24 Ecology Unit - IB

Multiple Choice

A chimpanzee eats fruits, nuts, leaves, and small mammals. What kind of organism is a chimpanzee?

• carnivore

• decomposer

• producer

• omnivore

Multiple Choice

Which of the following is NOT an example of a predator with its prey?

• a fox and a rabbit

• a bear and a fish

• a honeybee and flower

• a spider and a fly

Fill in the Blanks

Ecology is the study of interactions between organisms and their

Multiple Choice

Which statement is true about predators?

• a predator is an organism that eats other organisms

• a predator is an organism that is eaten by other organisms

• a predator can never be eaten by other organisms

• a predator is an organism that eats decaying organisms

Multiple Choice

What is the significance of studying ecology in understanding our living planet?

• It helps in conserving biodiversity

• It explains the interactions between organisms and their environment

• It provides insights into climate change

• All of the above

Multiple Choice

What type of relationship between organisms is one in which one organism benefits and the other is not affected?

• predation

• parasitism

• commensalism

• mutualism

Multiple Choice

What is a niche?

• the range of tolerance an organism has

• the location where an organism lives

• the first trophic level of a food chain

• the role an organism plays in its environment

Open Ended

Explain the different levels of organization in ecology from smallest to largest.

Multiple Choice

Which of the following refers to a community of living organisms and the way they interact with nonliving parts of their environment?

• trophic

• biome

• habitat

• ecosystem

Multiple Choice

If a prey species becomes extinct, what else is most likely to happen?

• The climate the species lived in will change.

• The plants the species ate will also go extinct.

• The predators that eat the prey may be threatened.

• The habitats that the species lived in will be threatened.

Multiple Choice

What are the different levels of biological organization depicted in the image?

• Biosphere, Ecosystem, Community, Population, Organism

• Cell, Tissue, Organ, Organ System, Organism

• Molecule, Cell, Tissue, Organ, Organism

• Population, Community, Ecosystem, Biome, Biosphere

Multiple Choice

Which example shows a relationship between a living thing and a non-living thing?

• An insect is food for salmon.
• Water carries a rock downstream.
• A tree gets nutrients from the soil.
• A flower makes food for a butterfly.

Multiple Choice

All the ponds in an area dried up during a drought. Which organism is most affected by the drought?

• deer
• frog
• hawk
• snake

Open Ended

Explain the difference between biotic and abiotic factors.

Multiple Choice

In an Energy Pyramid, the most energy is located...

• at the top
• at the bottom
• in the middle
• in the center

Multiple Choice

A food web is composed of many...

• food webs
• food chains
• fast-food chains
• bike chains

Multiple Choice

Which of the following are considered abiotic factors in an ecosystem?

• Temperature, Soil, Water

• Plants, Animals, Bacteria

• Herbivores, Carnivores, Omnivores

• Producers, Consumers, Decomposers

Multiple Choice

A series of events in which one organism eats another and obtains energy is called a

• ecosystem
• food web
• food chain
• Pokemon (Gotta Catch 'Em All!)

Multiple Choice

There are 3 roles an organism can play in an ecosystem are:

• producer, consumer, decomposer
• herbivore, carnivore, omnivore
• producer, director, actor
• predator, prey, scavenger

Multiple Choice

Identify the biome that covers the largest area in North America according to the map.

• Tundra

• Deciduous Forest

• Grassland

• Coniferous Forest

Multiple Choice

An organism that can make its own food is called a 

• consumer
• producer
• decomposer
• composer

Multiple Choice

An organism that obtains energy by feeding on other organisms is called a

• consumer
• producer
• decomposer
• brujeria

Multiple Choice

The angle of incoming sunlight affects the Earth's climate by influencing the amount of solar energy received at different latitudes. True or False?

• True

• False

Multiple Choice

A consumer that eats only other organisms is called a

• herbivore
• carnivore
• omnivore
• scavenger

Multiple Choice

Nonliving parts of an ecosystem are called

• abiotic factors
• biotic factors
• rocks and dirt
• funiture

Fill in the Blanks

Climate is defined as the average year after year conditions of

and precipitation.

Multiple Choice

Living parts of an ecosystem are called

• biotic factors
• abiotic factors
• crazy critters
• animals and plants

Multiple Choice

Heterotrophs that eat producers and other heterotrophs are called...

• autotrophs

• herbivores

• carnivores

• omnivores

Multiple Choice

What are the four seasons depicted in the image?

• Spring, Summer, Autumn, Winter

• Summer, Autumn, Winter, Spring

• Autumn, Winter, Spring, Summer

• Winter, Spring, Summer, Autumn

Multiple Choice

A group of organisms of the same species living in the same area are called a/an ________.

• community
• habitat
• population
• ecosystem

Multiple Choice

Identify the climate zones shown on the map.

• Polar, Temperate, Tropical

• Tropical, Subtropical, Polar

• Temperate, Subtropical, Equatorial

• Equatorial, Polar, Temperate

Fill in the Blanks

What is the day-to-day condition of Earth's atmosphere called?

Open Ended

Describe one example of a weather event.

Multiple Choice

What is a food web?

• A network of feeding interactions

• A single food chain

• A type of ecosystem

• A habitat for animals

Multiple Choice

Which processes do primary producers use to obtain energy?

• Photosynthesis, Chemosynthesis

• Respiration, Photosynthesis

• Chemosynthesis, Respiration

• Photosynthesis, Fermentation

Multiple Choice

Which of the following animals is a herbivore?

• Fox

• Deer

• Wolf

• Eagle

Fill in the Blanks

Consumers are also known as

.

Multiple Select

Select all that apply: Which of the following are considered consumers?

• Herbivores

• Carnivores

• Decomposers

• Omnivores

Multiple Choice

Which organisms obtain energy by eating both plants and animals?

• Herbivores

• Carnivores

• Omnivores

• Scavengers

Multiple Choice

What is the primary role of decomposers in the food web?

• Produce energy

• Recycle nutrients

• Consume plants

• Hunt prey

Open Ended

Explain the concept of a keystone species and its impact on a community.

Multiple Choice

What are the three major types of symbiosis?

• Commensalism, Parasitism, Competition

• Mutualism, Commensalism, Parasitism

• Parasitism, Predation, Mutualism

• Competition, Mutualism, Commensalism

Open Ended

Explain the difference between a predator and a parasite.

Open Ended

What is symbiosis? What are the three major types of symbiosis?

Multiple Choice

Which image represents mutualism?

• Mosquito on skin

• Clownfish and anemone

• Fish with parasite

• Elephant with birds

Fill in the Blanks

Aquatic ecosystems include lakes, rivers, and

.

Open Ended

What factors might affect aquatic ecosystems?

Fill in the Blanks

The entire planet and all life that exists on it, including land, water, and air, is known as the

.

Open Ended

List the levels of organization in ecology from smallest to largest.

Multiple Choice

What is the study of the relationships between organisms and their environment called?

• Ecology

• Biology

• Zoology

• Botany