Thursday, August 30, 2007
$$ Study Questions $$
1. Name and describe 4 characteristics of insects. Head- the head of the insect, Throax- is the middle of the insect, Abdomen- were the muscle of the insect is located , Exsoskeleton- the outside of the insects, which means they have no bones.
2.An insect's thorax is responsible for locomotion. Why is this? What are the different parts of the thorax that make this true and how do they work? The Different parts of the Thorax is the legs and the wings.The hind wing is membranous and folds like a fan.
3. Name and describe 4 different antennae types and an example of an insect with that type. Why do insects have different types of antennae? Moniliform bead like, And mostly found on Termites and some Beetles. Serrate saw like, Found on Click Beetles and Net Winged Beetles
Capitate knob like, Found on Butterflies and Antilions. Clavate Club like, Mostly found on Carpet Beetles.
4. What is the largest insect? What is the smallest insect? Why are no insects larger than a toaster? The biggest in today's world is the Goliathus Beetle. The Smallest insect are called fairyflies. They cannot grow once they have formed, and like a suit of armor, they become too heavy to move when they reach a certain size. Insects overcome the first problem by periodically molting their exoskeleton and growing a larger one in its place.
5. Name and describe 3 ways that insects are beneficial to people. Name and describe 3 ways that insects are harmful to people. They Polinate Plants, helps solve crime, keeps other insects away. Destroy crops, Carry Diseases, some are harmful.
6.Why are some insects' exoskeletons very rigid and others are so soft? Give an example of an insect with a hard exoskeleton and one with a soft exoskeleton. An insect with a hard exsoskelton is a ladybug. And another insect with a soft exoskeleton is a termite. The reason that some are hard is for protection. But some are also soft such as termites etc.. They are soft and can stetch i f needed, but if the insects have an hard exsoskelton they cannot strecth like the other insects. But the insects with the harder exsoskelton is subject to last longer than the others.
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2 comments:
Hey Twaun - I am sending an email to all the teachers as well about this assignment, but I posted a new assignment to the blog. It should be done today. If you could please point to all students that the assignment is on the blog I would really appreciate it.
5 and 2 should be answered in a paragraph form.
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