows, Cycles
20
Process that takes C out of the atmosphere ____ and ______ adds C back to the atmosphere
Consumption, Combustion
Cellular Respiration, Photosynthesis
Cellular Respiration Combustion
Photosynthesis, Cellular Respiration
21
Which biome has the greatest species diversity?
deciduous forest
desert
tundra
tropical rain forest
22
Reasons endangered species are hunted include all of the following EXCEPT _________.
to be sold as pets
meat
hides
protection
23
Carrbon moves from the ____ and ___ parts of an ecosstem.
Abiotic, Abiotic
Abiotic, Biotic
Plants, Plants
Biotic, Biotic
24
The greater the variety of species, the ____________ the ecosystem.
weaker
less diverse
less sustainable
healthier
25
The amount of biomass _____ with the amount of energy at each trophic level.
Increases
Decreases
Stayes the same
Not able to be determined
26
Threats to biodiversity include all of the following EXCEPT _______________.
conservation
introduced species
climate change
pollution
27
The elements that make up nurients in biotic organisms are
HOPSFeK
HeNeArKr
CHNOPS
OPSCaZ
28
The variety of living organisms within a biosphere is called ________.
ecology
variety
biodiversity
differentiation
29
Energy doesn't cycle because
It doesn't know how
there's never enough
it never returns back to the sun
it becomes nutrients
30
People benefit from biodiversity because of all of these EXCEPT which reason?
improved/variety of food
healthy ecosystem
medicine
habitat fragmentation
