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Unit 2: Ecology Flashcards | StudBud
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Unit 2: Ecology
Unit 2: Ecology
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Flashcards
21 cards
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Questions
21
Answers
1
Photic zones in the water is the area where light does not reach so photosynthesis cannot occur.
False
True
2
Which of the following is an omnivore?
mice
bird
grasshopper
owl
3
Which is the lowest level of organization?
population
community
biome
ecosystem
4
Which biogeochemical cycle has NO atmospheric component?
nitrogen
carbon
phosphorous
water
5
The previous molecule is NOT a GHG because is has only 2 atoms.
True
False
6
Ecologists will use observation, experimentation and modeling to address and solve environmental problems.
False
True
7
Which statement about climate and weather is FALSE?
The continents affect the ocean currents and global winds.
Latitude affects the amount of solar energy that reaches the Earth.
Clouds and ice absorb energy to warm up the planet.
Climate is what you expect, weather is what you get.
8
Which nutrient is limiting in freshwater ecosystems?
nitrogen
water
phosphorous
carbon
9
Which of the following in NOT a heterotroph?
photosynthetic bacteria
scavengers
herbivores
decomposers
10
The majority of organisms in marine ecosystems live in the deep ocean.
True
False
11
What can result from excess nutrient runoff from fertilizers?
algae bloom
faster plant growth
methane sequestration
nitrogen fixation
12
Which of the following is a tertiary consumer?
rabbit
fox
owl
grasshopper
13
Which of the following is NOT an abiotic factor?
air
water
bacteria
rocks
14
What is the process that converts atmospheric nitrogen into a usable form in the soil?
ammonification
denitrification
nitrification
nitrogen fixation
15
Which of these molecules is NOT a greenhouse gas?
CO2
N2
CH4
H2O
16
The image below shows the
way clouds reflect radiation back to space
way GHGs react to mountains
affect of geography on climate
evaporation of water as it rises up the mountain
17
The study of interactions between biotic and abiotic factors is
ecology
biosphere
global systems
ecosystem service
18
Which trophic level has the greatest biomass?
carnivore
omnivore
primary consumer
primary producer
19
Photosynthesizers and chemosynthesizers are both autotrophs.
True
False
20
Which biome has the least amount of average rainfall?
desert
tropical rainforest
temperate woodland
temperate forest
21
The biosphere interactions only with the atmosphere and hydrosphere.
True
False
