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Where does the food chain START?
with consumers that eat grass
with the sun giving energy to producers
with the sun giving energy to consumers
with consumers eating other consumers
Which of the following are factors that could cause extinction?
Destruction of animals' habitat
Increased human population (more people)
ALL of the above could cause extinction
Breaks down and feeds on the remains of other organisms
Which is not an element of biodiversity?
An oak tree is a/an...
Biomes have which of the following in common? (You can choose more than one)
Which symbiotic relationship is when one organism benefits and the other is not impacted (positively or negatively)?
Which of the following is not part of the classification community?