WorksheetsMarine Food Web
Total questions: 15
Worksheet time: 15mins
What is the main role of algae in the marine food web?
Secondary consumers
Decomposers
Primary producers
Apex predators
Which organisms consume zooplankton according to the second marine food web?
Sharks and sea stars
Crabs and shrimp
Algae and coral
Sea urchins and clams
What kind of consumers are shrimp in the marine food web?
Producers
Primary consumers
Secondary consumers
Apex predators
What role do sea urchins play in the marine food web?
Primary producers
Primary consumers
Apex predators
Decomposers
What is a food web?
A diagram showing one food chain
A model illustrating multiple interconnected food chains
A map of an ecosystem
A list of animals in an ecosystem
What is emphasized by a food web?
The number of species in an ecosystem
The complexity of relationships among organisms
The size of an ecosystem
The speed of energy transfer
Which fish are mentioned as feeding on coral?
Triggerfish and parrotfish
Sharks and crabs
Zooplankton and shrimp
Sea stars and clams
How are food webs different from food chains?
Food webs are simpler than food chains
Food webs show only one path of energy flow
Food webs illustrate multiple interconnected food chains
Food webs do not include producers
Which organisms are considered secondary consumers in a marine food web?
Algae
Sharks
Small fish
Zooplankton
What is the primary source of energy in a marine food web?
Sunlight
Phytoplankton
Zooplankton
Fish
Which of the following organisms are considered primary consumers in a marine food web?
Sharks
Phytoplankton
Zooplankton
Seaweed
In a marine food web, which organism is most likely to be an apex predator?
Krill
Dolphin
Seaweed
Coral
What role do decomposers play in the marine food web?
They produce energy from sunlight
They consume primary producers
They break down dead organic matter
They are apex predators
How does overfishing affect the marine food web?
It increases the number of apex predators
It disrupts the balance of the ecosystem
It has no effect on the food web
It increases the population of primary producers
Which of the following best describes a trophic cascade in a marine food web?
A direct transfer of energy from the sun to apex predators
A series of changes in population sizes at different trophic levels
The extinction of a single species
The migration of fish to different areas
