01 Oct Taxonomy and Biodiversity Pre-Lab
Taxonomy and Biodiversity Pre-Lab Homework [30 points] Name:
Part one: Classification of life
Click on the following link and watch the video: https://www.youtube.com/watch?v=DVouQRAKxYo If you have trouble with the link, search YouTube.com for “Amoeba Sisters Classification”. The correct video if titled “Classification” on the Amoeba Sisters channel. It is 7:41 long.
1. List the names of the eight major classification levels from most inclusive to most specific. (2 pts) 1. 2. 3. 4. 5. 6. 7. 8.
2. Make up your own mnemonic device to help you remember the levels of the Linnean hierarchical system of classification. (Hint: it can be similar to the one in the video but make up your own sentence.) (1 pt)
3. What makes the Domain Eukarya different from the other two domains (Bacteria and Archaea)? (2 pts)
4. Below is a list of the four eukaryotic kingdoms discussed in the video. For each one, explain what characteristics make them unique. (2 pts) a. Protista b. Fungi c. Plantae d. Animalia
5. The narrator mentions a couple of times that systems of classification may sometimes change. Why is this the case? What might cause a classification to change? (2 pts) 1
Part two: Phylogenetic trees
Click on the following link and watch the video: https://www.youtube.com/watch?v=6_XMKmFQ_w8 If you have trouble with the link, search YouTube.com for “Khan Academy Phylogenetic trees”. The correct video if titled “Phylogenetic trees” on the Kahn Academy channel. It is 10:56 long.
6. Following the procedure demonstrated in the video, create a table of traits for the five aliens shown below. (4 pts) A B C A D E
7. Use the table of traits to build a cladogram of the aliens. Label the tree with estimations of when your traits from question six first appear on your cladogram. (6 pts) 2
Part three: Insect Anatomy
Click on the following link and watch the video: https://www.youtube.com/watch?v=B4oL9P0J8eA If you have trouble with the link, search YouTube.com for “Insectopia Introduction to Insect Anatomy”. The correct video if titled “Introduction to Insect Anatomy” on the Insectopia channel. It is 5:31 long.
8. List the three main body parts on and insect and explain the basic function of each. (3 pts)
9. What are the four sensory/functional organs or appendages located on an insect’s head and what does each of them do? (2 pts)
10. What are the two types of appendages attached to the insect thorax? List how many of each appendage an insect typically has. (1 pt)
11. The video mentions three special types of wings: elytra, tegmina, membranous wings, and halteres. Explain what each of these is, which types of insects have them. (4 pts)
12. What are the two types of appendages that may be attached to an insect’s abdomen, and what so they do? (2 pts)
