IUPUI Biology K101 - Marrs/Vaughn Sp' 2026 - Exam 1 - Chapters 1-6; Lab 1-3
Questions with correct answers 2026-2027
1. Magnification:
A. the ability of a microscope lens to distinguish two separate points
B. the amount an object is enlarged: B
2. Resolution:
A. the ability of a microscope lens to distinguish two separate points
B. the amount an object is enlarged: A
3. Most light microscopes carry a light filter: blue
4. Why do light microscopes have a blue light filter?
A. to filter out blue light, leaving more red light, which is best for highest
resolution images
B. to make the light easier on the eye, while being on the microscopes for long
periods of time
C. to filter out all light except blue light, which is best for highest resolution
images
D. since most samples are stained red, this allows greatest contrast for images-
:C
5. If the objective is 40X, what is the total magnification?: 400X
6. The magnification on your light microscope is
A. 10X
B. 100X
C. 1000X
D. 10,000X: C
7. An image of the plant cell under LOW power, compared to the image of the
same plant cell under HIGH power, would be:
A. smaller and in a darker field of view
B. smaller and in a brighter field of view
,IUPUI Biology K101 - Marrs/Vaughn Sp' 2026 - Exam 1 - Chapters 1-6; Lab 1-3
Questions with correct answers 2026-2027
C. larger and in a darker field of view
D. larger and in a brighter field of view: B
8. Microscopes that are will remain nearly focused after the low-power
objective lens is changes to the high-power objective lens.
A. Binocular
B. Parcentered
C. Parfocal
D. Properly adjusted: D
9. 1000mm = micrometers: 1 million
10. 1000mL = microliters: 1 million
11. 1000mg = micrograms: 1 million
12. 1 gram = micrograms: 1 million
13. 1 liter = microliters: 1 million
14. scientific notation conveys
A. accuracy
B. closeness
C. estimations
D. preciseness: D
15. what place is the HIGHEST value on the P1000: 1000
16. On a P200, the volume 0-2-2 would be microliters: 22
17. On a P1000, the volume 3-4-5 would be microliters: 3450
18. On a P20, the volume 2-2-5 would be microliters: 22.5
19. what is the MAXIMUM amount that a P1000 would deliver in mL?
A. 0.5 mL
B. 1 mL
C. 5 mL
D. 5.75 mL: B
,IUPUI Biology K101 - Marrs/Vaughn Sp' 2026 - Exam 1 - Chapters 1-6; Lab 1-3
Questions with correct answers 2026-2027
20. If 1-0-0 was dialed on both a P1000 and P200, the difference would be
microliters
A. 100
B. 10
C. 1
D. 900: D
21. The 4 essential elements are
1.
2.
3.
4. : Carbon
Hydrogen
Oxygen
Nitrogen
22. Benedicts test assesses for:
A. sugars
B. starches
C. lipids
D. proteins: A
23. Iodine test assesses for:
A. sugars
B. starches
C. lipids
D. proteins: B
24. Sudan IV's test assesses for:
A. sugars
B. starches
Questions with correct answers 2026-2027
1. Magnification:
A. the ability of a microscope lens to distinguish two separate points
B. the amount an object is enlarged: B
2. Resolution:
A. the ability of a microscope lens to distinguish two separate points
B. the amount an object is enlarged: A
3. Most light microscopes carry a light filter: blue
4. Why do light microscopes have a blue light filter?
A. to filter out blue light, leaving more red light, which is best for highest
resolution images
B. to make the light easier on the eye, while being on the microscopes for long
periods of time
C. to filter out all light except blue light, which is best for highest resolution
images
D. since most samples are stained red, this allows greatest contrast for images-
:C
5. If the objective is 40X, what is the total magnification?: 400X
6. The magnification on your light microscope is
A. 10X
B. 100X
C. 1000X
D. 10,000X: C
7. An image of the plant cell under LOW power, compared to the image of the
same plant cell under HIGH power, would be:
A. smaller and in a darker field of view
B. smaller and in a brighter field of view
,IUPUI Biology K101 - Marrs/Vaughn Sp' 2026 - Exam 1 - Chapters 1-6; Lab 1-3
Questions with correct answers 2026-2027
C. larger and in a darker field of view
D. larger and in a brighter field of view: B
8. Microscopes that are will remain nearly focused after the low-power
objective lens is changes to the high-power objective lens.
A. Binocular
B. Parcentered
C. Parfocal
D. Properly adjusted: D
9. 1000mm = micrometers: 1 million
10. 1000mL = microliters: 1 million
11. 1000mg = micrograms: 1 million
12. 1 gram = micrograms: 1 million
13. 1 liter = microliters: 1 million
14. scientific notation conveys
A. accuracy
B. closeness
C. estimations
D. preciseness: D
15. what place is the HIGHEST value on the P1000: 1000
16. On a P200, the volume 0-2-2 would be microliters: 22
17. On a P1000, the volume 3-4-5 would be microliters: 3450
18. On a P20, the volume 2-2-5 would be microliters: 22.5
19. what is the MAXIMUM amount that a P1000 would deliver in mL?
A. 0.5 mL
B. 1 mL
C. 5 mL
D. 5.75 mL: B
,IUPUI Biology K101 - Marrs/Vaughn Sp' 2026 - Exam 1 - Chapters 1-6; Lab 1-3
Questions with correct answers 2026-2027
20. If 1-0-0 was dialed on both a P1000 and P200, the difference would be
microliters
A. 100
B. 10
C. 1
D. 900: D
21. The 4 essential elements are
1.
2.
3.
4. : Carbon
Hydrogen
Oxygen
Nitrogen
22. Benedicts test assesses for:
A. sugars
B. starches
C. lipids
D. proteins: A
23. Iodine test assesses for:
A. sugars
B. starches
C. lipids
D. proteins: B
24. Sudan IV's test assesses for:
A. sugars
B. starches
