Interactions in an Ecosystem

Multiple Choice

a living thing in an ecosystem, such as a plant, an animal, or a bacterium

• Abiotic factor

• Biotic factor

• Niche

• Food Web

Multiple Choice

the effects on the ecosystem that are a result of the nonliving parts of that ecosystem

• Abiotic Factors

• Biotic Factors

• Consumers

• Producers

Multiple Choice

the path that energy and nutrients follow in an ecosystem

• Food Chain

• Abiotic Factors

• Food Web

• Biotic Factors

Multiple Choice

the overlapping food chains in an ecosystem

• Ecosystem

• Population

• Food Web

• Species

Multiple Choice

Similar organisms that can reproduce with each other are considered to be members of the same _______________.

• community

• species

• biosphere

• ecosystem

Reorder

Reorder the following from least to greatest (from left to right).

• organism

• population

• community

• ecosystem

• biome

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

​

Multiple Choice

the role of an organism in an ecosystem

• Cache

• Biotic

• Niche

• Energy

Multiple Choice

Which term refers to the place where an organism obtains everything they need to survive?

• biosphere
• habitat
• niche
• ecology

Multiple Choice

Which term refers to the job an organism plays within its environment?

• biosphere
• ecology
• habitat
• niche

Multiple Choice

An inherited trait that helps those organisms that have it to survive

• niche
• structure
• characteristic
• adaptation

Multiple Choice

Coloring or another physical characteristic that help an organism blend in with its environment

• mimicry
• camouflage
• hibernation
• migration

Multiple Choice

The Bald Eagle has __________.

• keen eyesight
• sharp talons
• sharp beak
• all of the above

Multiple Choice

A trait that helps a living thing survive.

• instinct
• mimicry
• camouflage
• adaptation

Multiple Choice

A giraffe has a long neck in order to better reach leaves to eat.  This is an example of _____. 

• an adaptation
• environment
• response
• stimulus

Multiple Choice

How do adaptations help animals?

• To escape animals
• to hunt for food
• to survive in their habitats
• All of these are correct

Multiple Choice

1. What is an adaptation?

• A feature or behavior that helps an animal survie.
• The food that an animal eats.
• How energy moves in a food web.

Multiple Choice

Which of the following symbiotic relationships is considered parasitic?

• Ticks feeding on a dog
• Bees transporting pollen from flowers
• Pilotfish swimming under sharks
• Birds eating the insects fromo the back of hippo

Multiple Choice

Maria and her classmates are observing animals at the pond. They notice that wood storks and ibisies both feed on fish. Which of these describes the relationship between these two birds.

• Parasitism
• Competition
• Predator and prey
• Producer and consumer

Multiple Choice

Which of these describes a mutually beneficial relationship between two organisms?

• A dog with worms in its intestine
• A turtle and a snail that both eat grass live in a river
• A honeybee pollinating a plant and receiving nectar for food
• A small fish attached to a shark, eating tiny pieces of the shark's food as it floats

Multiple Choice

Which pair of organisms listed below are competitors for the same natural resources?

• Ticks and dogs
• Lions and leopards
• Honeybees and flowers
• Salmon and brown bears

Multiple Choice

After walking through a field, you find a tick attached to your leg. What is the tick's relationship to you?

• Predator
• Decomposer
• Producer
• Prey

Multiple Choice

Which of the examples below can BEST be described as mutualism between animals?

• A tapeworm lives in the intestine of a bird and consumes the food that the bird has eaten
• Mountain lions and wolves fight each other for the same deer
• A bird eats parasites off a rhinoceros while the rhinoceros provides protection to the bird
• Rats live in the garbage dump of a town and rarely interact with people

Multiple Choice

An organism that is killed and eaten by another organism

• Predator
• Prey
• Parasite
• Host

Multiple Choice

Occurs when 2 or more organism use the same resource

• Competition
• Mutualism
• Commensalism
• Parasitism

Multiple Choice

A close long term association between 2 or more species

• Mutualism
• Commensalism
• Symbiosis
• Parasitism

Multiple Choice

Relationship where one organism benefits and the other is neither harmed nor helped

• Commensalism
• Parasitism
• Mutualism
• Competition

Multiple Choice

An organism where one organism benefits and another is harmed

• Commensalism
• Parasitism
• Mutualism
• Competition

Multiple Choice

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

Multiple Choice

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

Multiple Choice

A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

Multiple Choice

What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  

• commensalism
• mutualism
• parasitism
• predation

Multiple Choice

Which symbols best describe parasitism?

• +,+
• +,-
• +,0
• -,0

Multiple Choice

When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess
• parasite, host
• host, parasite
• prey, predator