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Middle School Set 12 (2018) - Round 1 - Question 1

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TOSS-UP: LIFE SCIENCE Multiple Choice

Which of the following cellular components is present in eukaryotes [YOO-care-ee-oats], but not prokaryotes [PRO-care-ee-oats]?

  • W. Ribosome
  • X. Nucleus
  • Y. Vesicle
  • Z. Cell wall
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Middle School Set 12 (2018) - Round 1 - Question 1

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BONUS: LIFE SCIENCE Multiple Choice

Which of the following best describes the pathway of aerobic respiration?

  • W. Glucose is oxidized and oxygen is reduced
  • X. Oxygen is oxidized and glucose is reduced
  • Y. Both glucose and oxygen are oxidized
  • Z. Both glucose and oxygen are reduced
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Middle School Set 12 (2018) - Round 1 - Question 2

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TOSS-UP: EARTH AND SPACE SCIENCE Multiple Choice

Which of the following occurs at an ocean-continent convergent boundary?

  • W. Two tectonic plates move away from each other
  • X. Oceanic crust will subduct under continental crust
  • Y. Continental crust will subduct under oceanic crust
  • Z. Two tectonic plates slide past each other
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Middle School Set 12 (2018) - Round 1 - Question 2

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BONUS: EARTH AND SPACE SCIENCE Short Answer

Seismic waves propagate through Earth's interior following an earthquake. Identify all of the following three phases of matter through which P-waves can propagate: 1) Solid; 2) Liquid; 3) Gas.

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Middle School Set 12 (2018) - Round 1 - Question 3

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TOSS-UP: MATH Multiple Choice

Which of the following is not a possible type of triangle?

  • W. Acute isosceles
  • X. Acute scalene
  • Y. Obtuse equilateral
  • Z. Obtuse isosceles
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Middle School Set 12 (2018) - Round 1 - Question 3

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BONUS: MATH Short Answer

In the alternating arithmetic sequence with first 3 terms -7, 9, -11, what is the sum of the first 11 terms in the sequence?

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Middle School Set 12 (2018) - Round 1 - Question 4

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TOSS-UP: ENERGY Short Answer

DOE researchers recently published a study showing that individuals who are overweight at midlife have an increased risk for what neurodegenerative [NOOR-oh-dee-JEN-ur-ah-tiv] disease that is commonly associated with tau fibrils and amyloid [AM-ill-oyd]-beta plaques?

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Middle School Set 12 (2018) - Round 1 - Question 4

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BONUS: ENERGY Multiple Choice

Argonne National Lab researchers are studying colloids using high-powered microscopes. Which of the following is an example of a colloid?

  • W. Energy drink
  • X. Salt water
  • Y. Soda
  • Z. Milk
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Middle School Set 12 (2018) - Round 1 - Question 5

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TOSS-UP: EARTH AND SPACE SCIENCE Short Answer

The solar system's asteroid belt is a group of asteroids orbiting together between the orbits of which two planets?

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Middle School Set 12 (2018) - Round 1 - Question 5

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BONUS: EARTH AND SPACE SCIENCE Multiple Choice

Which of the following best describes the relationship between the velocity of a galaxy with its distance from the Earth?

  • W. Linear
  • X. Quadratic
  • Y. Ternary
  • Z. Quaternary
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