Dichotomous Keys
Fill in the blank:
Classification helps scientists to c____________
Communicate
A cat would be classified under which of the five kingdoms of classification?
Animalia
The function of the stage is to...?
Hold the sample or specimen
Bacteria is an example of a unicellullar or multicellular organism?
unicellular
A dichotomous key always splits into how many branches?
Two
Bacteria would be classified under which kingdom of classification?
Kingdom Monera
What is the function of the lamp on a microscope?
To provide light to the sample or slide
Unicellular organisms reproduce via...
Binary fission
Fill in the blank:
Dichotomous keys can only be used on organisms that have already been i__________ by someone else.
identified
The term for an organism that gains energy from consuming other living things is...?
Heterotroph
Ocular lens
Multicellular organisms generally have a more c________ structure.
complex
Fill in the blank:
A t_________ key is a smaller, more compact version of a dichotomous key.
tabular
Genus name, then the species name. e.g. Felis catus
A microscope has an eyepiece with a magnification of 10x, and an objective lens of 20x. Calculate the total magnification.
200x
Multicellular organisms reproduce via what process?
mitosis and meiosis
Which of the following descriptions would not be good to use to classify a group of birds in a dichotomous key?
- Has a blue stripe above the eye
- Has black and white feathers
- Is sitting on the ground
- Is sitting on the ground
How do cells from Kingdom Fungi differ from Kingdom Animalia?
Cells from Kingdom Fungi differ from Kingdom Animalia as they contain a cell wall.
The function of the diaphragm of the microscope is to...?
Adjust the amount of light illuminating the slide or sample.
True or false: Multicellular organisms obtain energy only through photosynthesis.
False