1. Which one of these is an unsafe practice?
7th grade Science Semester Review

Quiz
•
Science
•
7th Grade
•
Medium
Lydia Escobar
Used 36+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Testing a substance by tasting it
Watering a plant without wearing gloves
Using a glass rod to stir liquid in a glass beaker
Detecting an odor by moving air toward you with your hand
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Jessica and Sarah are practicing measurement. They are measuring different amounts of dyed water using beakers, graduated cylinders, and Erlenmeyer flasks. Sarah accidently knocks over a graduated cylinder. What should Sarah do?
Quickly pick up the broken glass and place it in the broken glass receptacle.
Quickly pick up the broken glass and place it in the trash can.
Let her teacher know and throw away the broken glass in the trash can.
Notify teacher and teacher will throw away the broken glass in the trash.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Which of the following is the first step in the scientific method? 7.03D (S) DOK2
Make an observation
Form a hypothesis
Test the prediction
Form a conclusion
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Students in Mrs. Thompson's class are getting ready to dissect a bullfrog. Which of the following lab supplies should be used to ensure that everyone's hands are protected from the chemicals that the bullfrogs are preserved in?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Which body system performs the same role as the wood in the house? 7.12B (S) DOK 2
Circulatory
Nervous
Respiratory
Skeletal
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Students view a cell under a microscope and notice that there is NO nucleus. The students conclude they are observing-
Bread yeast
onion skin
pollen grains
bacteria
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. At what level would the human heart be classified in the structural organization chart?
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2
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