All of the Following Are TRUE of Insects,EXCEPT

question 81

Multiple Choice

All of the following are TRUE of insects,EXCEPT

• A) they evolved 400 million years ago.
• B) they have an endoskeleton made of protein and chitin.
• C) there are more insect species than all other animal species combined.
• D) they have three pairs of jointed legs.
• E) many of the most successful insects have wings.

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Definitions:

Methanol

A simple alcohol with the formula CH3OH, used as a solvent and as an antifreeze in fuel.

Products

The outcomes or substances resulting from a chemical reaction, which can be different in physical and chemical properties from the reactants.

Kinetic Control

A condition in which the rate at which reactants are converted into products determines the predominant product, influenced by factors like temperature and reaction time.

HBr

A corrosive, gaseous compound used in the production of inorganic and organic bromine compounds and as a catalyst in some types of chemical reactions.