Final Exam

Question 1

What is the total magnification of an object using a 40x objective lens and looking through 10x ocular lenses?

Answer 1

400x

Question 2

Putting your microscope away properly is something that every good biologist knows how to do. The correct steps for microscope storage are listed below. Choose the best answer.

Answer 2

• Rotate to 4x objective before removing slide
• Reset condenser
• Minimize light
• Off switch
• Unplug and wrap cord
• Cover

Question 3

true/false
Although historically called blue-green algae, Cyanobacteria are not eukaryotic, and many biologists restrict the word ‘algae’ to photosynthetic eukaryotes other than the Land Plants.

Answer 3

true

Question 4

What type of reproduction are certain rotifers (Bdelloidea) famous for?

Answer 4

obligate parthenogenesis

Question 5

Give the structures in the red ovals and the kind of organism

Answer 5

corona and rotifer

Question 6

How would you be able to appreciate an object’s 3-dimensional structure when viewing it through your microscope? Choose the best answer.

Answer 6

mentally integrating depth of focus using the fine focus knob

Question 7

true/false
All Bacteria and Archaea are prokaryotes; their cells lack a membrane-bound nucleus and lack complex organelles such as mitochondria or chloroplasts.

Answer 7

true