Round #4 Flashcards
(46 cards)
1) Life Science – Multiple Choice What is the name for the microscopic pores on the surface of leaves and stems in
plants through which gas exchange occurs ?
W) Stele [STEEl-ee]
X) Phloem [FLOW-em]
Y) Cambium [KAM-bee-um]
Z) Stomata [stow-MAH-tah]
ANSWER: Z) STOMATA
1) Life Science – Multiple Choice Which of the following is NOT true of sister chromatids [CROW-mah-tids]?
W) They are connected by centromeres [SEN-troh-meers]
X) They are identical
Y) They are diploid [DIH-ployd]
Z) They contain different alleles [Ah-LEELZ]
ANSWER: Z) THEY CONTAIN DIFFERENT ALLELES
2) Math – Short Answer What is 83 – 19 + 17?
ANSWER: 81
2) Math – Short Answer A triangle has two exterior angles that have degree measures of 115 and 120, respectively.
What is the degree measure of their common remote interior angle?
ANSWER: 55
3) Life Science – Multiple Choice The breakdown of molecules to obtain energy is which of the following?
W) Catabolism [cah-TAB-eh-lizm]
X) Anabolism [an-AB-beh-lizm]
Y) Respiration
Z) Transpiration
ANSWER: W) CATABOLISM
3) Life Science – Multiple Choice Which of the following human diseases is dominant?
W) Red-green color blindness
X) Cystic fibrosis
Y) Hemophilia
Z) Huntington’s disease
ANSWER: Z) HUNTINGTON’S DISEASE
4) Earth and Space – Multiple Choice Which of the following types of rocks typically exhibits stratification?
W) Igneous
X) Metamorphic
Y) Sedimentary
Z) Biological
ANSWER: Y) SEDIMENTARY
4) Earth and Space – Multiple Choice What is the term for small distinctive groups of stars within constellations?
W) Asterisms
X) Clusters
Y) Bands
Z) Cliques
ANSWER: W) ASTERISMS
5) Physical Science – Multiple Choice For which of the following molecules would elemental analysis give you the
molecular formula?
W) C3H6O9
X) SiO2
Y) C6H14
Z) H8O8
ANSWER: X) SiO2
5) Physical Science – Short Answer Rank the following three isotopes from least to greatest in terms of their numbers
of neutrons: 1) Carbon-14; 2) Nitrogen-14; 3) Oxygen-18.
ANSWER: 2, 1, 3
6) Energy – Multiple Choice What role is fission-based nuclear power used for in the energy production and
distribution grid?
W) Baseload
X) Peak
Y) Arbitrage
Z) Peak shaving
ANSWER: W) BASELOAD
6) Energy – Short Answer Increasing the amount of thermal energy contained in an object also increases what
quantifiable property of the object?
ANSWER: TEMPERATURE
7) Math – Short Answer Simplify the following expression: a7 times a5
ANSWER: a12
7) Math – Short Answer At the start of school, Jack scored 63 on his pre-test. At the end of the first week,
he scored 68 on his post-test. Rounded to the nearest tenth of a percent, what is his percent increase?
ANSWER: 7.9
8) Energy – Multiple Choice In which of the following states would you not expect to find a coal mine?
W) Nevada
X) Illinois
Y) Louisiana
Z) North Dakota
ANSWER: W) NEVADA
8) Energy – Multiple Choice Coal is primarily used to generate electricity. Which of the following is the second largest
use of coal?
W) Heating homes
X) Running factories
Y) Fueling trains
Z) Smelting and steelmaking
ANSWER: Z) SMELTING AND STEELMAKING
9) Physical Science – Multiple Choice If the temperature of a gaseous medium through which a sound wave passes is
decreased, what will happen to the speed of the wave?
W) It will increase
X) It will decrease
Y) It will remain the same
Z) It will fluctuate
ANSWER: X) IT WILL DECREASE
9) Physical Science – Short Answer Identify all of the following three quantities that, when changed, would affect the
period of a pendulum: 1) Mass of the bob; 2) Density of the bob; 3) Length of the string.
ANSWER: 3 (ACCEPT: LENGTH OF THE STRING)
10) Math – Short Answer What is the area of a right triangle with legs of length 4 and 7?
ANSWER: 14
10) Math – Short Answer A cell phone plan costs a fixed rate per month plus a charge per text message. One month,
Sarah had 200 texts and her total bill was $34. The next month, she had 500 texts and her total bill was $52. In dollars,
what is the fixed rate per month?
ANSWER: 22
11) Life Science – Multiple Choice Which of the following is a protein?
W) Triglycerides [try-GLIH-sir-ides]
X) Myoglobin [MY-oh-glow-bin]
Y) Uracil [YUR-ah-sil]
Z) Ribose [RYE-bose]
ANSWER: X) MYOGLOBIN
11) Life Science – Multiple Choice Which of the following is not an ectotherm?
W) Otter
X) Gold fish
Y) Turtle
Z) Beetle
ANSWER: W) OTTER
12) Earth and Space – Multiple Choice The temperature of a body of water influences which of the following?
W) The temperature of the air above it
X) The formation of deserts
Y) Global climate change
Z) Salt concentration
ANSWER: W) THE TEMPERATURE OF THE AIR ABOVE IT
12) Earth and Space – Short Answer ENSO is an acronym for an irregular periodical variation in sea surface
temperatures and winds in the eastern tropical Pacific Ocean. What does ENSO stand for?
ANSWER: EL NIÑO-SOUTHERN OSCILLATION
