Serena knows that scientists use physical similarities to classify organisms. She studies the figures of four different organisms. Which two organisms should Serena conclude are most closely related?
Science Cells Review

Quiz
•
Other Sciences
•
6th - 7th Grade
•
Hard
Charles Martinez
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
1 and 2
1 and 3
2 and 3
2 and 4
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Eukaryotic cells and prokaryotic cells have some parts in common. Which of the following pairs of parts would you find in both types of cells?
cytoplasm and nucleus
cell membrane and cytoplasm
DNA and membrane-bound organelles
cell membrane and membrane-bound organelles
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Robert Hooke was the first person to describe cells. Which of the following instruments did he use to make his observations?
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cells use energy to carry out various cell processes. Which of the following molecules stores energy for the cell to use?
A.
ATP
DNA
water
chloroplast
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In biology class, Zach observes cells. Each cell has a structure that separates the inside of the cell from the environment. Which structure is Zach observing?
nucleus
cytoskeleton
cell membrane
genetic material
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Imagine a cell that has the shape of a cube with sides that are 3 cm long. Find the surface-area-to-volume ratio of this cell.
27 cm3
54 cm2
27 cm3 : 54 cm2
54 cm2 : 27 cm3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jemin is making a poster to compare unicellular organisms with multicellular organisms. She writes the following statements on her poster. Which of the following statements is not true?
Unicellular organisms live longer.
Multicellular organisms are larger.
Unicellular organisms are made of just one cell.
Multicellular organisms have cells that work together.
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