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- 1. Multiple ChoiceWhich is an example of an abiotic factor in a
pond environment?The waterA frogA grasshopperA snake - 2. Multiple ChoiceWhich is an example of a biotic factor that would limit the size of a deer herd?Populations of predatorsSevere summer droughtsLack of oxygen at high altitudesHeavy winter snowfalls
- 3. Multiple ChoiceWhich is a biotic factor that affects the size of a population in the specific ecosystem?Average temperature of the ecosystemNumber and kinds of soil minerals in the
ecosystemNumber and kinds of predators in the
ecosystemConcentration of oxygen in the ecosystem - 4. Multiple ChoiceIn a forest ecosystem, the abiotic factors include...Light, temperature, and plantsAnimals, water, and soilMinerals, oxygen, and protistsWater, soil, and temperature
- 5. Multiple ChoiceWhich is a biotic factor operating within an
ecosystem?Type of climate in a given regionCarnivores that consume other animalsAmount of helium gas in the airRate of flow of water in a river - 6. Multiple ChoiceWhich event illustrates the interaction of an abiotic factor with a biotic factor in the environment?Lamprey eel survives by parasitizing trout.Temperature of water affects its oxygen level.Low light intensity of the forest affects the growth of pine trees.Gypsy moth caterpillar eats the leaves of an
apple tree. - 7. Multiple ChoiceAn abioitic factor affecting the behavior survival of such organisms as robins and violets is the ...Population of rabbits.Length of daylight.Presence of harmful bacteria.Number of herbivores.
- 8. Multiple ChoiceWhich is an example of a changing biotic factor in an ecosystem?Seasonal changes in temperature.Increase in sunlight during the summer.Seasonal migration of birds.Increase in the usual amount of winter snowfall.
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