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WorksheetsAP Bio Insta-Review Topic 8.2: Energy Flow Through Ecosystems
Total questions: 31
Worksheet time: 16mins
Warm-blooded organisms are actually…
Ectotherms
Endotherms
Where do endotherms get their body heat from?
Cellular Respiration
Environment
Photosynthesis
Thermophiles
“Cold-Blooded” organisms have cold-blood…
True
Falseo
“Cold-Blooded” organisms are…
Ectotherms
Endotherms
Where do ectotherms get their body heat from?
Cellular Respiration
Environment
Photosynthesis
Thermophiles
Assuming the same size of organisms, at cooler temperatures, who would have a higher O2 consumption?
Ectotherms
Endotherms
The smaller the organism, the ____ the metabolic rate.
Higher
Lower
Net gain of energy by organism causes…
Decay & Energy Storage
Gain of Mass & Death
Growth & Energy Storage
Loss of Mass & Death
Net loss of energy results in…
Decay & Energy Storage
Gain of Mass & Death
Growth & Energy Storage
Loss of Mass & Death
What property of water allows for cooling from sweat?
Adhesion
Cohesion
High Heat of vaporization
Less dense as solid
Goosebumps are a vestigial structure to keep warm.
True
False
A reduction in ___ would cause a decrease in entire chain.
Decomposer
Primary Consumer
Primary Producer
Sunlight
When you control producer level, what type of model does this describe?
Bottom-Up Model
Top-Down Model
What are all secondary consumers?
Carnivores
Decomposer
Herbivore
Producer
Where do photosynthetic organisms get most of their energy?
Inorganic molecules
Moonlight
Organic molecules
Sunlight
Where do chemosynthetic organisms get most of their energy?
Inorganic molecules
Moonlight
Organic molecules
Sunlight
What can heterotrophs not metabolize for energy?
Carbohydrates
Lipids
Nucleic Acids
Proteins
Which stores the most energy per molecule?
Carbohydrates
Lipids
Nucleic Acids
Proteins
Fun Fact: Where do lipids enter cellular respiration pathway?
Glycolysis
Krebs Cycle
Electron Transport
Chemiosmosis
What is an endotherm?
Organism generates heat by metabolism
Organism generates heat by basking in sun
Organism that releases heat
Organism that absorbs heat
What is an ectotherm?
Organism that generates heat by performing metabolism
Organism that uses external sources of heat
Organism that releases heat to warm the organism
Organism that absorbs heat to cool the organism
Which organism requires more food at the same temperature?
Ectotherm
Endotherm
Which organism consumes more oxygen at cooler temperatures?
Ectotherm
Endotherm
How does metabolic rate compare to size of organism?
Smaller the organism, the higher the metabolic rate
Larger the organism, the higher the metabolic rate
If a secondary consumer population decreases, what would happen to the producers?
Decrease
Increase
Stay the Same
What is an autotroph?
Produces its own food stored in organic compounds
Produces its own energy from metabolic reactions
Produces its own ATP from feeding on lower trophics levels
Produces its own light energy from chemical reactions
How does chemoautotroph differ from photoautotroph?
Chemoautotroph makes food from sunlight
Photoautotroph makes the food from sunlight (solar energy)
Chemoautotroph makes the food with decomposing detritus
Photoautotroph makes the food from decomposing detritus
Oxygen is required by the photosynthesis process
True
False
Plants require oxygen.
True
False
Plants have a mitochondria.
True
False
What is a heterotroph?
Organism that must consume organic molecules for light.
Organism that breaks down organic molecules for energy.
