Which natural resource is limited on the rain forest floor and in the depths of the ocean limiting the number of producers able to grow there?
What is the sun.
100
The sun shines on a field of wheat. Which type of heat transfer is illustrated?
What is radiation.
100
Anything that can harm organisms when too much of it is released into the environment.
What is a pollutant?
100
How might a chemical fertilizer sprayed on a field miles inland enter the ocean waters?
What is rain could carry the chemicals to the local water source which will empty into the ocean.
200
What natural resource causes the greatest amount of competition in the desert?
What is water?
200
How does a plant rely on a bird to increase its population?
What is through spreading seeds or seed dispersal.
200
Warm air rises lifting a hot air balloon high into the sky. Which type of heat transfer is illustrated?
What is convection.
200
What do we call the feeding relationship between all members of an ecosystem, usually illustrated in a diagram?
What is a food web?
200
If fertilizer enters the ocean, too much algae might grow causing an algal bloom. How does this affect the producers at lower levels in the water?
What is the algae blocks the sunlight preventing other producers from growing?
300
This ecosystem is defined as bodies of water found where fresh water rivers meet the salt water of the oceans.
What are estuaries?
300
How does a lion rely on dung beetles in order to survive?
What is the decomposers replenish the soil's nutrients which allow plants to grow and support consumers which the lion will eat.
300
Ice cubes melt in my hand. Which type of heat transfer is illustrated?
What is conduction.
300
What do we call the process in which producers use carbon dioxide and sunlight to produce food.
What is photosynthesis?
300
How might polluted smoke from a factory cause acid rain to fall on a field miles away?
What is the smoke combines with water vapor to form clouds which are moved by the wind?
400
This ecosystem has the greatest amount of biodiversity.
What is the rain forest?
400
How do secondary consumers rely on primary producers?
What is primary producers are eaten by primary consumers which are eaten by secondary consumers.
400
A diagram includes arrows that indicate a cycle. Which type of heat transfer is illustrated?
What is convection.
400
What do we call a helpful relationship between two organisms living in close proximity?
What is symbiosis?
400
Road salt keeps the roads safe for travel. How might it affect nearby marine organisms?
What is it is washed into waterways causing the salinity to increase changing the marine organisms' environment.
500
Prey animals in this biome have adapted to hot days, cold nights, and having few trees to hide in.
What is the desert.
500
How might pesticide use affect tertiary consumers?
What is pesticide can reduce the number of primary consumers which will reduce the food source for secondary consumers which will reduce the food source for tertiary consumers. (answers may vary)
500
I roast marshmallows over a campfire. Which type of heat transfer is illustrated?
What is radiation.
500
What do we call the specific role an organism plays in its ecosystem?
What is a niche?
500
If I want to run an experiment on acid rain, should I use a solution with a very low or a very high pH? Why?
What is low because as numbers decrease from 7 a higher acidity is indicated?