7th Grade Biodiversity Test Review

What can occur in a virus that might cause it to be resistant to antibiotics?

• mutation

• degradation

• replication

• pasteurization

Which of these is a tool used to identify organisms?

• a hypothesis

• a control

• a stimulus

• a dichotomous key

_____________ is the ability of an organism to maintain steady internal conditions when outside conditions change.

• A hypothesis

• Homeostasis

• A variable

• Binomial nomenclature

_______________ is an organism that has many cells.

• Multicellular

• Unicellular

• Eukaryotic

• Prokaryotic

Two examples of an external stimuli would be which of the following? Choose one.

• temperature

• thirst

• light

• hunger

Who was the first to organize and classify living things?

• Whitaker

• Aristotle

• Beck

• Smith

A group of organisms that can produce fertile offspring are called?

• Genus

• Species

• Cladogram

• Plants

An animal that has a backbone is called?

• cells

• invertebrate

• eukaryotic

• vertebrate

Which of the following do all protists have in common?

• being eukaryotic

• being prokaryotic

• being multicellular

• being unicellular

Strands of DNA or RNA surrounded by a layer of protein are called?

• bacteria

• protists

• viruses

• animals