Cell Theory
Presentation
•
Science
•
1st Grade
•
Practice Problem
•
Hard
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12 Slides • 13 Questions
1
2
3
Multiple Choice
Which of the following is NOT one of the seven basic functions of life carried out by all living things?
Metabolism
Reproduction
Photosynthesis
Homeostasis
4
5
Multiple Choice
Which of the following is NOT one of the three basic tenets of cell theory?
All living things are composed of cells
Cells only arise from pre-existing cells
The cell is the smallest unit of life
Cells can spontaneously generate from non-living matter
6
7
Open Ended
Explain how the structure of a cell supports its function in maintaining an internal environment optimized for metabolism.
8
9
Multiple Select
Select all the statements that correctly describe atypical cell structures.
Striated muscle fibres are multinucleated.
Aseptate fungal hyphae have internal partitions between cells.
Sieve tube elements share metabolic functions through plasmodesmata.
Red blood cells retain their nuclei throughout their lifespan.
10
Multiple Choice
Which of the following cell types is multinucleated and consists of cells fused into a single fibre?
Aseptate fungal hyphae
Striated muscle fibre
Sieve tube element
Red blood cell
11
12
Fill in the Blanks
Type answer...
13
14
15
Open Ended
Compare the advantages and disadvantages of using light microscopes versus electron microscopes for studying cells.
16
17
Multiple Choice
Which type of electron microscope would you use to generate a surface rendering of a specimen?
Transmission electron microscope
Scanning electron microscope
Light microscope
Cryogenic electron microscope
18
19
Fill in the Blanks
Type answer...
20
Open Ended
Explain the importance of using the same units when calculating magnification or actual size in microscopy.
21
22
Multiple Select
Which of the following are correct formulas for calculating magnification, actual size, and image size in microscopy?
Magnification = Image Size ÷ Actual Size
Actual Size = Image Size ÷ Magnification
Image Size = Actual Size × Magnification
Magnification = Actual Size ÷ Image Size
23
24
Open Ended
Reflecting on today's lesson about the functions of life, which function do you think is the most important for the survival of an organism, and why?
25
Multiple Choice
Which of the following is NOT one of the seven basic functions of life listed in the slide?
Metabolism
Photosynthesis
Homeostasis
Excretion
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