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Ch 21 L 3 Questions

chapter 21 lesson 3 questions

QuestionAnswer
8. What could happen to a population of ants if anteaters, the predator of the ants, dissapered? The population of ants would grow because its death rate would be much lower.
9. Decide which type of symbiosis this is (P.765) It is a type of symbiosis called mutualism.
7. Identify the type of diagram shown below (P.765) and what it means. It is a food chain and it means the mouse eats corn, the snake eats the mouse, and the hawk eats the snake.
6. Write three types of symbiosis and details about them Mutualism- benefits both organisms Commensalism- benefits one organism but does not benefit or harm the other Parasitism- benefits on organism but harms the other
5. A shrimp removes and eats the parasites from the gills of a fish. The fish is healthier because the parasites are removed. The type of symbiosis is? D. Parasitism
4. Compare and contrast predator-prey relationships and cooperative relationships While a predator-prey relationship is when one organism hunts and kills another, a cooperative relationship is when organisms work together to survive.
3. Explain how energy from the sun flows through a rainforest community The sun's energy is used by the plants in the rainforest, which are then eaten by herbivores, which are then eaten by carnivores, which die and bacteria eat them and give back to the Earth.
2. Distinguish between producer and consumer A producer is an organism who makes there own food, while a consumer is an organism who has to find its food.
1. Define symbiosis A physical relationship between two species that usually involves an exchange of food and energy.
Created by: AnEpicWinner
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