Ecology 2

What is an heterotroph? 

• An organism that can produce its own form of energy (via the Sun) 
• An organism that consumes only plants for energy
• Various organisms that consume other organisms for energy
• An organism that decomposes other organisms 

What are the plants in this picture? 

• Heterotrophs 
• Autotrophs
• Carnivores 
• Herbivores 

Different populations living and interacting with each other in the same area

• Biome
• Ecosystem
• Community
• Niche

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Organisms that look similar and can produce fertile offspring

• Species
• Fish
• Community
• Trees

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The non-living part of an ecosystem

• Ocean
• Lava Flow
• Birds
• Abiotic

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The study of how living things interact with one another and with their environment.

• Biology
• Lithology
• Ecology
• Farmacology

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In this food web, what is the grasshopper?

• producer
• tertiary consumer
• secondary consumer
• primary consumer

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What is commensalism?

• a symbiosis where one species is helped and the other is harmed
• a symbiosis where one species is helped and the other is neither helped nor harmed
• a symbiosis where both species are helped
• a symbiosis between 2 or more organisms

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

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An animal that is hunted and eaten for food is a 

• predator
• prey