Quiz about Honors Ecology

Question 1

A population is...

Accepted Answer

A group of one species in one area

Answer

Multiple species that live in one area

Answer

All of the living and nonliving things in an area

Answer

None of these

Question 2

What is a host?

Accepted Answer

An organism on which a parasite lives

Answer

An organism that shares a resource

Answer

An organism that hunts prey

Answer

An organism that provides shelter for another organism

Question 3

All the green plants that provide the energy for consumers.

Accepted Answer

Producers

Answer

Primary consumers

Answer

Decomposers

Answer

Herbivores

Question 4

An organism that feeds on a living host

Accepted Answer

parasite

Answer

predator

Answer

herbivore

Answer

producer

Question 5

Predation

Accepted Answer

An interaction in which one organism kills another for food

Answer

An interaction in which both organisms benefit

Answer

An interaction in which one organism benefits and the other does not care

Answer

An interaction in which one organism benefits and the other is harmed

Question 6

Mutualism

Accepted Answer

An interaction in which both organisms benefit

Answer

An interaction in which one organism benefits and the other does not care

Answer

An interaction in which one organism kills another for food

Answer

An interaction in which one organism benefits and the other is harmed

Question 7

The diagram shows the transfer of energy from one organism to another

Accepted Answer

Food chain

Answer

Food web

Answer

Ecosystem

Answer

Energy Pyramid

Question 8

A non-living factor in an ecosystem

Accepted Answer

Abiotic

Answer

Biotic

Answer

Producer

Answer

Limiting factor

Question 9

Commensalism

Accepted Answer

An interaction in which one organism benefits and the other does not care

Answer

An interaction in which both organisms benefit

Answer

An interaction in which one organism kills another for food

Answer

An interaction in which one organism benefits and the other is harmed

Question 10

Habitat

Accepted Answer

Place where an organism lives

Answer

An ecosystem

Answer

Living conditions of organisms

Answer

Where an animal hunts

Question 11

Limiting factor

Accepted Answer

Environmental factors that cause a population to decrease

Answer

Environmental factors that cause a population to increase

Answer

Environmental factors that cause an ecosystem to decrease

Answer

Environmental factors that cause an ecosystem to increase

Question 12

Carrying Capacity

Accepted Answer

The largest population that an environment can support

Answer

The maximum number of populations a biome can support

Answer

The minimal number of individuals in a population

Answer

The smallest population that an environment can support

Question 13

What is Primary Succession?

Accepted Answer

The series of changes that occur in an area where no ecosystem previously existed

Answer

The series of changes that occur in an area where there is soil remaining from a previous ecosystem

Answer

The series of changes that occur in an area where there is no need for pioneer species

Answer

The series of changes that occur in an area keystone species are removed

Question 14

Nitrogen Cycle

Accepted Answer

The cycle in which nitrogen gas is changed into forms of nitrogen that plants can use

Answer

The cycle in which nitrogen gas is changed into forms of carbon dioxide for photosynthesis

Answer

The cycle in which hydrogen gas is changed into forms of water that plants can use

Answer

The cycle in which phosphorous changed into forms of nitrogen that plants can use

Question 15

Reproductive Potential

Accepted Answer

The rate at which a species can increase a population

Answer

The rate at which a species is attracted to another species

Answer

The rate at which a species can decrease a population

Answer

The rate at which a species has more offspring than another population

Question 16

What is Secondary Succession?

Accepted Answer

The series of changes that occur in an area where there is soil remaining from a previous ecosystem

Answer

The series of changes that occur in an area where pioneer species are needed to make soil

Answer

The series of changes that occur in an area keystone species is removed

Answer

The series of changes that occur in an area where no ecosystem previously existed

Question 17

What is a keystone species?

Accepted Answer

A species that is vital to a healthy ecosystem

Answer

The same as a pioneer species

Answer

One of the first species in an area

Answer

These are producers, they are the first in the energy pyramid

Question 18

Carbon Cycle

Accepted Answer

The organic circulation of carbon from the atmosphere into organisms and back again

Answer

The cycle in which oxygen gas is changed into carbon dioxide to produce glucose for photosynthesis

Answer

The organic circulation of carbon from the atmosphere and change nitrogen gas into forms of nitrogen that plants can use

Answer

The organic circulation of hydrogen from the atmosphere which is used in organisms to make carbon

Question 19

What is an Invasive Species?

Accepted Answer

Species that enter new ecosystems and multiply, out competing and harming native species and their habitats

Answer

The early keystone species that are part of a new ecosystems

Answer

The early pioneer species that are part of a new ecosystems

Answer

A combination of a fungus and either an alga or an autotrophic bacterium that live together in a mutualistic relationship

Question 20

A diagram that shows the transfer of energy in an ecosystem

Accepted Answer

food web

Answer

ecosystem

Answer

food chain

Answer

environment

Question 21

All of the living AND non-living things in an area that interact with each other are called a/an __________.

Accepted Answer

ecosystem

Answer

community

Answer

habitat

Answer

population

Question 22

How does the carbon in grass become part of a lion?

Accepted Answer

The carbon ends up in the lion's food chain.

Answer

The lion eats the grass

Answer

Carbon from grass doesn't end up in a lion.

Answer

The lion breathes in carbon given out by the plant

Question 23

Pseudoscorpions often hitch rides on the backs of large beetles or true bugs. What is the ecological relationship?

Accepted Answer

Commensalism

Answer

Mutualism

Answer

Parasitism

Answer

Predation

Question 24

What is the Competitive Exclusion Principle?

Accepted Answer

No two species can occupy exactly the same niche in exactly the same habitat at exactly the same time

Answer

Two species can occupy exactly the same niche in exactly the same habitat at exactly the same time as a mutualistic relationship

Answer

Two species always occupy the same niche in exactly the same habitat at exactly the same time for a long period of time

Answer

Every species shares a niche with another species to make sure they both can exist.

Question 25

What is a Fundamental Niche?

Accepted Answer

Where an organism could live if no limiting factors were present

Answer

Where an organism really lives with limiting factors and competition

Answer

Where an organism makes its habitat

Answer

Where organisms with a mutualistic relationship live together.

Question 26

What is a trophic cascade?

Accepted Answer

When there is an addition or removal of top predators. That creates changes in the food chain with predator and prey

Answer

This is the same as a food chain

Answer

This is what is shown in an energy pyramid

Answer

When there is an addition or removal of prey. That creates more food for predators

Question 27

What is the first organism/step in primary ecological succession?

Accepted Answer

lichen

Answer

grasses

Answer

shrubs

Answer

weeds

Question 28

Which of the following is an R-strategist?

Accepted Answer

insects

Answer

dog

Answer

whales

Answer

cows

Question 29

Which of the following is NOT a density-dependent factor?

Accepted Answer

earthquake

Answer

parasites

Answer

shelter

Answer

competition

Question 30

When an organism leaves an area this is known as ________ but when an organism enters an area it is known as

Accepted Answer

emigrant - immigrant

Answer

immigrant - emigrant

Question 31

A growth curve associated with carrying capacity is known as

Accepted Answer

logistic

Answer

exponential

Answer

J-Curve

Answer

bar graph

Question 32

When does clumped population dispersion occur?

Accepted Answer

When resources are localized and organisms group around them

Answer

When resources are randomly spread and organisms randomly spread out

Answer

When individuals are territorial about their resources and keep eachother apart

Question 33

Chickens will eat both insects and seeds. Which term best describes this feeding pattern?

Accepted Answer

omnivore

Answer

herbivore

Answer

detrivore

Answer

carnivore

Question 34

The mortality rate of organisms following a type I survivorship curve is __________.

Accepted Answer

higher in post-reproductive years

Answer

fairly constant throughout life

Answer

lower after the organisms become established

Answer

unrelated to age

Question 35

Animals such as pandas are long-lived, mature slowly, and generally produce fewer offspring during their life spans but place a greater investment in each. What term is applied to this type of reproductive strategy

Accepted Answer

K-strategy

Answer

R-strategy

Question 36

What type of factor has an increasing impact as the population size increases?

Accepted Answer

density-dependent

Answer

density-independent

Answer

cohort effect

Answer

survivorship factor

Question 37

The diagram below shows the cycling of nutrients in an ecosystem.

The removal of which of the following groups would cause an immediate decrease in the amount of energy flowing through the system?

Accepted Answer

producers

Answer

consumers

Answer

decomposers

Answer

inorganic nutrients

Question 38

The energy at each trophic level in the pyramid of energy decreases by a factor of ____.

Accepted Answer

10

Answer

100

Answer

1

Answer

2

Question 39

What does a food web represent?

Accepted Answer

All connections of energy flow throughout all organisms in a habitat.

Answer

The specific ways that mutualism is carried out.

Answer

A single pathway or energy flow between organisms.

Answer

How carnivores get their food.

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