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High School Set 7 (2013) - Round 1 - Question 1

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TOSS-UP: BIOLOGY Multiple Choice

Glucose is an example of what class of sugars?

  • W. Hexose
  • X. Pentose
  • Y. Tetrose
  • Z. Dextrose
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High School Set 7 (2013) - Round 1 - Question 1

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BONUS: BIOLOGY Short Answer

Name two cellular organelles besides the nucleus that contain a genome.

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High School Set 7 (2013) - Round 1 - Question 2

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TOSS-UP: Physics Multiple Choice

A train approaches a station with a velocity of +15 meters per second relative to the ground. If a person on the train is moving towards the rear of the train at a speed of 1.5 meters per second relative to the train, what is the velocity, in meters per second, of the person relative to the ground?

  • W. +13.5
  • X. – 13.5
  • Y. +16.5
  • Z. -16.5
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High School Set 7 (2013) - Round 1 - Question 2

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BONUS: Physics Short Answer

A set of non-zero vectors is added to obtain a sum of zero. What is the minimum number of vectors in the set if they are a) equal in magnitude or b) unequal in magnitude?

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High School Set 7 (2013) - Round 1 - Question 3

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TOSS-UP: MATH Multiple Choice

Which of the following relations does NOT represent a function?

  • W. {(2, 3), (-4, 3), (7, 3)}
  • X. {(0, 0), (-1, -1), (2, 2)}
  • Y. {(2, 3), (-5, 3), (2, 7)}
  • Z. {(-1, 3), (-5, 3), (-9, 0)}
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High School Set 7 (2013) - Round 1 - Question 3

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BONUS: MATH Short Answer

How many distinct signals can be made using four flags of different colors on a vertical flagpole?

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High School Set 7 (2013) - Round 1 - Question 4

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TOSS-UP: Energy Multiple Choice

Which of the following is NOT a result of mountaintop coal mining?

  • W. Increased mineral content in valley streams
  • X. Formation of new wetlands
  • Y. Reduction in amphibian populations
  • Z. Defragmentation of forests
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High School Set 7 (2013) - Round 1 - Question 4

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BONUS: Energy Multiple Choice

Lithium thionyl [THY-uh-nil] chloride batteries have low current delivery but long life spans. They are able to operate at a temperature range between -55° Celsius and 150° Celsius. Which of the following is least likely to be powered by a lithium thionyl chloride battery?

  • W. Speakers
  • X. Smoke detectors
  • Y. Diving equipment
  • Z. Wireless alarm systems
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High School Set 7 (2013) - Round 1 - Question 5

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TOSS-UP: Earth and Space Multiple Choice

What cloud type is characterized by a formless cloud layer that is almost uniformly dark gray?

  • W. Cumulonimbus [kyoo-myuh-loh-NIM-buhs]
  • X. Altocirrus
  • Y. Cumulus
  • Z. Nimbostratus [nim-boh-STRAT-uhs]
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High School Set 7 (2013) - Round 1 - Question 5

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BONUS: Earth and Space Short Answer

What is the term for a ridge of till that is formed when the lateral moraines of two adjacent alpine glaciers coalesce [koh-uh-LES]?

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