Biology Unit 1 Exam Review

______________________________ is the process of noticing and describing events.

• Observation

• Inference

• Hypothesis

• Theory

The _________________________________ variable is the factor in an experiment that is intentionally changed by the scientist.

• Dependent

• Independent

• Control

• Experimental

Tags

NGSS.MS-PS2-2

Data that includes numbers is called _____________.

• qualitative

• quantitative

• experimental

• control

A stimulus is

• 
  a signal to which an organism responds

• genetic material that is passed down by parents

• 
  a chemical reaction that cells carry out

• the process of forming a new organism

Tags

NGSS.MS-LS2-4

Which characteristic of living things best represents the statement below?

"Over the past few months, I have seen the lion cub's physical appearance change. It now has a mane, its adult teeth, and its spots are no longer visible."

• 
  Made of one or more cells

• 
  Inherit Traits from DNA

• Obtain/Use Materials and Energy

• 
  

  Growth/Development

• 
  Reproduction

Tags

NGSS.MS-LS1-5

Which characteristic of living things best represents the statement below?

"You notice that you have the same eye color as your mother, but the same hair color as your father."

• 
  Made of one or more cells

• 
  Inherit Traits from DNA

• Obtain/Use Materials and Energy

• 
  

  Growth/Development

• 
  Reproduction

Tags

NGSS.MS-LS3-2

Which characteristic of living things best represents the statement below?

"As I observed the cells through my microscope, I began to see them literally splitting apart, each time, one cell splitting into two identical cells."

• 
  Made of one or more cells

• 
  Inherit Traits from DNA

• Obtain/Use Materials and Energy

• 
  

  Growth/Development

• 
  Reproduction

Tags

NGSS.MS-LS1-1

Which characteristic of living things best represents the statement below?

"The human body is both an air conditioner and a heater! As the temperature drops, my body feels cold. I begin to shiver so that my body will warm back up. When the temperature is too high, I sweat to cool my body off."

• 
  Changing over time (Adaptation/Evolving)

• 
  Stable internal environment (Homeostasis)

• Obtain/Use Materials and Energy

• 
  

  Growth/Development

• 
  Reproduction

Which characteristic of living things best represents the statement below?

"Over millions of years, prey have grown faster and faster to outrun their predators."

• 
  Changing over time (Adaptation/Evolving)

• 
  Stable internal environment (Homeostasis)

• Obtain/Use Materials and Energy

• 
  

  Growth/Development

• 
  Reproduction

Tags

NGSS.MS-LS4-4

True or False: A scientific theory can eventually become a scientific law.

• True

• False