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Dichotomous Keys and Food Webs Worksheet

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Revision Term 3
The organism shown in the diagram below was found in Mr. Goldstein's backyard last night.
Use the classification key above to answer the following questions.
1. Use the classification key above to identify the organism pictured.
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2. According to the key, what animal does not fly, has no fur on its tail, and has a short tail with no fur?
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3. What features does a Dipelphis marsupialis have?
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4. Tiye is examining an organism that doesn't fly, has fur on its tail and does not have a black mask. According
to the diagram above, this organism is?
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5. According to key below, which animal has wings covered by an exoskeleton and a round body?
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6. Using the Key in question 5, what are the features of the Dragon fly?
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7.
Using the Food web below answer the following questions?
a) List the Herbivores _________________________________________________________________
b) What is another name for this group of organisms? ________________________________________
c) Write down one food chain from the above food web. ______________________________________
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d) Which organism is an omnivore? _______________________________________________________
e) Give 2 examples of a carnivore? __________________________________________________________
f) Name an organism which would be considered a predator? _____________________________________
g) Name an organism which would be considered a prey? ________________________________________
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