Quiz about Ecology Review

Question 1

What is a population?

Accepted Answer

a group of individuals of the same species that live in the same area

Answer

One individual member of a species

Answer

a community of different species and their environment

Question 2

Which is an example of an ecosystem?

Accepted Answer

An area of cold climate and communities of different species

Answer

one elk

Answer

a group of elks living together in the same area

Answer

elks, snow rabbits, and owls living in the same area

Question 3

Which definition best fits the term BIOTIC?

Accepted Answer

Factors in the environment that are considered living or the remains of living things

Answer

The study of the interactions between animals and their environment

Answer

Factors in the environment that are considered not alive

Question 4

One species benefits, the other is unaffected

Accepted Answer

commensalism

Answer

symbiosis

Answer

parasitism

Answer

mutualism

Question 5

Tapeworms reside in human intestine and take nutrients from the human

Accepted Answer

parasitism

Answer

symbiosis

Answer

mutualism

Answer

commensalism

Question 6

An organism that helps to recycle nutrients within an ecosystem by eating dead or decaying organisms is a:

Accepted Answer

Decomposer

Answer

Predator

Answer

Autotroph

Answer

Producer

Question 7

The ecological role an organism performs in their specific environment is considered the organism's...

Accepted Answer

Niche

Answer

Habitat

Answer

Population

Answer

Biome

Question 8

The arrows in a food chain or web represents what?

Accepted Answer

They show what direction the energy is flowing between organisms.

Answer

They point to the organism that is being eaten.

Answer

It shows how sunlight flows within an ecosystem.

Answer

They represent how water is transferred within a habitat.

Question 9

The populations of which organisms will most likely increase as a result of a disease that suddenly reduced the population of Texas horned lizards?

Accepted Answer

Ants and grasshoppers

Answer

Grasses and ants

Answer

Grasshoppers and Texas Cottonmouths

Answer

Texas cottonmouths and red shouldered hawks

Question 10

What are plants called in a food chain?

Accepted Answer

Producers /Autotrophs

Answer

Consumers /Heterotrophs

Answer

Decomposers

Answer

Scavengers

Question 11

Where does the energy start in this food chain?

Accepted Answer

Sun

Answer

Plant

Answer

Deer

Answer

Wolf

Question 12

Why might an organism have more than one arrow coming FROM them in a food web?

Accepted Answer

More than one organism may eat them.

Answer

They may eat more than one other organism.

Answer

This organism gets its energy from multiple sources.

Question 13

What is missing from this food chain?
Grass > Grasshopper > Bird > Snake

Accepted Answer

Decomposer

Answer

Producer

Answer

Primary Consumer

Answer

Secondary Consumer

Question 14

What happens to the amount of available energy in the pyramid as it moves up through the different levels?

Accepted Answer

it decreases

Answer

it increases

Answer

it remains the same

Question 15

An area where an organism finds food, shelter and water in a specific arrangement

Accepted Answer

habitat

Answer

niche

Answer

biosphere

Answer

biome

Question 16

Ecology is the study of .

Accepted Answer

Interactions among organisms and their environments

Answer

life

Answer

interactions among organisms

Answer

how traits are passed from parents to offspring

Question 17

Which of the following is abiotic?

Accepted Answer

The soil the tree is growing in.

Answer

A tree in a forest.

Answer

Wood from the tree on the forest floor.

Answer

A termite on the tree.

Question 18

What is made up of all the populations in an area?

Accepted Answer

Community

Answer

Habitat

Answer

Niche

Answer

Ecosystem

Question 19

An ongoing relationship in which one organism benefits and the other is harmed.

Accepted Answer

D. Parasitism

Answer

A. Predator & Prey

Answer

B. Mutualism

Answer

C. Commensalism

Question 20

There are birds that eat the food from between the teeth of alligators, leaving the alligators with clean teeth and the birds with a meal. What type of ongoing relationship is this?

Accepted Answer

B. Mutualism

Answer

A. Predator & Prey

Answer

C. Commensalism

Answer

D. Parasitism

Question 21

Tell if the item is an abiotic factor or biotic.....

Water

Accepted Answer

Abiotic

Answer

Biotic

Question 22

Tell if the item is an abiotic factor or biotic.....

TREE

Accepted Answer

Biotic

Answer

Abiotic

Question 23

Tell if the item is an abiotic factor or biotic factor.....

Tree Frog

Accepted Answer

Biotic

Answer

Abiotic

Question 24

Tell if the item is an abiotic factor or biotic.....

Sandy Soil

Accepted Answer

Abiotic

Answer

Biotic

Question 25

The living world is organized in levels. Biotic and abiotic factors also can be arranged into levels of biological organization. Put the words below in order from the least complex to the most complex

Accepted Answer

Organism, Population, Community, Ecosystem, Biome, Biosphere

Answer

Community, Organism, Biome, Population, Biosphere, Ecosystem

Answer

Organism, Biome, Population, Community Biosphere, Ecosystem

Question 26

Which of the following organisms are autotrophic?

Accepted Answer

Flower

Answer

Rabbit

Answer

Wolf

Question 27

What is maximum number of organisms that can live in one population in an ecosystem over time?

Accepted Answer

Carrying Capacity

Answer

Limiting factor

Answer

Ecological Succession

Answer

10% Rule

Question 28

What starts every food chain or food web?

Accepted Answer

Producers

Answer

Primary Consumers

Answer

Secondary Consumers

Answer

The Sun

Question 29

An individual belonging to a specific species

Accepted Answer

Organism

Answer

Biotic

Answer

Community

Answer

Reptile

Question 30

All of the living and nonliving things in an area that interact with each other are called a/an ______.

Accepted Answer

ecosystem

Answer

community

Answer

habitat

Answer

population

Question 31

An area where an organism finds food, shelter and water in a specific arrangement

Accepted Answer

habitat

Answer

niche

Answer

biosphere

Answer

biome

Question 32

The living part of an ecosystem

Accepted Answer

Biotic

Answer

Abiotic

Answer

Mother Earth

Answer

Flowers

Question 33

Two or more members of a particular species living and interacting in the same area

Accepted Answer

Population

Answer

Community

Answer

Organisms

Answer

Biosphere

Question 34

Different populations living and interacting with each other in the same area

Accepted Answer

Community

Answer

Biome

Answer

Ecosystem

Answer

Niche

Question 35

An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.

Accepted Answer

Food web

Answer

Food chain

Answer

Energy Pyramid

Answer

Succession Map

Question 36

Organisms that obtains its energy from abiotic sources, such as sunlight or inorganic chemicals

Accepted Answer

Autotroph

Answer

Heterotroph

Answer

Omnivore

Answer

Carnivore

Question 37

Homeostasis

Accepted Answer

is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation

Answer

allows for a wildly fluctuating internal environment

Answer

is impossible in vertebrates

Answer

is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation

Question 38

New fuels are being produced by converting corn and grasses into compounds containing alcohols that can be broken down for energy in various engines. The purpose of this research is to

Accepted Answer

reduce the use of nonrenewable resources.

Answer

increase the rate of air pollution.

Answer

reduce the rate of homeostasis in organisms.

Answer

cause a loss of biodiversity in the rain forests.

Question 39

What is the original source of almost all energy in most ecosystems?

Accepted Answer

sunlight

Answer

carbohydrates

Answer

water

Answer

carbon

Question 40

What is the biggest reason humans are negatively impacting the environment?

Accepted Answer

increasing human population

Answer

overhunting

Answer

pollution

Answer

invasive species

Question 41

________ refers to the variety of life.

Accepted Answer

biodiversity

Answer

succession

Answer

industrialization

Answer

carrying capacity

Question 42

low biodiversity means the ecosystem is

Accepted Answer

less stable

Answer

more stable

Question 43

Which of the following is not an action to reduce or repair damage to the environment?

Accepted Answer

use fossil fuels

Answer

recycle

Answer

protect habitats and species

Answer

pass laws to control pollution, land, hunting and fishing

Question 44

The arrows most likely represent. . . ..

Accepted Answer

Energy released from metabolism into the environment as heat

Answer

Oxygen released from metabolism produced by cellular respiration

Answer

The absorption of energy from the environment that has been created

Answer

The transport of glucose away from the organism through photosynthesis

Question 45

1. What makes a species invasive?

Accepted Answer

Moving to a new ecosystem and taking resources from natives

Answer

Not having papers

Answer

Species that can't adapt

Answer

Plants that take up too much space

Question 46

Living things are made up of units called

Accepted Answer

Cells

Answer

DNA

Answer

Homeostasis

Answer

Seeds

Question 47

The number of different plants and animal found within an area. The more varied an ecosystem is, the more stable the ecosystem.

Accepted Answer

Biodiversity

Answer

Homeostasis

Answer

Biotic

Answer

Biosphere

Question 48

Organisms, known as producers, that synthesize their own food (glucose) by using the process of photosynthesis.

Accepted Answer

Autotroph

Answer

Heterotroph

Answer

Carnivore

Answer

Chloroplast

Question 49

All of the living populations that are found and interact within an ecosystem.

Accepted Answer

Community

Answer

Population

Answer

Species

Answer

Ecosystem

Question 50

The most biodiverse and stable stage of ecological succession.

Accepted Answer

Climax Community

Answer

Pioneer Species

Answer

Shrubs and Grasses

Answer

Predator

Question 51

Those resources that are unable to be replaced and, once used up,are gone. Fossil fuels are examples of this type of resource.

Accepted Answer

Non Renewable Resources

Answer

Renewable Resources

Answer

Sun Energy

Answer

Biotic

Question 52

Organisms that feed exclusively on other animals,example - a fox.

Accepted Answer

Carnivore

Answer

Herbivore

Answer

Omnivore

Answer

Heterotroph

Question 53

What would happen within a few months after the formation of a volcanic island?

Accepted Answer

pioneer species would grow

Answer

no pioneer species would grow

Answer

trees and large plants would grow

Answer

rich, organic soil would be present

Question 54

Barnacles do not affect whales as they grow, but receive the benefit of a food source. This is

Accepted Answer

commensalism

Answer

parasitism

Answer

mutualism

Answer

neutralism

Question 55

These organisms are often not shown in a food chain, but are important for recycling nutrients

Accepted Answer

decomposers

Answer

producers

Answer

primary consumers

Answer

carnivores

Question 56

Which event would not cause secondary succession?

Accepted Answer

volcanic lava flow

Answer

forest fire

Answer

flooding of a valley

Answer

tornado

Question 57

90% of the energy that gets lost as you move up a food pyramid or chain gets lost as

Accepted Answer

heat to the environment

Answer

pollution to the environment

Answer

energy for decomposers

Answer

gets recycled

Question 58

Uses energy from the sun to make sugars/food for the cell

Accepted Answer

Chloroplast

Answer

Mitochondria

Answer

Vacuole

Answer

Lysosome

Question 59

Which biome would have the highest biodiversity?

Accepted Answer

rainforest

Answer

grasslands

Answer

desert

Answer

tundra

Question 60

Which of the following is not required for photosynthesis?

Accepted Answer

oxygen

Answer

carbon dioxide

Answer

water

Answer

radiant energy from sunlight

Question 61

Photosynthesis creates...

Accepted Answer

glucose and oxygen

Answer

only glucose

Answer

only oxygen

Answer

glucose and carbon dioxide

Question 62

In the food web above, a large decrease in the number of rats will cause ____.

Accepted Answer

a decrease in the number of snakes, coyotes, and hawks

Answer

an increase in the number of ants, tarantulas, and snakes

Answer

an increase in the number of snakes, coyotes, and hawks

Answer

a decrease in the number of cacti and sagebrush plants

Question 63

Which animal receives the most energy originally produced by the plants in the food web?

Accepted Answer

rabbit

Answer

owl

Answer

frog

Answer

snake

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