Biotic and Abiotic Factors: QUESTIONS!! (: – Flashcards
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Which of the following is an example of competition between populations?
a) black walnut trees release a chemical into the soil that prevents other types of plants from growing
b) older maple trees block light from reaching maple saplings
c) male sea lions fights each other for territory and mates
d) eagles hunt small birds for food
answer
a) black walnut trees release a chemical into the soil that prevents other types of plants from growing
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Which of the following is an abiotic factor?
a) insect pollinators
b) weeds
c) soil temperature
d) number of seed-producing plants
answer
c) soil temperature
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What is the term for the physical components of an environment, such as wind, temperature, and soil?
a) biotic factors
b) abiotic factors
c) ecosystems
d) niche
answer
b) abiotic factors
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Which abiotic factor could provide shelter to wildlife?
a) a forest
b) a shrub
c) a bridge
d) a field of corn
answer
c) a bridge
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Why do male prairie chickens puff themselves up and display their brightly colored throats?
a) they are trying to attract predators
b) they are competing for mates
c) they are cooperating to find food
d) they are in a symbiotic relationship
answer
b) they are competing for mates
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Which is a biotic factor that organisms from different species would not compete for?
a) prey
b) soil nutrients
c) mates
d) shelter
answer
c) mates
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Name three abiotic factors.
answer
rocks, soil nutrients, water
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Name three biotic factors.
answer
food sources, shelter, mates
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How do flowers and their pollinators rely on each other?
answer
the pollinator for food and the flower for reproduction
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How do organism and populations depend on abiotic factors such as rock or sand?
answer
for shelter or as a surface to grow on
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What biotic factors do animals compete for?
answer
prey and mates
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What abiotic factors do plants compete for?
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sunlight, space, water, and soil nutrients
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How do populations compete for biotic and abiotic factors?
answer
The member of one species might compete with the members of another species for limited resources.
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What would be the reason of a wolf chasing way or fighting with a coyote?
answer
they prey on the same animals
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What can happen if an individual from a population is removed?
answer
it can cause a loss of genetic traits unique to that individual that will be lost from the population
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What is it called when both species benefit?
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mutualism
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What is it called when one species benefits while the other one is harmed?
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parasitism
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What is it called when one species benefits while the other one is unaffected?
answer
commensalism
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Which describes a population depending on an abiotic factor?
A) A bean plant does not grow well because it is planted where there are many weedy plants.
B) Coral reef organisms carry out photosynthesis using the sunlight that passes through the clear water above. C) Squirrels eat eggs from a bird's nest.
D) A hawk preys on a mouse.
answer
B) Coral reef organisms carry out photosynthesis using the sunlight that passes through the clear water above.
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