stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Ecosystems and the biosphere Flashcards | StudBud
Explore
/
Ecosystems and the biosphere
Ecosystems and the biosphere
20 terms
·
StudBud Administration
·
3 plays
A #biology blinquiz to introduce the basics of #ecosystems and the #biosphere
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
Which cycle reflects the following picture?
Nitrogen
Water
Carbon
Sulfur
2
What is the major factor that limits the number of steps in a food chain?
Sugar
Energy
Oxygen
Species
3
______ are biomes that occur where a river, a source of fresh water, meets the ocean.
Lakes
Ponds
Estuaries
Streams
4
The speed at which an ecosystem recover equilibrium after being disturbed is called
Equilibrium
Resistance
Resilence
Biome
5
The cycling of minerals and nutrients through the biotic and abiotic world is calld
Biogeochemical cycle
Geochemical cycle
Biochemical cycle
Chemical cycle
6
The zone of the ocean where the light cannot penetrate is called
Benthic realm
Photic zone
Aphotic zone
Pelagic realm
7
Ecosystem comprises...
Both
Non-living things (aboitic components)
All living things (biotic components)
None of the above
8
Which of the following are important limiting nutrients in lake and pond?
Cabon-Phosphorus
Nitrogen-Carbon
Phosphorus-Sulfur
Nitrogen-Phosphorous
9
Nitrogen enter the living world via...
Free-living
Both
None of the above
Symbiotic bacteria
10
For which way the sulfur enters in the atmosphere?
All of he above
Burning of fossil fuels by humans
Volcanic activity and geothermal vents
Decomposition of organic molecules
11
Which of the following is considered a non-renewable resource?
Oxygen
Water
Fossil fuels
Sulfur
12
______ is the increasing concentration of persistent toxic substances in organisms.
Biomagnification
Net primary productivity
Gross primary productivity
Autotrophs
13
How is the secondary consumer in the following chain food?
Snake
Cricket
Frog
Plant
14
Which of the following biomes is also described as nature's pharmacy.
Deserts
Savannas
Chaparral
Tropical Forest
15
Fire is a natural part of the maintenance of this biome
Chaparral
Savanna
Desert
Tropical forest
16
Which of the following is not a biogeochemical cycle?
Nitrogeno
Water
Sugar
Carbon
17
The fire is an important source of disturbance in which of the following biome?
Arctic Tundra
Deserts
Savannas
Marine
18
The area of Earth where water movement and storage occurs is called
Biosphere
Atmosphere
Hydrosphere
Stratosphere
19
The _______ is the oceanic region that is closest to land.
Aphotic zone
Intertial zone
Oceanic zone
Abyssal zone
20
Which of the following
is not
a significant phosphate source?
Mineral dust
Volcanic ash
Aerosols
Humans
