They are both invertebrates.
Lobsters are saltwater and crayfish (crawdads) are freshwater.
it isn't
The plural of "crayfish" can be either "crayfish" or "crayfishes." Both forms are accepted, with "crayfish" being more commonly used. The term refers to multiple individuals of the same species, similar to how the word "fish" can refer to multiple fish of the same or different species.
They are shellfish, they have an exoskeleton.
There is nothing different
A uropod is used for swimming. Telson does the same thing.
One possible food chain could be: algae → mosquito larvae → frogs → turtles. Another chain might be: grasshopper → frogs → turtles → fish. A third example could be: flies → mosquitoes → frogs → crayfish. Each food chain illustrates the transfer of energy through different trophic levels in an ecosystem.
Yes, Plasmodium does affect mosquitoes. It infects and multiplies within the mosquito's gut before moving to its salivary glands, where it can be transmitted to humans when the mosquito bites.
A crayfish is a crustacean that has a similar appearance to the shrimp. When referring to a group of crayfish you simply call them by the same name.
I am not sure, but from what I can conclude from diagrams and from a recent dissection no, the crayfish does not have a liver. Although you should consider asking your biology teacher just to be sure.
Crayfish cannot eat adult mosquitoes. Crayfish are aquatic. However, baby crayfish love to eat mosquito larvae. Mosquito larvae begin their life in water and later grow into their adult flying form.
One problem with keeping crayfish as pets is that most crayfish can not be in the same tank. The biggest one usually becomes dominant and injures or even kills the others. Another problem is that if a crayfish and their tank are not properly taken care of it can begin to smell very bad.