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Ch.14 test
Ch.14 test Study Guide
| Question | Answer |
|---|---|
| In a multualistic relationship between 2 species, what role does co-evolution play? | Both adapt to the needs of the other so each benefits. |
| What environmental factor would have the greatest impact on the carrying capacity of the large herbivores in an ecosytem? | The amount of vegetation |
| You plant a rose bush i a pot and give it plenty of sun, water and fertilizer but they don't grow as tall or healthy as you neighbor's roses that are planted in her yard.What is probably the limiting factor for your tomato plants? | Space |
| Animals that live in herds protect one another from predators.How is this relationship among herding animals descibed? | Cooperation |
| When 2 organisms need the same resources, and one organism prevents the other from getting them, what type of relationship is this? | Competition |
| If an organism immigrates to an area, and a native organisms population from that area starts to decline, what is the most likely cause? | Non-native organisms will upset the balance of the ecosystem |
| What is the most likely outcome if a population grows larger than the carrying capacity? | Their death rate will increase |
| Describe a population: | A group of the same species,in the same place and same time |
| Rank these levels of organization( Biome , Ecosytem, Community, Organsim, Biosphere, population ) from least to most inclusive: | Organism, population, Community, Ecosystem, Biome, Biosphere |
| How might the following adaptations of a predator when hunting affect change in it prey? | Sharp claws-Shell Keen eyesight-Camouflage |
| When analyzing a graph of population data, how can you tell when a population has reached carrying capacity? | When the curve levels off |
| How would a threat to symbiotic relationships in an ecosystem, such as predators and prey or plants and pollinators, affect the ecosystem? | The overall biodiversity will decrease |
| What would a ecological community include? | Populations of several interacting species |
| Bacteria thrive in our gut getting a nice place to live and plenty of food.They help us produce some vitamins, communicate with our immune system and help provide overall digestive health. What type of relationship exists between humans and gut bacteria? | Mutualism |
| What are Biotic factors in an ecosystem. | Animals,algae,Protist,bacteria,fungi,plants |
| How are coral snakes and the king snakes examples of coevolution? | The defenseless snake was selectively favored by mimicking the snake that can defend themselves. |
Created by:
MaggieMae09
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