Bio Yr 1 Final Exam Rev #1

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

Testing a hypothesis often involves a(n):

• answer
• experiment
• problem
• safety check

Tags

NGSS.MS-ETS1-3

The analysis of data gathered during a particular experiment is necessary in order to

• (1) formulate a hypothesis for that experiment 
• (2) develop a research plan for the experiment 
• (3) design a control for the experiment 
• (4) draw a valid conclusion for that experiment

Tags

NGSS.MS-PS1-2

A student conducted an original, well-designed experiment, carefully following proper scientific procedure. In order for the conclusions to become generally accepted, the experiment must

• (1) contain several experimental variables
• (2) be repeated to verify the reliability of the data
• (3) support the original hypothesis
• (4) be conducted by a scientist

Tags

NGSS.MS-LS2-4

Organisms undergo constant chemical changes as they maintain an internal balance known as

• interdependence
• homeostasis
• synthesis
• recombination

Tags

NGSS.HS-LS1-3

One characteristic of all living things is that they 

• develop organ systems 
• produce identical offspring 
• maintain internal stability
• synthesize only inorganic matter 

Tags

NGSS.HS-LS1-3

A red onion cell has undergone a change, as represented in the diagram below. This change is most likely due to the cell being placed in

• distilled water 
• salt water 
• light 
• darkness

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-5

NGSS.MS-LS2-1