Biology Practice Test

Which of the following is true in relation to the differences of quantitative and qualitative research?

• Quantitative observations use numbers, qualitative uses the senses.

• Quantitative observations use the senses, qualitative uses numbers.

• Quantitative observations use measurement, qualitative uses numbers.

• Quantitative observations use colors, qualitative uses the senses.

Data that are qualitative are always-

• described in words
• represented in numbers
• repeated for verification
• the most accurate type of data

"The insect in Container B has six appendages" is an example of what type of scientific observation?

• quanitative
• qualitative
• inference
• hypothesis

A hypothesis is-

• a possible explanation of an observation that can be tested
• a proven statement
• a conclusive statement
• a definite answer to a possible problem

The variable that is measured in the experiment is-

• the dependent variable
• the independent variable
• the control variable
• the hypothetical variable

Which of the following is NOT a characteristics of a hypothesis?

• Must be made with background knowledge

• Must be testable

• Must organizes the IV and DV

• Must always be correct

If I feed Puff Puff McGuff mole crabs, then his teeth will wear down. The responding variable in this hypothesis is:

• Mole crabs as food

• Wearing down puffs teeth

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

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which is a pioneer species?

• trees
• flowers
• mushrooms
• lichen

What is biodiversity?

• a population of a species 
• the growth of cities
• destruction of natural habitats
• a variety of organisms 

Tags

NGSS.MS-LS2-5

NGSS.MS-LS4-1