Earth's Spheres
What are the 4 spheres of the Earth?
Geosphere, Hydrosphere, Atmosphere, and Biosphere
Are humans producers or consumers?
Consumers
When water vapor cools and forms clouds, what is that process called?
Condensation
What is the difference between a herbivore and an omnivore?
Herbivore eats only plants, an omnivore eats plants and meat.
What does the word "biodiversity" mean?
The variety of all living things in a particular area.
The frozen part of the Earth system, including all forms of snow, ice and permafrost.
Cryosphere
What is an animal that only eats other animals?
Eagle, Fox, Coyote
What process moves water from oceans, lakes, and rivers into the atmosphere?
The water cycle
Are producers also called "autotrophs" or "heterotrophs"?
Autotrophs
Name one negative effect of pollution from factories entering a nearby river.
Kills aquatic life OR Poison
If the atmosphere gets more polluted, how could that affect the hydrosphere?
Pollution in the air can lead to acid rain, harming rivers, lakes, and oceans
What would happen if there were no decomposers in an ecosystem?
Dead plants and animals would pile up, and nutrients wouldn't return to the soil.
Why do plants need phosphorus from the soil?
Phosphorus helps plants grow and make energy.
Only __% of the energy from one trophic level is transferred to the next.
10%
List 3 solutions to Human Impacts you know.
Deforestation, Loss of biodiversity, and Pollution
If people cut down too many trees, what might happen to the atmosphere?
Less oxygen and more carbon dioxide in the air
If a new predator enters an ecosystem, how might that change the food chain?
It could eat too much prey, reducing food for other animals. OR Unbalances it.
If farmers take too many nutrients from the soil, what could happen to future crops?
Crops may grow weaker or not produce as much food.
Create a sequence that describes the flow of energy in an ecosystem.
Sun-> Plant-> Herbivore-> Carnivore
“A significant consequence of human activities like burning fossil fuels” Is which human impact?
Climate Change