1. Unit 1 Test Review

2. Interpreting Graphs
Mr. M’s class grades were graphed as a pie chart. Based on this graph:
The largest percentage of students received what grade?
Estimate what percentage of students received a B
Estimate what percentage of students received an A
Based on the graph, do you think Mr. M’s class is hard?

3. Interpreting Graphs
The scatterplot below shows a bus stop in which those waiting at the bus are plotted by their height and by their age. Identify what dot goes with which passenger

4. Interpreting Graphs
The graph below compares the number of students enrolled in classes.
What class has the highest enrollment?
How many students are enrolled in chemistry?
How many are enrolled in Anatomy?
Which course is least popular?

5. Interpreting Graphs
The line graph compares the growth of plants that were kept in the sun for different amounts of time.
On Day 7 – how tall were the 3 hr sun plants?
On Day 7 – how tall were the 6 hr sun plants?
On Day 11 – how tall were the 9 hr sun plants?
On Day 11,
The plant
that was grown
in1 hr of sunlight
was how tall?

6. Identify the Level:
Deer, hawks, chipmunks, temperature, sunlight, soil in the deciduous forest
Water, oxygen, carbon dioxide, amino acid
Hawks in the deciduous forest
Deer, hawks, and chipmunks in the deciduous forest
A deer in the deciduous forest
All the areas on earth, such as the desert, deciduous forest, rainforest, tundra

7. Identify the Level: The stomach of a deer’s digestive system
Several muscle cells working to digest inside the stomach of a deer
An individual circular-shaped basic unit of life that makes up the stomach
The liver, gallbladder, stomach, small intestine and large intestine all working to break
down food for the deer.
The nucleus, ribosomes, DNA, and mitochondria found inside of a muscle cell.

8. Experimental Design
Control Group
Experimental Group

9. Experimental Design After forming a hypothesis, a scientist usually…
What is a “controlled experiment?”
When does a hypothesis become a theory?

10. Evolution & Adaptation
Adaptations help an organism survive in its environment
Survive = eat & not get eaten

11. Evolution & Adaptation

12. Evolution & Adaptation