Biology Semester 1 Review

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

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

• Diameter of the ball
• Force acting on the ball
• Height that the ball bounces
• Height from which the ball is dropped

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. What is the control variable?

• The ball used
• The height the ball bounces
• Height of the ball being dropped

Oldest type of cell

• Prokaryote
• Eukaryote
• both

Tags

NGSS.MS-LS4-2

Has Mitochondria

• Prokaryote
• Eukaryote
• both

Tags

NGSS.HS-LS1-7

Has cytoplasm

• Prokaryote
• Eukaryote
• both

Has nucleus

• Prokaryote
• Eukaryote
• both

In natural selection, the selective agent is the

• humans
• mutations
• breeders
• environment

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

This scientist stated that by using or not using a certain body part, organisms could change in their lifetime and that the trait gained would be passed down to their offspring.

• James Hutton
• Charles Lyell
• Jean-Baptiste Lamarck
• Thomas Malthus

Which of the following is the definition for speciation?

• an inherited or learned trait that increases an organism’s chance of survival in its environment
• the evolutionary process through which new species emerge
• a process by which organisms that are better adapted to their environment tend to survive, reproduce, increase in number, and pass their traits on to succeeding generations
• a process by which one of the extreme variations of a trait is favored

Tags

NGSS.HS-LS4-5