Ecology Unit Test review
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Last updated over 1 year ago
38 questions
1
What is a primary consumer in a food chain?
What is a primary consumer in a food chain?
1
Which organism occupies the highest trophic level in the ecosystem?
Which organism occupies the highest trophic level in the ecosystem?
1
What do arrows in a food chain represent?
What do arrows in a food chain represent?
1
In what aspect do food chains differ from food webs?
In what aspect do food chains differ from food webs?
1
What term describes a relationship where one organism benefits and the other is neither helped nor harmed?
What term describes a relationship where one organism benefits and the other is neither helped nor harmed?
1
Which type of symbiotic relationship benefits both organisms involved?
Which type of symbiotic relationship benefits both organisms involved?
1
In symbiosis, what type of relationship involves one organism benefiting at the expense of another?
In symbiosis, what type of relationship involves one organism benefiting at the expense of another?
1
When one organism hunts and kills another for food, what type of relationship is this?
When one organism hunts and kills another for food, what type of relationship is this?
1
Match the type of symbiotic relationship with its description.
Match the type of symbiotic relationship with its description.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Commensalism | arrow_right_alt | One organism benefits while the other is unaffected. |
Parasitism | arrow_right_alt | One organism benefits at the expense of the other. |
Mutualism | arrow_right_alt | Both organisms benefit from the relationship. |
1
Pair the symbiotic relationship with a real-life example.
Pair the symbiotic relationship with a real-life example.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Commensalism | arrow_right_alt | Ticks on a dog |
Parasitism | arrow_right_alt | Bees and flowers |
Mutualism | arrow_right_alt | Remora fish and sharks |
1
Match the symbiotic relationship with a marine ecosystem scenario.
Match the symbiotic relationship with a marine ecosystem scenario.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Mutualism | arrow_right_alt | Coral and algae in coral reefs |
Commensalism | arrow_right_alt | Shrimp living in sea urchin spines |
Parasitism | arrow_right_alt | Lampreys feeding on fish in rivers |
1
Associate the symbiotic relationship with its impact on organisms.
Associate the symbiotic relationship with its impact on organisms.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Commensalism | arrow_right_alt | One species harms the other to benefit itself |
Parasitism | arrow_right_alt | Increase chances of survival for both species |
Mutualism | arrow_right_alt | One species benefits without affecting the other negatively |
1
What process releases carbon dioxide into the atmosphere?
What process releases carbon dioxide into the atmosphere?
1
Where is carbon stored for long periods of time?
Where is carbon stored for long periods of time?
1
What is the main process by which carbon returns to plants?
What is the main process by which carbon returns to plants?
1
Which process returns carbon to the atmosphere?
Which process returns carbon to the atmosphere?
1
1
What is the process where bacteria convert nitrogen gas to ammonia?
What is the process where bacteria convert nitrogen gas to ammonia?
1
Which organism is responsible for converting ammonia to nitrates?
Which organism is responsible for converting ammonia to nitrates?
1
What is the role of denitrifying bacteria in the nitrogen cycle?
What is the role of denitrifying bacteria in the nitrogen cycle?
1
What is the main reservoir of nitrogen in the nitrogen cycle?
What is the main reservoir of nitrogen in the nitrogen cycle?
1
What is the process where plants release water into the air?
What is the process where plants release water into the air?
1
What occurs when water changes from liquid to gas?
What occurs when water changes from liquid to gas?
1
What is the term for water vapor turning into liquid water?
What is the term for water vapor turning into liquid water?
1
What process brings water back to Earth as rain, snow?
What process brings water back to Earth as rain, snow?
1
What happens when a population exceeds the carrying capacity?
What happens when a population exceeds the carrying capacity?
1
What factor defines the maximum population an environment can sustain?
What factor defines the maximum population an environment can sustain?
1
Match the following terms with the correct definition: Biome
Match the following terms with the correct definition: Biome
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
A community of different species interacting with each other | arrow_right_alt | Ecosystem |
Different biomes combine to form the Earth's overall biosphere | arrow_right_alt | Biosphere |
Large geographic area with similar climate and vegetation | arrow_right_alt | Biome |
1
Match the following terms with the correct definition: Food Chain
Match the following terms with the correct definition: Food Chain
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
A complex network of interconnected food chains in an ecosystem | arrow_right_alt | Food Chain |
Sequence showing how energy is transferred between organisms | arrow_right_alt | Energy Pyramid |
Each step in a food chain represents a trophic level | arrow_right_alt | Food Web |
1
Match the eating habits with the correct type of organism.
Match the eating habits with the correct type of organism.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Herbivore | arrow_right_alt | Eats only plants |
Omnivore | arrow_right_alt | Eats both plants and animals |
Carnivore | arrow_right_alt | Eats only other animals |
1
Match the following terms with their definitions.
Match the following terms with their definitions.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Population | arrow_right_alt | All individuals of a particular species in a given area or region |
Community | arrow_right_alt | Different populations that live together in a specific area |
Biomass | arrow_right_alt | Total weight of living organisms in a given area |
1
Match the roles in an ecosystem with the correct terms.
Match the roles in an ecosystem with the correct terms.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Producer | arrow_right_alt | Eats other organisms for energy |
Consumer | arrow_right_alt | Breaks down and recycles dead organic matter |
Decomposer | arrow_right_alt | Makes its own food through photosynthesis or chemosynthesis |
1
Match the following cycles with their corresponding roles in nature:
Match the following cycles with their corresponding roles in nature:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Nitrogen cycle | arrow_right_alt | Converting nitrogen gas into a form plants can use |
Carbon cycle | arrow_right_alt | Moving carbon between living organisms and the atmosphere |
Water cycle | arrow_right_alt | Recycling water on Earth |
1
Pair the following cycles with their impacts on ecosystems:
Pair the following cycles with their impacts on ecosystems:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Carbon cycle | arrow_right_alt | Ensures availability of freshwater for plants and animals |
Nitrogen cycle | arrow_right_alt | Regulation of Earth's climate by balancing carbon dioxide levels |
Water cycle | arrow_right_alt | Facilitates growth and development of plants through nitrogen fixation |
1
1
Match the following organisms with their correct place in food chains:
Match the following organisms with their correct place in food chains:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Fox | arrow_right_alt | Primary consumer |
Grass | arrow_right_alt | Secondary consumer |
Rabbit | arrow_right_alt | Producer |
1
Pair the organisms with the biotic or abiotic factors:
Pair the organisms with the biotic or abiotic factors:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Sunlight | arrow_right_alt | Abiotic factor |
Water | arrow_right_alt | Biotic factor |
Deer | arrow_right_alt | Abiotic factor |
1
Match the following terms to their correct definitions:
Match the following terms to their correct definitions:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Predator | arrow_right_alt | Hunts other organisms for food |
Decomposer | arrow_right_alt | Breaks down dead organisms into nutrients |
Herbivore | arrow_right_alt | Eats only plants |