Energy Flow in Eco
Cycles of Matter
Catch Phrase
Biomes
100
Name the organism that makes its own food.
Producer
100
What gas do producers release back into the ecosystem to help plants and animals survive?
Oxygen
100
Food Web
Many overlapping food chains in an ecosystem.
100
This is a group of ecosystems with similar climates and organisms.
Biome
200
A red fox that eats a grasshopper that eats dandelions, the red fox is a (Must include level)
Second-level consumer
200
If you were to draw the water cycle, what shape or form would your model make?
Linear with stops and starts
200
Precipitation
Heavy droplets fall to the Earth's surface as rain, snow, and hail.
200
What type of ecosystem would you find a stream, river, pond, or lake?
Freshwater ecosystem
300
Hyaenas are carnivores, however they feed on bodies of dead organisms, which is called a
Scavenger
300
What is the process in which liquid absorbs energy from the sun and changes into a gas?
Evaporation
300
Estuary
Where the freshwater of a river meets the salt water of the ocean.
300
What are the four abiotic factors that affect all aquatic ecosystems?
sunlight, temperature, oxygen, and salt content
400
What are the names of the three energy roles in an ecosystem?
producer, consumer, decomposer
400
Describe the function of the water cycle.
Explanations will vary. Must include. Moves from Earth's surface to the atmosphere and back. Does not move from in a circular motion. The three processes include evaporation, condensation, and precipitation.
400
Condensation
Cooled vapor turns back into tiny droplets of liquid, gas changes back into a liquid.
400
Name two zones you find in the marine ecosystem.
Interidal zone and neritic zone
500
Why are decomposers essential to the ecosystem?
Explanations will vary. Must include... Break down biotic waste and dead organisms Return organic matter/raw material to ecosystem Nature's recyclers Return molecules to the environment (carbon, nitrogen)
500
What kinds of organisms return nitrogen compounds to the soil?
Bacteria and other decomposers
500
Biome Climate
Must include... Climate of an area determines its biome. It determines the average annual temperature and amount of precipitation. Climate limits species of plants that can grow in a biome.
500
Describe the desert biome?
Receives less the 25 cm of rain each year (some of the driest deserts receive 0 cm) and experiences extreme temperature shifts throughout the day.
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