Quiz about CRHS Ecology Quizizz Review

Question 1

What is ecology?

Accepted Answer

The study of the interaction between living organisms and their environment.

Answer

The study of animal behavior in their natural habitat.

Answer

The study of how energy flows through ecosystems.

Answer

The study of how organisms reproduce in the wild.

Question 2

Which of the following is NOT one of the six levels in which ecology can be studied?

Accepted Answer

Evolution

Answer

Organism

Answer

Population

Answer

Community

Question 3

Which of the following ecological levels is the smallest?

Accepted Answer

Organism

Answer

Biosphere

Answer

Ecosystem

Answer

Population

Question 4

At what level of ecology do scientists study interactions between different species in the same area?

Accepted Answer

Community

Answer

Population

Answer

Ecosystem

Answer

Biosphere

Question 5

Which ecological level includes all living organisms and the physical environment in a specific area?

Accepted Answer

Ecosystem

Answer

Population

Answer

Community

Answer

Biosphere

Question 6

Which of the following is an example of an organism's niche?

Accepted Answer

Its role in the ecosystem

Answer

Its habitat

Answer

The number of individuals in a population

Answer

The food chain it belongs to

Question 7

Why is a niche important in an ecosystem?

Accepted Answer

It helps prevent competition among species.

Answer

It determines an organism's place in the food chain.

Answer

It ensures organisms reproduce successfully.

Answer

It increases biodiversity.

Question 8

Which of the following is NOT a type of symbiosis?

Accepted Answer

Symbiosis does not have types

Answer

Mutualism

Answer

Commensalism

Answer

Parasitism

Question 9

Which of the following best describes mutualism?

Accepted Answer

Both species benefit from the relationship.

Answer

One species benefits, and the other is harmed.

Answer

One species benefits, and the other is unaffected.

Answer

Both species are harmed by the relationship.

Question 10

Which of the following describes parasitism?

Accepted Answer

One species benefits, and the other is harmed.

Answer

Both species benefit from the relationship.

Answer

One species benefits, and the other is unaffected.

Answer

Both species are harmed.

Question 11

What is predation?

Accepted Answer

A process in which one organism eats another for food.

Answer

A relationship where two species live together without affecting each other.

Answer

A type of competition between two species.

Answer

The process of decomposing dead organisms.

Question 12

How is predation different from parasitism?

Accepted Answer

In predation, the predator benefits and the prey is killed. In parasitism, the parasite benefits and the host is harmed but not killed.

Answer

In both, one organism benefits and the other is harmed.

Answer

Predation involves plants, while parasitism involves animals.

Answer

Parasitism is more beneficial for the parasite than predation is for the predator.

Question 13

What is energy in an ecological context?

Accepted Answer

The ability to do work, often in the form of heat or light.

Answer

The ability of organisms to reproduce.

Answer

The ability to move and consume food.

Answer

The capacity to interact with other organisms in the environment.

Question 14

How is energy flow shown in a food web?

Accepted Answer

By showing the path of energy as it moves from one organism to another.

Answer

By showing the relationship between species.

Answer

By depicting how energy is stored in an ecosystem.

Answer

By illustrating the competition between species for food.

Question 15

What is the main difference between a food chain and a food web?

Accepted Answer

A food web shows more complex interactions than a food chain.

Answer

A food chain shows only herbivores, while a food web shows all organisms in an ecosystem.

Answer

A food web only shows producers and decomposers, while a food chain shows consumers.

Answer

A food web shows energy loss, while a food chain does not.

Question 16

What is an autotroph?

Accepted Answer

An organism that produces its own food through photosynthesis or chemosynthesis.

Answer

An organism that eats other organisms for food.

Answer

An organism that breaks down dead organic material.

Answer

An organism that hunts and captures prey.

Question 17

Which of the following is an example of a photoautotroph?

Accepted Answer

A tree

Answer

A chemosynthetic bacterium

Answer

A carnivorous plant

Answer

A mushroom

Question 18

What is a heterotroph?

Accepted Answer

An organism that depends on other organisms for food.

Answer

An organism that can make its own food.

Answer

An organism that absorbs nutrients from the soil.

Answer

An organism that decomposes dead material.

Question 19

Which of the following is an example of a herbivore?

Accepted Answer

A rabbit

Answer

A lion

Answer

A wolf

Answer

A vulture

Question 20

What could happen in an ecosystem if all the producers were removed?

Accepted Answer

The ecosystem would collapse, as there would be no source of energy for consumers.

Answer

The predators would thrive without competition.

Answer

The herbivores would adapt by eating decomposers.

Answer

The ecosystem would remain unchanged.

Question 21

What does an ecological pyramid show?

Accepted Answer

The amount of energy or biomass at each trophic level.

Answer

The relationship between predators and prey.

Answer

The competition between different species.

Answer

The migration patterns of species in an ecosystem.

Question 22

What does the 10% rule refer to?

Accepted Answer

The percentage of energy transferred between trophic levels in an ecosystem.

Answer

The percentage of species that survive after primary succession.

Answer

The percentage of decomposers in an ecosystem.

Answer

The percentage of time organisms spend on each trophic level.

Question 23

What happens to the energy that is lost at each trophic level?

Accepted Answer

It is used for metabolism or lost as heat.

Answer

It is passed on to decomposers.

Answer

It is stored in the biomass.

Answer

It is absorbed by plants.

Question 24

What is a trophic level?

Accepted Answer

The position an organism occupies in a food chain.

Answer

The classification of organisms based on their size.

Answer

The process of energy storage in an ecosystem.

Answer

The level of biodiversity in an ecosystem.

Question 25

Which of the following is true about primary succession?

Accepted Answer

It occurs in an area where no soil exists.

Answer

It occurs after a forest fire.

Answer

It begins with small herbivores.

Answer

It is slower than secondary succession.

Question 26

Which of the following is an example of a pioneer species?

Accepted Answer

Bacteria that fix nitrogen

Answer

Grass

Answer

Oak trees

Answer

Wolves

Question 27

What happens during secondary succession?

Accepted Answer

A disturbance wipes out an existing ecosystem, but the soil remains.

Answer

New species colonize an area with no previous ecosystem.

Answer

The area is destroyed and starts from scratch.

Answer

The area undergoes a rapid process of primary succession.

Question 28

Which of the following describes the climax community in an ecosystem?

Accepted Answer

A stable, mature community that undergoes little change.

Answer

The initial species that colonize the area.

Answer

The species that dominate the early stages of succession.

Answer

The species most adapted to disturbance.

Question 29

How does biomass change during primary succession?

Accepted Answer

It starts low and gradually increases as the ecosystem develops.

Answer

It remains the same throughout.

Answer

It starts high but decreases over time.

Answer

It is highest at the start and decreases as climax species establish.

Question 30

In primary succession, what is the first thing to establish in a barren environment?

Accepted Answer

Pioneer species

Answer

Grass and shrubs

Answer

Climax species

Answer

Herbivores

Question 31

Which of the following is true about the ecosystem at the end of secondary succession?

Accepted Answer

It has reached a stable, mature state.

Answer

It is similar to the initial ecosystem.

Answer

It contains only herbivores.

Answer

It has no soil, and plants must recolonize.

Question 32

What is one way that succession can affect biodiversity?

Accepted Answer

It increases biodiversity as new species colonize.

Answer

It decreases biodiversity over time.

Answer

It keeps biodiversity constant.

Answer

It eliminates biodiversity after a disturbance.

Question 33

Which of the following would be considered a climax community?

Accepted Answer

A mature forest with a variety of species.

Answer

A forest after a wildfire.

Answer

A desert with little plant life.

Answer

A grassland in its early stages.

Question 34

Which of the following is an example of a disturbance that might lead to secondary succession?

Accepted Answer

A forest fire that burns down trees but leaves soil.

Answer

A volcanic eruption that creates new land.

Answer

A glacier retreating, exposing new land.

Answer

A new area of land formed from a coral reef.

Question 35

Which one is NOT an example of a decomposer?

Accepted Answer

leaves

Answer

mushroom

Answer

mold

Answer

worm

Question 36

Examples of a producer

Accepted Answer

algae

Answer

frog

Answer

worm

Answer

mouse

Question 37

Example of a decomposer

Accepted Answer

fungus

Answer

mouse

Answer

plants

Answer

frogs

Question 38

What is a producer?

Accepted Answer

an organisms that uses sunlight to make its own food

Answer

an organism that gets energy from eating other organisms

Answer

an organism that gets energy from eating dead organisms, non-living material or waste

Answer

an organism that uses chemical energy to make its own food

Question 39

In the energy pyramid here, which organisms have the most energy available?

Accepted Answer

Producers

Answer

Carnivores

Answer

Herbivores

Answer

Top Predator

Question 40

In the energy pyramid below, which organism has the least amount of energy available?

Accepted Answer

Top Predator

Answer

Producers

Answer

Herbivores

Answer

Carnivores

Question 41

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

Accepted Answer

100 Kcal

Answer

10 Kcal

Answer

1 Kcal

Answer

1000 Kcal

Question 42

If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?

Accepted Answer

coyote

Answer

insect

Answer

lizard

Answer

shrub

Question 43

Which organism recieves the least amount of energy from the producer?

Accepted Answer

Owl

Answer

Grasshopper

Answer

Lilypad

Answer

Mouse

Question 44

The largest group of organisms found in a food web would be:

Accepted Answer

Producers

Answer

Primary Consumers

Answer

Decomposers

Answer

Tertiary Consumers

Question 45

A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 46

A third-level consumer has to be which type?

Accepted Answer

Carnivore.

Answer

Decomposer.

Answer

Producer.

Answer

Herbivore.

Question 47

A secondary consumer

Accepted Answer

eats primary consumers

Answer

eats producers

Answer

eats plants

Question 48

Level 1 is called the _____________ trophic level.

Accepted Answer

Tertiary consumer

Answer

Tertiary producer

Answer

Primary consumer

Answer

Primary producer

Question 49

What amount of percentage does the energy decrease as it goes up the pyramid?

Accepted Answer

10%

Answer

100%

Answer

1000%

Answer

1%

Question 50

How does the energy flow in an energy pyramids?

Accepted Answer

up the pyramid

Answer

down the pyramid

Question 51

Which is the smallest level of an ecosystem?

Accepted Answer

organsism

Answer

population

Answer

community

Answer

ecosystem

Question 52

a system of food chains that shows the transfer of energy  is termed

Accepted Answer

food web

Answer

food chain

Answer

prey

Answer

predator

Question 53

Biodiversity is

Accepted Answer

the variety of species within an ecosystem

Answer

a large number of the same species in an ecosystem

Answer

an abundant amount of the same primary consumers

Answer

the ability to have an abundant source from the same species

Question 54

Photosynthesis is important because...

Accepted Answer

it makes food for the food webs

Answer

it makes carbon dioxide

Answer

it makes water

Answer

it's not important

Question 55

Which of the following would NOT be involved in the early stages of primary succession?

Accepted Answer

Oak Trees

Answer

Lichen

Answer

Mosses

Answer

Grass

Question 56

What is the primary role of decomposers in an ecosystem?

Accepted Answer

They break down dead organic matter, recycling nutrients.

Answer

They convert solar energy into chemical energy.

Answer

They produce their own food through photosynthesis.

Answer

They consume producers for energy.

Question 57

What is one characteristic of pioneer species in primary succession?

Accepted Answer

They can survive in harsh conditions with little soil.

Answer

They are always large trees.

Answer

They require abundant water and nutrients.

Answer

They are always herbivores.

Question 58

What is the main difference between primary and secondary succession?

Accepted Answer

Secondary succession occurs in areas with existing soil, while primary succession occurs in barren areas.

Answer

Primary succession occurs in areas with existing soil, while secondary succession occurs in areas without soil.

Answer

Primary succession happens faster than secondary succession.

Answer

Primary succession involves a higher number of species.

Question 59

Which of the following is a key feature of a climax community?

Accepted Answer

Stability and maturity of the ecosystem.

Answer

High biodiversity and constant change.

Answer

Lack of competition among species.

Answer

Frequent disturbances and disruptions.

Question 60

Which of the following is the best example of a disturbance that would reset succession?

Accepted Answer

Forest fire

Answer

Invasive species introduction

Answer

Drought

Answer

Urban development

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science