Science Bowl Questions

Question 1

What organelle functions to isolate a human cell’s chromosomes
from the cytoplasm?

Answer 1

NUCLEUS

Question 2

What is the primary oxygen-carrying protein found in red blood
cells?

Answer 2

HEMOGLOBIN

Question 3

What physical state of matter is intermediate between a
solid and gas?

Answer 3

LIQUID

Question 4

Which of the following BEST describes the term static:
W) stationary
X) low
Y) constant
Z) used

Answer 4

W) STATIONARY

Question 5

What is the general name for the rising and falling of sea
levels in response to the forces exerted by the Moon and Sun?

Answer 5

TIDES

Question 6

Approximately what fraction of Earth’s surface is covered
by oceans:
W) one-half
X) two-thirds
Y) seven-tenths
Z) four-fifths

Answer 6

Y) SEVEN-TENTHS

Question 7

How many degrees are in one-third of a right angle?

Answer 7

30

Question 8

Round the number 535,279 to the nearest ten-thousand:

Answer 8

540,000

Question 9

The number 4.56 × 10^11 has how many zeroes?

Answer 9

9

Question 10

Short Answer Giving your answer in grams, subtract 200 grams from 6.2
kilograms:

Answer 10

6,000 (ACCEPT: 6 × 103
)

Question 11

How many permanent teeth does a typical adult human have?

Answer 11

32

Question 12

How many canine teeth does the typical human adult have?

Answer 12

4

Question 13

Mary tried to lift her couch by exerting 500 newtons of
force but it doesn’t budge. If the couch weighed 2,000 newtons, how much work did she do:
W) 0
X) 50 watts
Y) 500 joules
Z) 2000 joules

Answer 13

W) 0

Question 14

Jeff walks west in a straight path for 100 meters and then
east in a straight path for 150 meters. What is the magnitude of his displacement, in meters?

Answer 14

50

Question 15

The hydrologic cycle describes the circulation of Earth’s:
W) tides
X) water
Y) sediments
Z) rocks

Answer 15

X) WATER

Question 16

What is the name of the rock that makes up most of the ocean
floor and volcanic ocean islands?

Answer 16

BASALT

Question 17

In a right triangle, what is the name for the side opposite the 90º angle?

Answer 17

HYPOTENUSE

Question 18

Rounded to the nearest meter, find the length of the hypotenuse of a right
triangle if the legs measure 5 and 12 meters?

Answer 18

13

Question 19

What is the SI base unit for length?

Answer 19

METER

Question 20

Name all of the following 3 choices that are
measurements units for speed: mach; newton; knots

Answer 20

MACH; KNOTS

Question 21

Most of the heart is composed of which of the following
types of tissues:
W) epithelial
X) connective
Y) nervous
Z) muscle

Answer 21

Z) MUSCLE

Question 22

In the taxonomic name Homo sapiens, what taxonomic rank
does sapiens represent?

Answer 22

SPECIES

Question 23

What atomic particle balances the charge of protons to
produce a neutral atom?

Answer 23

ELECTRON

Question 24

Isotopes of the same element are based on their different
numbers of what atomic particle?

Answer 24

NEUTRONS

Question 25

Which of the Gas giant planets is closest to the Sun?

Answer 25

JUPITER

Question 26

What are the 2 main factors causing the metamorphism of rocks?

Answer 26

HEAT AND PRESSURE

Question 27

What is the name for any segment with one endpoint at the center of a circle and the other endpoint on the circle?

Answer 27

RADIUS

Question 28

Rounded to the nearest ten-thousandth, convert 1/3 to a decimal:

Answer 28

0.3333

Question 29

If there are 640 ounces of water in 5 gallons, how many ounces are in ½ gallon?

Answer 29

64

Question 30

Name all of the following 4 choices that are measurement units of area: meter; hectare; acre; mile

Answer 30

HECTARE; ACRE

Question 31

What is generally considered the basic unit of life?

Answer 31

THE CELL

Question 32

In what organelle of a plant cell does photosynthesis occur?

Answer 32

CHLOROPLAST

Question 33

An ionic state of an atom of hydrogen would have how many protons?

Answer 33

1

Question 34

What is the name for the biochemical process that converts grape juice into wine or soy beans into soy sauce?

Answer 34

FERMENTATION

Question 35

Giving your answer as north, south, east, or west, a southerly wind blows FROM what direction?

Answer 35

SOUTH

Question 36

Which of the following clouds has little vertical development: W) altostratus X) altocumulus Y) cirrus Z) nimbostratus

Answer 36

Y) CIRRUS

Question 37

What is the exact circumference, in centimeters, of a circle whose radius is 3 centimeters?

Answer 37

6π

Question 38

Change each of the following 3 fractions, respectively, to equivalent fractions with a denominator of 30: 1/3 3/5 5/6

Answer 38

10/30 18/30 25/30

Question 39

What is the common name for the antiseptic, found in many homes, that decomposes into water and oxygen?

Answer 39

HYDROGEN PEROXIDE

Question 40

What is the chemical formula for hydrogen peroxide?

Answer 40

H2O2 The 2s are subscripts

Question 41

r What is the scientific name for the white of a cooked egg?

Answer 41

ALBUMEN

Question 42

What term is generally used for biological catalysts?

Answer 42

ENZYMES

Question 43

What term do scientists use for the force of gravity acting on anything that has mass?

Answer 43

WEIGHT

Question 44

How many protons are present in a single helium nucleus?

Answer 44

2

Question 45

A weather forecast of 100% relative humidity suggests an increased possibility of: W) rain X) wind Y) rising temperature Z) drying conditions

Answer 45

W) RAIN

Question 46

What is the name for all Great Circles that pass through the north and south poles?

Answer 46

LONGITUDES (ACCEPT: MERIDIANS)

Question 47

If the perimeter of a triangle is 45 centimeters and the lengths of two of its sides are 16 and 12 centimeters, find the length of the third side, in centimeters:

Answer 47

17

Question 48

Every triangle has how many vertices?

Answer 48

3

Question 49

What general term describes the angle of degree north of south of the equator?

Answer 49

LATITUDE

Question 50

The geographic north pole is at what latitude?

Answer 50

90 (ACCEPT: 90º NORTH)