Term 1 Biology Practice Exam

What is the smallest structural and functional unit of an organism?

• Organ

• Cell

• Tissue

• Organ system

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

Which of the following is a biological system made of a group of organs working together to perform bodily functions?

• Organism

• Organ system

• Tissue

• Organelle

Tags

NGSS.HS-LS1-2

What is a gene?

• A protein that builds cells

• A sequence of nucleotides in DNA that is interpreted to produce mRNA

• A type of organelle

• A part of an organ

What is energy transfer?

• The conversion of energy from one type to another

• The movement of energy from one location to another

• The storage of energy in cells

• The loss of energy as heat

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What is one of the main points of Charles Darwin's theory?

• Evolution and natural selection

• Photosynthesis and respiration

• Gravity and motion

• Cell division and growth

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What must a hypothesis be in order to be valid?

• Creative and imaginative

• Testable and tested

• Long and detailed

• Simple and concise

Tags

NGSS.MS-PS3-5

What is an independent variable in an experiment?

• The factor that the researcher manipulates

• The outcome measured by the researcher

• The variable that remains constant

• The factor that is not used in the experiment

Tags

NGSS.MS-PS2-2

What does the term "dependent variable" refer to in an experiment?

• The factor that is manipulated

• The effect of the manipulated factor

• A group that does not receive treatment

• The factors that do not change

Tags

NGSS.MS-PS2-2

What is the role of a control group in an experiment?

• To receive the treatment being studied

• To manipulate the independent variable

• To not receive the treatment being studied

• To change the dependent variable

What does "cohesion" mean in terms of hydrogen bonding?

• Sticking to something else

• Sticking to itself

• Breaking apart

• Forming new bonds