Biology Semester 1 Final Exam

Describe the difference between Accurate and Precise:

Read the paragraph below. Use what you know about the scientific method to answer the question that follows. (Hint: Your answer MUST use all the steps of the scientific method.)James noticed that when he placed food into the freezer for a long time, that it would have freezer burn on it. Freezer burn ruins food and James was tired of throwing food away. He remembered seeing commercials on TV that talked about things that could stop freezer burn: aluminium foil, specially made freezer bags, plastic wrap and plastic containers. He wondered which one would be the best.Use the scientific method to describe how James would test this.

Describe what a biologist does and name 2 jobs that are related to biology

Name 4 kinds of organisms:

If you were going to do an experiment on which type of paper makes paper airplanes fly the farthest, what materials would you use? List 3.

What is the difference between qualitative and quantitative data?

Describe the all the levels of organization and which level are we (humans) at?

There are 3 types of bonding that we discussed: Ionic, Covalent, Carbon.Chose 1 and describe what it is used to form and is the bond strong or weak?

If I were to build a protein, what would have to bond together? What are proteins used for?

If I were to build a carbohydrate, what would have to bond together? What are Carbohydrates used for?

The pH scale tells us if something is an acid or base.What are some of the differences between acids and bases?

What are the differences between solids, liquids and gases?

What does it mean when we say "Cells are the basic unit of Life" (Hint: Think of the how many cells bacteria needs to live)

Choose one of the organelles that we discussed this year. Tell me its:    -name    -what it looks like   -what it does in the cell

Here we see reactants and products. What is the difference between them?

Plants and Animals have different organelles in them. Name 2 and describe what they do.

Some of the organelles in plants and animals are the same. Name 2 and describe what they do.

What are the differences between smooth ER and Rough ER? (Hint: Their functions are different and what makes the Rough ER so rough)

Cells come from other cells is part of the cell theory.  Describe what this means.

What kind of cell is the vacuole found and what does it do?

Answer the question that follows this situation:Jenny counted all the money in her bank. She counted that she had exactly $566.23. Is that an accurate or precise measurement?

Answer the question that follows this situation:Mike counted the money in his bank. He had about five hundred dollars. Is that an accurate or precise measurement?

According to the Graph, which is the x-axis?

According to the Graph, where does the data go?

What are the 7 characteristics of living things?