Reference no: EM132837600
Invertebrates
Invertebrates are animals that do not have a hard backbone (vertebrae). They include a wide variety of animals, such as corals, worms, insects and molluscs. This section will give you a very brief glimpse at this diversity, starting with jellyfish.
A) Web site name: BBC News
Read "Glowing jellyfish grabs Nobel"
1) Which Nobel prize did these scientists win? _____________________________________________________________
2) List three uses for these glowing markers.
3) What does GFP stand for?
4) What is the scientific name of the jellyfish that was used in this study?
5) Which scientist worked out how to produce more colors, apart from green? ____________________
6) Explain how GFP is used in genetic engineering:
7) How many colors are found in the "brainbow"? ____________________
8) What are the five other Nobel prizes? _______________________________
B) Web site name: Nature News Feature
Read "The secret lives of jellyfish"
12) Which predator is adapted to consume jellies in large quantities?
13) Apart from penguins, which two other species prey on jellyfish?
14) Why is it hard to find jellyfish in the guts of predators?
15). List two other interesting facts from this article.
C) Web site name: BBC news
Read the article about carbon dioxide emissions and coral.
16). Why is coral important to come countries? ___________________________
17). What do scientists predict the pH of the oceans could drop to? __________
18). Apart from coral, what are three other species that extract calcium to build their shells or skeletons?
19). What industry could a drop in the numbers of coccolithophorids have consequences for? ____________________________
D) Use the "Search" feature of the internet to find information on any other invertebrate ( such as sponges, worms, snails, coral etc).
20). What web site did you find?
21). Did the web site have interesting photos or graphics? __________________ If so, which ones?
22). Summarize the information on this website: _________________________
E) Web site name: Science Daily
Read "Fiddler Crabs reveal honesty is not always the best policy"
23) How do male fiddler crabs "lie"? __________________________________
24) Why are these crabs "ideal" for studying dishonesty?
25) Which elements of fighting ability did the scientists measure?
26) When does the crabs "bluff' not work?
27) Why do scientists think that honest signaling has evolved?
28) Why are they called fiddler crabs? _________________________________
F) Web site name: New York Times
Read "Stinging tentacles offer hint of ocean decline".
29) In which country do blue flags warn swimmers of jellyfish? ____________
30) What problem do jellyfish cause to fishermen? _____________________________________________________________
31) What factors have caused the explosion of jellyfish?
32) Why are jellyfish referred to as the "cockroaches" of the ocean?
33) List five parts of the world that are "problem areas".
34) What is the scientific name of the jellyfish that formed a swarm a mile long? ___________________ ___________________
35) How long do wounds last after a jellyfish sting?
36) Why are jellyfish moving closer to beaches?
37) Why do low oxygen levels favor jellyfish?
Attachment:- Invertebrates.rar