Ecology Review: Question Preview (ID: 7168)

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What abiotic factors determine a biome?
a) Precipation and Temperature
b) Plants and Animals
c) Where it is located in the world
d) Animals and Humans that live there

Why do Cacti live in the desert and not the Tundra
a) Cacti need little water and high temperatures and that is common in the desert
b) Animals in the Tundra would eat all the cacti
c) Humans havent tried planting cacti in the Tundra, but they would live there as well
d) The desert need cacti in order to have a working ecosystem

Which of the following would be at the beginning of a food chain or food web
a) Producer
b) Consumer
c) Decomposer
d) Scavenger

Where is there the least energy in a food chain
a) At the top with the tertiary consumer
b) At the bottom with the producers
c) Near the bottom with the primary consumers
d) Near the top with the secondary consumers

What happens to the number of prey in a ecosystem when the number of predators increases
a) The number of prey decrease
b) The number of predators will decrease
c) The number of prey does not change
d) The number of prey increase

What happens to the number of predators in an ecosystem when the number of prey increases?
a) The number for predators increases
b) The number of prey decreases
c) The number of predators does not change
d) The number of predators decreases

Which animal would be considered a producer
a) Grass
b) Hawk
c) Deer
d) Bacteria

The roots of a mistletoe plant absorb nutrients from living oak trees, causing some damage to the tissues of the trees. What type of symbiotic relationship is this?
a) Parasitism
b) Mutualism
c) Commensalism
d) Predator Prey

Cattle Egrets(bird) walks behind cattle eating insects that are stirred up by the cattle. The bird gets easy food and the cattle is unaffected. Name the Symbiotic relationship
a) Commensalism
b) Parasitism
c) Mutualism
d) Predator Prey

A bird eats fruit(with seeds) of a cactus. The bird get food and the cactis seeds are spread when the bird goes to the bathroom. Name the symbiotic relationship
a) Mutualism
b) Commensalism
c) Parasitism
d) Predator Prey

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