Practice Questions

TLS Online TPP Program

#Question id: 9239

Why are changes in the global carbon cycle important?

#Unit 9. Diversity of Life Forms

Burning increases available carbon for primary producers and, therefore, primary consumers.
Deforestation and suburbanization increase an area's net primary productivity.
Increasing atmospheric concentrations of carbon dioxide are altering Earth's climate.
By using fossil fuels, we are replenishing a nonrenewable resource.

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TLS Online TPP Program

#Question id: 18886

#Unit 13. Methods in Biology

What type of microscopy allows for the visualization of internal components within live, unstained specimens?

TLS Online TPP Program

#Question id: 18887

#Unit 13. Methods in Biology

Drumstick appearance in the microscopy is the distinguishing characteristics of:

TLS Online TPP Program

#Question id: 18888

#Unit 13. Methods in Biology

In fluorescence microscopy, which of the following performs the function of removing all light except the blue light?

TLS Online TPP Program

#Question id: 18889

#Unit 13. Methods in Biology

In light microscopy, which of the following is used as fixatives prior to staining technique?

TLS Online TPP Program

#Question id: 18890

#Unit 13. Methods in Biology

Which part of the light microscope controls the intensity of light entering the viewing area?

TLS Online TPP Program

#Question id: 18891

#Unit 13. Methods in Biology

Which of the following microscope are not used for microscopy?