Exercises

03/1. Research methods

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Think about the following situations. Are they examples of experimental or observational research?
a) Mapping the vegetation of a park.
b) Studying the efficiency of a bactericidal antibiotic.
c) Finding out the diet of a moose species.
d) Studying the fish species of a lake.
e) Comparing the yields of different species of grain.
f) Discovering the structure of a plankton organism.
g) Studying the influence of an insect-eating bird on the insect species of a certain area.
h) Comparing the survival of different plankton species in different acidity levels.

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03/2. Biologists and tools

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The study of life is such a broad subject that biologists must specialize in one of its field.

Use the internet to find out what the following types of biologists study:
a) Virologist
b) Geneticist
c) Ethologist
d) Astrobiologist
e) Taxonomist
f) Limnologist
g) Paleontologist

Think about the tools you would need to study the following things:
a) The growth rate of plants
b) A species of bats
c) Day butterflies
d) Nocturnal butterflies
e) Bacteria
f) Bird migration

Briefly explain how the following phenomena could be studied in a scientific manner.
a) The efficiency of bactericidal antibiotics.
b) The effects of the potassium concentration of water on two plankton species.
c) The diet of otters.
d) Should a mallard migrate to the south for the winter?

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03/3. Microscopic photographs

Return your microscopic photographs here.
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