U2 L5: Matter Cycling & Energy Flow in an Ecosystem

What is the best definition of a Producer?

• An organism or entity that creates energy or organic material.
• An entity that only decomposes organic material.
• An organism that consumes energy from other sources.
• A type of consumer that relies on producers for food.

What is the best definition of a Consumer?

• A consumer is an organism that produces its own food.
• A consumer is an organism that feeds on other organisms for energy.
• A consumer is an organism that decomposes dead matter.
• A consumer is an organism that only feeds on plants.

What is the best definition of a Decomposer?

• An organism that produces energy from sunlight.
• A type of plant that grows in water.
• An animal that hunts for food.
• An organism that breaks down dead organic material.

What is the best definition of a Herbivore?

• An animal that primarily feeds on insects.
• A plant that grows in herb gardens.
• An animal that eats both plants and meat.
• An animal that primarily feeds on plants.

What is the best definition of a Carnivore?

• An organism that primarily eats plants.
• A type of animal that can eat both meat and plants.
• A creature that only consumes fruits and vegetables.
• An organism that primarily eats meat.

What is the best definition of an Omnivore?

• An organism that eats both plants and animals.
• An organism that consumes only fruits.
• A carnivore that eats only meat.
• An organism that only eats plants.

What is the best definition of a Scavenger?

• An organism that primarily feeds on plants.
• A type of predator that hunts live animals.
• An organism that feeds on dead or decaying matter.
• An organism that decomposes organic material.

What is the best definition of a Food Chain?

• A food chain is a circular model of energy flow in an ecosystem.
• A food chain is a list of all the species in a habitat.
• A food chain is a diagram showing the physical structure of an ecosystem.
• A food chain is a linear representation of how energy and nutrients move through an ecosystem, from producers to consumers.

Tags

NGSS.MS-LS2-3

What is the best definition of a Food Web?

• A food web is a system of interrelated food chains in an ecosystem.
• A food web is a collection of unrelated species in an ecosystem.
• A food web is a type of food pyramid.
• A food web is a single linear food chain.

Tags

NGSS.MS-LS2-3

What is the best definition of an Energy Pyramid?

• A chart showing the distribution of species in an ecosystem.
• A diagram illustrating the water cycle in nature.
• A representation of food chain interactions among organisms.
• A graphical representation of energy flow in an ecosystem, showing energy loss at each trophic level (10% rule).

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6