Question 1

What is ecology?

Accepted Answer

The study of interactions between organisms and their environment

Answer

The study of human cultures

Answer

The study of planets

Answer

The study of animal behavior

Question 2

What is a habitat?

Accepted Answer

The natural environment of an organism

Answer

A type of animal

Answer

A plant adaptation

Answer

A seasonal behavior of animals

Question 3

What does a food chain show?

Accepted Answer

Energy flow between organisms

Answer

Water cycle in an ecosystem

Answer

Migration patterns

Answer

Growth rates of plants

Question 4

What is a producer in an ecosystem?

Accepted Answer

A plant that makes its own food

Answer

A decomposer

Answer

An animal that eats plants

Answer

A human farming

Question 5

What is a consumer in an ecosystem?

Accepted Answer

An organism that eats other organisms

Answer

An animal that purchases goods

Answer

A plant that produces oxygen

Answer

A type of bacteria

Question 6

What role do decomposers play in an ecosystem?

Accepted Answer

They break down dead material

Answer

They pollinate plants

Answer

They control animal populations

Answer

They produce oxygen

Question 7

What is a food web?

Accepted Answer

A system of interlocking food chains

Answer

A list of favorite foods of an animal

Answer

A seasonal menu for herbivores

Answer

A grocery store for animals

Question 8

Why is biodiversity important in an ecosystem?

Accepted Answer

It supports a variety of life forms

Answer

It reduces species variety

Answer

It decreases competition for resources

Answer

It increases pollution

Question 9

What is an herbivore?

Accepted Answer

An animal that eats only plants

Answer

A decomposer

Answer

A plant that eats insects

Answer

An animal that eats both plants and meat

Question 10

What is a carnivore?

Accepted Answer

An animal that eats only meat

Answer

A plant that eats meat

Answer

An animal that eats both plants and meat

Answer

An animal that eats fruits

Question 11

What is an omnivore?

Accepted Answer

An organism that eats both plants and meat

Answer

A decomposer

Answer

An animal that eats only meat

Answer

An animal that eats only plants

Question 12

What is a primary consumer?

Accepted Answer

An organism that eats producers

Answer

A secondary consumer

Answer

A tertiary consumer

Answer

A top predator

Question 13

What is a secondary consumer?

Accepted Answer

An organism that eats primary consumers

Answer

A producer

Answer

A decomposer

Answer

A top predator

Question 14

What causes eutrophication in water bodies?

Accepted Answer

Excessive nutrients

Answer

Increased salinity

Answer

Decreased aquatic life

Answer

Low oxygen levels

Question 15

How does deforestation impact the atmosphere?

Accepted Answer

Increases carbon dioxide levels

Answer

Decreases nitrogen levels

Answer

Reduces carbon dioxide levels

Answer

Increases oxygen levels

Question 16

What is sustainability in ecology?

Accepted Answer

Using resources at a rate that does not deplete them

Answer

Decreasing biodiversity

Answer

Increasing agricultural output

Answer

Building more factories

Question 17

What is an ecological footprint?

Accepted Answer

A measure of human demand on Earth’s ecosystems

Answer

The impact of climate change on a specific area

Answer

A measure of forest cover

Answer

A type of human shoe print

Question 18

Why are wetlands important?

Accepted Answer

They provide habitats for aquatic life

Answer

They produce a large amount of waste

Answer

They are primarily used for agriculture

Answer

They increase global warming

Question 19

What is the primary source of energy in an ecosystem?

Accepted Answer

Sunlight

Answer

Water

Answer

Soil nutrients

Answer

Wind

Question 20

What happens in photosynthesis?

Accepted Answer

Plants release oxygen

Answer

Plants consume oxygen

Answer

Animals consume carbon dioxide

Answer

Animals produce carbon dioxide

Question 21

Why is the water cycle important to ecosystems?

Accepted Answer

It distributes water and nutrients globally

Answer

It prevents flooding

Answer

It increases water temperature

Answer

It carries nutrients to the ocean

Question 22

What is an invasive species?

Accepted Answer

A species that is brought to an ecosystem and causes harm

Answer

A species native to an ecosystem

Answer

A species that migrates frequently

Answer

A species that enhances an ecosystem

Question 23

What effect do invasive species generally have on native species?

Accepted Answer

They outcompete them for resources

Answer

They have no effect

Answer

They help them thrive

Answer

They increase their reproduction rates

Question 24

What is a biome?

Accepted Answer

A large community of plants and animals that occupies a distinct region

Answer

A small community in a local park

Answer

A type of geological formation

Answer

A type of aquatic habitat

Question 25

How do humans impact the nitrogen cycle?

Accepted Answer

By using fertilizers and burning fossil fuels

Answer

By altering the atmosphere with pollutants

Answer

By cultivating legumes

Answer

By adding nitrogen-fixing bacteria to the soil

Question 26

What is ecological succession?

Accepted Answer

The replacement of short-lived plants by longer-lived species

Answer

The evolution of new species from old

Answer

The seasonal change in ecosystems

Answer

The migration of species to new areas

Question 27

What is a keystone species?

Accepted Answer

A species that other species largely depend on, which helps to maintain the structure of an ecosystem

Answer

A common species with minimal impact

Answer

A rare species with large territory needs

Answer

A dominant predator with no predators of its own

Question 28

How do forest fires benefit some ecosystems?

Accepted Answer

By clearing out dead materials and promoting new growth

Answer

By increasing air pollution

Answer

By cooling the environment

Answer

By reducing animal populations

Question 29

What is the main cause of the greenhouse effect?

Accepted Answer

Carbon dioxide and other greenhouse gases

Answer

Oxygen emissions

Answer

Water vapor emissions

Answer

Soil degradation

Question 30

What role do plants play in the carbon cycle?

Accepted Answer

They store carbon and release oxygen during photosynthesis

Answer

They release all carbon they absorb

Answer

They transfer carbon to animals

Answer

They convert carbon to water

Question 31

How does pollution affect biodiversity?

Accepted Answer

It decreases biodiversity by altering habitats and food chains

Answer

It increases genetic mutations

Answer

It increases species diversity

Answer

It has no effect on biodiversity

Question 32

What is the impact of climate change on ecosystems?

Accepted Answer

It causes shifts in habitats and species distributions

Answer

It decreases weather variations

Answer

It improves water quality

Answer

It stabilizes temperatures

Question 33

How do animals contribute to the carbon cycle?

Accepted Answer

By releasing carbon dioxide through respiration

Answer

By breathing in carbon dioxide

Answer

By consuming carbon-rich plants

Answer

By storing carbon in the ocean

Question 34

What is an ecological niche?

Accepted Answer

The role and position a species has in its environment, including all its interactions with the biotic and abiotic factors

Answer

A small habitat within a biome

Answer

A competitive relationship in an ecosystem

Answer

A predator-prey dynamic in a food web

Question 35

What is a trophic level?

Accepted Answer

The level of nourishment in a food chain

Answer

A classification of organism sizes

Answer

A classification of consumer types

Answer

A measure of energy in an ecosystem

Question 36

How do ocean currents affect climate?

Accepted Answer

By transporting heat and moisture across the globe

Answer

By lowering sea levels

Answer

By increasing salinity in the ocean

Answer

By causing volcanic eruptions

Question 37

Why are rainforests important to global ecology?

Accepted Answer

They produce most of the Earth's oxygen supply

Answer

They provide shelter for most marine life

Answer

They store vast amounts of water

Answer

They are the primary habitat for insects

Question 38

What is an ecological barrier?

Accepted Answer

A physical or biological factor that limits the distribution of species

Answer

A legislative measure to protect habitats

Answer

A chemical that harms ecosystems

Answer

A method to enhance species growth

Question 39

What is meant by "ecological balance"?

Accepted Answer

The stability between organisms and their environment

Answer

The stability of economic growth

Answer

The stability of social ecosystems

Answer

The stability of natural resources

Question 40

How does deforestation affect local climates?

Accepted Answer

It increases temperature and decreases humidity

Answer

It increases rainfall

Answer

It stabilizes seasonal variations

Answer

It decreases temperature

Question 41

What are renewable resources?

Accepted Answer

Resources that can be used repeatedly because they are replaced naturally

Answer

Geological formations

Answer

Non-renewable energy sources

Answer

Man-made resources

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