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Quizzes

1. Why is Maximum Sustainable Yield (MSY) so difficult to measure?→Carrying capacity is hard to determine.
2. Competitive interactions can have which of the following results?→Primary succession
3. An aphid eats a plant. A ladybug eats the aphid. A bird eats the ladybug. A cat eats the bird. In this food chain, how would we classify the cat?→Quaternary consumer
4. A niche is best described as→the first and third choices.
5. Most of the carbon in the world is found in the atmosphere and is bonded to→oxygen.
6. An example of mutualism is→lice that receives nutrients from a dog.
7. When two species have overlapping niches, the first thing to occur is→competition.
8. If the producers in a community convert 10,000 calories from the Sun into biomass, how many of these calories will reach the tertiary consumers?𔾵,000
9. In the 1800s, a catastrophic volcanic eruption occurred on the island of Krakatoa, destroying all life. Ecologically, what happened first after the eruption?→Small fungi and lichens began to grow.
10. An age pyramid for a particular country has a large base and tapers to a point at the top. The country is likely→developing.
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