Interactions in Communities Review Slide Set Small birds

Interactions in Communities Review Slide Set

• Small birds called Egyptian plovers sometimes get their food by picking it off the hides of crocodiles. For this reason, they are also known as crocodile birds. Which kind of relationship do crocodiles and Egyptian plovers have? • A. mutualism • B. parasitism • C. predator-prey • D. commensalism

• . Which of the following is not a resource that two birds living in the same tree would likely compete for? • A. oxygen in the air to breathe • B. other birds with which to mate • C. twigs with which to build a nest • D. seeds growing on the tree to eat

• Which of the following describes the most likely reason that a group of predators of the same species would cooperate? • A. to secure a mate • B. to claim a limited resource • C. to kill a larger animal for food • D. to defend each other from attack

• . Which of the following describes the relationship between a hermit crab and the mollusk that previously lived in the hermit crab’s shell? • A. parasitism • B. mutualism • C. commensalism • D. predator and prey

• . Which of the following is a resource for which two trees growing next to each other in a forest would most likely compete? • A. nutrients in the soil • B. carbon dioxide in the air • C. bark-eating animals that live nearby • D. timber that humans can use for fuel

• What causes competition to occur in an environment? • A. Good conditions make resources plentiful. • B. Organisms struggle for a limited resource. • C. Members of a population have different roles. • D. A population falls below the environment’s carrying capacity.

• A small fish called a cleaner wrasse darts in and out of a larger fish’s mouth, removing and eating parasites and dead tissue. Which term best describes the relationship between the cleaner wrasse and the large fish? • A. mutualism C. parasitism • B. commensalisms D. competition

• A small fish called a cleaner wrasse darts in and out of a larger fish’s mouth, removing and eating parasites and dead tissue. Which term best describes the relationship between the cleaner wrasse and the large fish? • A. mutualism. C. parasitism • B. commensalisms D. competition

• Bees have a society in which different members have different responsibilities. The interaction among bees is an example of what type of behavior? • A. cooperation C. consumerism • B. competition D. commensalism

• Which of the following is the most likely reason that a population might crash? • A. The competition for the same resource suddenly drops. • B. The number of prey suddenly increases. • C. The number of predators suddenly decreases. • D. The carrying capacity of the environment suddenly drops.

• Which of these statements best explains why trees in a forest do not grow very close to one another? • A. Their seeds blow away from them. • B. Deer eat the newly sprouted seedlings. • C. Trees are harvested by lumber companies. • D. Trees compete for resources directly around them.

• • • Hermit crabs and anemones have a mutualistic relationship. Which of these statements best describes how they interact? A. Hermit crabs and anemones live in the same ecosystem and can eat similar organisms. B. Anemones can move on their own by using their tentacles and pedal disk. The pedal disk is on the side of the anemone that is opposite its mouth. C. Anemones cannot move very quickly, but they can sting predators. When an anemone is riding on a hermit crab’s shell, the anemone protects the crab from predators. D. When a hermit crab grows too big for a shell, it moves to a larger shell. If an anemone has attached itself to the old shell, the hermit crab will move the anemone to its new shell.

• A spider hides in an orchid flower. It captures and eats insects as they enter the flower. How could this be an example of mutualism? • A. if the spider is also eating part of the flower • B. if the spider’s actions do not affect the orchid plant • C. if the insects that the spider captures are harming the flower • D. if the insects that the spider captures are pollinating the flower

• What is one way that cooperation helps lions to survive? • A. They hunt in a group to increase their likelihood of catching prey. • B. They all have a tan color that helps them blend into their environment. • C. They eat a variety of prey, including zebras, buffaloes, and wildebeest. • D. They live in prides of five to ten adult females and their young, and one or two adult males.

• A spider hides in an orchid flower. It captures and eats insects as they enter the flower. How could this be an example of mutualism? • A. if the spider is also eating part of the flower • B. if the spider’s actions do not affect the orchid plant • C. if the insects that the spider captures are harming the flower • D. if the insects that the spider captures are pollinating the flower

Immigrant is A. Moving from a unfriendly environment B. Moving into a friendly environment C. Staying in the same environment D. Moving in and out of an environment

Symbiosis is A. Mutualism B. Commensalism C. Parasitism D. All of the above

Parasitism includes A. A host B. Mutualism C. Competition D. Ultimate death

How does commensalism differ form mutualism? A. They are the same B. They include a host and a parasite C. Commensalism helps one species and mutualism helps two species D. Mutualism helps one species and commensalism helps two.

The population of lions grows too large to share their current territory. What will be the effect? A. Males will fight for females B. Females will be forced to hunt more often. C. There will be more competition for food and shelter. D. Diets will have to change.

How might an insects appearance help keep it from being prey? A. It is able to hide more easily B. It can hide its legs and eyes to stay hidden. C. It must be able to dig itself into trees and form a mutualistic relationship D. Insects appearing like its surroundings, like a leaf, could keep its predator from eating it.

Lions hunt down antelope. If most of the antelope are killed A. The lion population will increase. B. The antelope will emigrate to another ecosystem. C. More antelope will immigrate to this environment. D. The lions will have less to eat and their population will decrease.

Symbiosis is A. Lives living together. B. Made up of two different types of relationships C. Made up of many organisms in many biomes. D. Only when both organisms in a relationship benefit.

How does commensalism differ from mutualism? A. Commensalism benefits both species B. Mutualism benefits only the host. C. Commensalism only helps one of two species. D. Mutualism benefits only the predator.

There are more male hyenas in a population than female hyenas. What effect will this have on the reproductive process? A. Males will try to mate with a limited female population causing fewer males due to dominance by certain males. B. More females will be born. C. Less breeding will happen. D. More males will be born to replace those who have died off.

Elephants dominate a watering hole in Kenya so that it dries up. What will be the result in the community? A. Elephants will die off. B. Less dominate organisms such as zebras will either die or move to another ecosystem. C. More dominate organisms than the elephant will take over the community. D. All less dominate organisms will die.

Predators eat A. Other predators B. Only herbivores C. Prey D. Carnivores

A tick could get its nourishment from A. A plant. B. A fish C. A dog D. The bacteria in the soil

All organisms is an ecosystem compete for A. food and water. B. Food, air, and shelter C. Food, air, shelter, and reproduction D. Food, shelter, reproduction, and water

A long-term relationship between two different species within a community is called A. Mutualism B. Commensalism C. Symbiosis D. Parasitism

What is the relationship between the size of a predator population and the size of a prey population? A. As the predator population grows, the prey population gets smaller. B. As the predator population grows, the prey population gets larger. C. As the prey population grows, the predator population gets smaller. D. As the prey population grows, the predator population stays the same.

Think of a resource, and predict what happens to the resource when competition for it increases. A. When the resource decreases, then competitors for the resource increases. B. When the resource increases, then competitors for the resource increases. C. When the resource increases, then competitors for the resource decreases. D. When the resource decreases, then competitors for the resource decreases.

Competition occurs A. When organisms fight for the same unlimited resources. B. When organisms fight for many resources. C. When organisms fight for the same resource. D. When organisms fight for the unlimited food.

Bees pollinating flowers is an example of A. Parasitism B. Commensalism C. Mutualism D. Competition

Tickbirds eat ticks and flies on rhinoceros. This behavior helps the rhino. The ticks and flies are A. Beneficial to the rhino. B. Parasites to the tickbirds. C. Parasites to the rhino D. Competing for food on the tickbirds.

Commensalism A. Benefits both organisms. B. Benefits one organism at the expense of the other. C. Benefits the predator but not the prey. D. One organism benefits while the other is unaffected.