$100$100

Which of the following is a carbohydrate?

B –C5H12O6

A – C6H12O6

C – C8H18

D – C3H4O10

A. – C6H12O6

$500$500

Isotopes have the same number of__________ but different numberts of ____________.

B – electrons, neutrons

A – protons, electrons

C – protons, neutrons

D – neutrons, protons

C. –protons, neutrons

$200$200

In order for an atom to have a neutral charage, the number of protons must be _______than the number of electrons

B – greater than

A – none of the above

C – lesser than

D – equal toD. – equal to

$32,000$32,000

Which statement describes why water moves from the roots to leaves of plants?

B – surface tension

A – pushed up by solutes in roots

C – capillary action

D - cohesion

C – capillary action

$1,000$1,000

Based on your knowledge of the polarity of water molecules, the solute molecule is most likely

B – negitvely charged

A – positively charged

C – without charge

D - hyrophobic

A – positively charged

$2,000$2,000

A solution with a pH of 11 is

B - alkaline

A - neutral

C - acidic

D – a buffer

B. – alkaline

$2,000$2,000

A and B are examples of

B – amino acids

A - polypeptides

C - polymers

D – monosaccarides

B. – amino acids

$100$100

In order to make an atom positive, the atom must

B –lose protons

A – lose electrons

C – gain electrons

D – gain protons

A. – lose electrons

$4,000$4,000

A water molecule is polar because its hydrogen and oxygen atoms

B – both lose electrons

A – do not share electrons equally

C – become ions

D – both gain electrons

A. – do not share electrons equally

$8,000$8,000

MS rainfall pH varies from 3.9-4.5. According to these figures the most acidic rainfall has a pH of

B – 4.5

A – 3.5

C – 3.9

D – 4.0

C – 3.9

$16,000$16,000

Phenolpthalein is an indicator that is colorless in acids and turns pink in bases. Which level would turn the phenolpthalein pink?

B - 3

A - 1

C - 7

D - 9D - 9

$64,000$64,000

This is a

B - carb

A - lipid

C - protein

D – nucleic acid

A - lipid

$125,000$125,000

Fat is to lipid as

B – Amino acid is to protein

A – DNA is to RNA

C – carb is to sugar

D – Nucleus is to cell

B – Amino acid is to protein

$250,000$250,000

Which is NOT a function of proteins?

B – help fight disease

A – store and transmit genetic info

C – move substanes in & out cell

D – control rate of reaction

A – store and transmit genetic info

$500,000$500,000

Which is not true about enzymes?

B – they work best at specified pH

A – the shape allows it to do right job

C – enzymes are proteinsD – All enzymes have the sameShape as substrateD – All enzymes have the same Shape as substrate

$1,000,000$1,000,000

Which is true about catalyst

B – all catalyst are enzymes

A – slow down reaction rate

C – lower activation energy

D – catalyst are used up in reaction

C – lower activation energy

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The PrizesThe Prizes1 - $1002 - $2003 - $5004 - $1,0005 - $2,0006 - $4,0007 - $8,000

8 - $16,0009 - $32,00010 - $64,00011 - $125,00012 - $250,00013 - $500,00014 - $1,000,000