Science Concepts Quiz

What is the definition of 'Matter'?

• Organism that breaks down and obtains energy from dead organic matter

• A system in which no matter is allowed to enter or leave

• Anything that has mass and takes up space

• A measure of the force of gravity on an object

What is a 'Closed System'?

• A system in which matter can enter from or escape to the surroundings

• A system in which no matter is allowed to enter or leave

• A system formed by the interaction of a community of organisms with their physical environment

• A fact or situation that is observed to exist or happen

What does 'Metamorphosis' refer to?

• Immature insects that do not look like adult insects

• Silky envelope spun by the larvae of many insects to protect pupas

• Change of form

• The state or process of rotting; decay

What is the role of a 'Decomposer'?

• Groups of organs working together

• A measure of the force of gravity on an object

• Organism that breaks down and obtains energy from dead organic matter

• Stage of metamorphosis in which an insect changes from a larva into an adult

What is the definition of 'Ecosystem'?

• A system formed by the interaction of a community of organisms with their physical environment

• A system in which no matter is allowed to enter or leave

• The testing of a hypothesis in order to form a logical conclusion based on gathered information

• A fact or situation that is observed to exist or happen