Food Chains & Energy
The first organism in a food chain is always a ____.
Producer
Main source of energy for autotrophs?
The sun
What skill is used when listening to whale sounds?
Making observations
Vultures are what type of feeder?
Scavengers
What is an inference?
A conclusion based on evidence
What is the ultimate source of energy for living things?
The Sun
Two reactants of photosynthesis
Water and Carbon dioxide
What is the independent variable in parachute size experiment?
Parachute size
Bird cleaning crocodile teeth is what relationship?
Mutualism
Bear seen near destroyed hive—inference?
Bear destroyed hive
A bird that eats a caterpillar is what type of consumer?
Secondary consumer
Major product of photosynthesis
Oxygen
What should you do if data does not support your hypothesis?
Revise hypothesis/test again
Hawk and rabbit relationship?
Predator-prey
Zion is seen standing on top of Mrs. Fifer's table.
Zion is in BIG trouble with Mrs. Fifer
Why would a fish population decrease?
Fish are caught faster than they breed
Why are there no plants in deep water?
No light
Define scientific inquiry.
Ways scientists study and gather information
Biotic factor example?
Insects, trees, etc
Candy sales doubled in December.
The holiday season, people buying gifts, etc.
What advantage does a food web have over a food chain?
Shows organisms playing several roles
Most energy in an energy pyramid is at what level?
Producer level
Wet canoeers—what inference can you make?
Their canoe tipped over
Two abiotic factors?
Soil and water, air and rocks, etc
If we notice the graph of hot dog sales, and we see that they decreased over time, what conclusion can we make?
People don't like hot dogs, etc.