Where do plants get their energy from?
The sun
Where do marine mammals get their oxygen from?
The surface
What is a population?
A group of one species in a single area
A successful ecosystem needs
Different kinds of plans and animals
What is the main, negative way humanity impacts the environment?
Pollution
What gas turned the detection liquid orange?
Carbon Dioxide
What keeps most marine mammals warm in the water?
Blubber or fat
What helps keep populations in check?
Competition
Biodiversity means...
All types of living things
What happens if you remove one organism from an ecosystem?
The balance is destroyed
Animals that eat only plants are called
Herbivores
How do whales and dolphins communicate?
Sounds (clicks, calls, echoes, etc.)
What is a parasite?
A living thing that lives off other living things.
This is the largest ecosystem in the world
The ocean
Why is fertilizer harmful to the environment?
It has nitrogen in it
How do marine mammals, like seals, get water from saltwater?
Their blubber helps filter fresh water.
How do marine mammals, like seals, get water from saltwater?
Their blubber helps filter saltwater.
What is a habitat?
Where a population lives
Penicillin is made from this
Mold
This word refers to fungi that help break matter down in the environment
Decomposers
What are the plant cells that handle photosynthesis?
Chloroplasts
Why are oil spills so dangerous for marine mammals?
The oil makes it harder for them to swim and breathe underwater.
What is an endangered species?
A species whose population is at risk and could go extinct
This is the term for nonliving things in an ecosystem
Abiotic
What phenomenon influences extreme weather and is believed to be made worse by humans?
Global Warming