Clorox is a laundry bleaching agent used to remove stains from white clothes. Suggest why the name begins with Clor- and ends with -ox.
A) Clor- because it has chlorine, -ox because it is as strong as an ox.
B) The active ingredient contains chlorine atoms, which behave as strong oxidizing agents.
C) Chlor- because it has chlorine ions, -ox because it is reduced.
D) Chlor- because it has chlorine ions, -ox because it uses oxygen.
Question 2
Why is the number of Tyrannosaurus rex fossils found so much lower than the number of fossils found for other dinosaurs?
A) The bones of T-rex were particularly nutritious, hence most were eaten by scavengers prior to fossilization.
B) The T-rex was at the top of its food chain (a quaternary consumer), which means that its population was limited in size.
C) The T-rex species was one of the first to die out.
D) Very few T-rex fossils remain because of the destructive powers of the great asteroid or comet that evidence suggests collided with our planet 65 million years ago.
A white squirrel. Note the non-pink eyes.
The heavily worn, and sometimes cutmarked, anterior teeth of Neadertals suggest that these teeth wer