Life Science Review: Question Preview (ID: 28252)

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The type of symbiotic relationship where both organisms benefit
a) competition
b) predation
c) commensalism
d) mutualism

Which is an example of ciommensalism
a) acacia trees and stinging ants
b) hummingbirds and flowers
c) impalas and oxpeckers
d) remoras and sharks

The struggle between organisms to survive in a habitat with limited resources is called
a) predation
b) competition
c) mutualism
d) commensalism

Which of the following might restrict the growth of a population
a) mild winters
b) increased predation
c) increased numbers of prey
d) ample rainfall

The largest population an area can support
a) carrying capacity
b) population density
c) emigration rate
d) immigration rate

Which of the following is an example of a community?
a) pine cones in a forest
b) ticks, fleas, mites, and fungi on a dog
c) cats and dogs in a neighborhood
d) snails in an aquarium

Which is an abiotic factor in an ecosystem?
a) grass
b) soil
c) bacteria
d) fungi

All of the biotic and abiotic factors that interact in a particular are make up a(n)
a) species
b) population
c) community
d) ecosystem

Rain forests, grasslands, deserts, and the tundra are all examples of
a) biomes
b) communities
c) organisms
d) populations

A prairie dog lives in a grassy habitat. Which of the prairie dog's need do the grasses meet?
a) water
b) protection from predators
c) food
d) oxygen

A close relationship between two species that benefits at least one of the species is called
a) competition
b) symbiosis
c) succession
d) adaptation

In parasitism, the organism that the parasite lives in or on is called what?
a) consumer
b) host
c) predator
d) resource

Which of the following is an example of a predator adaptation?
a) protective covering
b) mimicry
c) poisonous tentacles
d) false coloring

An environmental factor, such as food or space, that causes a population to stop growing or decrease in size
a) ecosystem factor
b) limiting factor
c) non-limiting factor
d) population factor

Which of the following is a biotic factor?
a) air
b) deer
c) soil
d) water

Which of these is an example of a population
a) raccoons in a neighborhood
b) ticks and fleas on a dog
c) shells in a seashell collection
d) algae, snails, and fish in an aquarium

An organism's habitat provides
a) food and water only
b) water only
c) shelter and food only
d) food, water, and shelter

The type of symbiotic relationship where one species benefits and the other is harmed
a) mutualism
b) parasitism
c) competition
d) predator

Which characteristic is shared by both parasites and predators?
a) they both live inside their host
b) they both attack a living food source
c) they both feed on decomposing plants
d) they both capture and kill animals

Which land biome is extremely cold and dry?
a) rainforest
b) tundra
c) grassland
d) mountains

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