WorksheetsScience Bowl 1
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
What organelle functions to isolate a human cell's chromosomes from the cytoplasm?
a)
nucleus
b)
cell wall
c)
DNA
d)
nucleolus
2.
What is the primary oxygen-carrying protein found in red blood cells?
a)
oxygen
b)
hemoglobin
c)
erythocyte
d)
myoglobin
3.
what physical state of matter is intermediate between a solid and gas?
a)
liquid
b)
sublimation
c)
ice
d)
water
4.
Which of the following best describes the term static:
a)
stationary
b)
low
c)
constant
d)
used
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?
a)
tides
b)
waves
c)
phases
d)
cycles
6.
Approximately what fraction of Earth's surface is covered by oceans:
a)
one-half
b)
two-thirds
c)
seven-tenths
d)
four-fifths
7.
How many degrees are in one-third of a right angle?
a)
30
b)
3
c)
1
d)
10
8.
Round the number 535,279 to the nearest ten-thousand:
a)
540,000
b)
535,00
c)
535,300
d)
535,280
9.
the number 4.56 x 1011 has how many zeros?
a)
11
b)
10
c)
9
d)
0
10.
How many permanent teeth does a typical adult human have?
a)
32
b)
30
c)
28
d)
20
11.
How many canine teeth does the typical human adult have?
a)
4
b)
2
c)
6
d)
8
12.
Mary tried to lift her couch by exerting 500 newtons of force but it doesn't budge. If the couch weighed 2000 newtons, how much work did she do:
a)
0
b)
50 watts
c)
500 joules
d)
2000 joules
13.
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?
a)
50 m
b)
100 m
c)
150 m
d)
200m
14.
The hydrologic cycle describes the circulation of Earht's
a)
tides
b)
water
c)
sediments
d)
rocks
15.
What is the name of the rock that makes up most of the ocean floor and volcanic ocean islands?
a)
basalt
b)
sedimentary
c)
sand
d)
metamorphic
16.
What is the SI base unit for length?
a)
meter
b)
gram
c)
kilogram
d)
kilometer
17.
Name all of the following 3 choices that are measurements for speed: mach, newton, knots
a)
mach, knots
b)
mach, newton, knots
c)
newton, mach
d)
newton, knots
18.
Most of the heart is composed of which of the following types of tissue
a)
nerve
b)
muscle
c)
connective
d)
epithelial
19.
In the taxonomical name Homo sapiens, what taxonomical rank does sapiens represent?
a)
species
b)
genus
c)
kingdom
d)
class
20.
What atomic particle balances the charge of protons to produce a neutral atom?
a)
protons
b)
neutrons
c)
electrons
d)
nucleus
21.
Isotopes of the same element are based on their different numbers of what atomic particle?
a)
protons
b)
neutrons
c)
electrons
d)
quarks
22.
Which of the gas giant planets is closet to the sun?
a)
Jupiter
b)
Venus
c)
Saturn
d)
Mercury
23.
What are the 2 main factors causing the metamorphism of rocks?
a)
heat and pressure
b)
cooling and solidification
c)
settle and accumulate
24.
If there are 640 ounces of water in 5 gallons, how many ounces are in 1/2 gallon?
a)
64
b)
128
c)
320
d)
32
25.
Name all of the following 4 choices that are measurement units of area: meter, hectare, acre, mile
a)
meter, mile
b)
meter, acre
c)
mile, hectare
d)
hectare, acre
26.
What is generally consider the basic unit of life?
a)
atom
b)
cell
c)
molecule
d)
organism
27.
in what organelle of a plant cell does photosynthesis occur?
a)
cholorplast
b)
cytoplasm
c)
nucleus
d)
leaf
28.
An ionic state of an atom of hydrogen would have how many protons?
a)
1
b)
2
c)
3
d)
4
29.
What is the name for the biochemical process that converts grape juice into wine or soy beans into soy sauce
a)
decomposition
b)
fermentation
c)
chemosynthesis
d)
metabolism
30.
Giving your answer as north, south, east, or west , a southerly wind blows from what direction?
a)
south
b)
north
c)
east
d)
west
31.
Which of the following clouds has little vertical deelopment
a)
altostratus
b)
altocumulus
c)
cirrus
d)
nimbostratus
32.
What is the common name for the antiseptic, found in many homes, that decomposes into water and oxygen?
a)
rubbing alcohol
b)
hydrogen peroxide
c)
neosporin
d)
soap
33.
What is the chemical formula for hydrogen peroxide?
a)
H2P2
b)
HP
c)
H2O2
d)
HO
34.
What is the scientific name for the white of a cooked egg?
a)
albumen
b)
protein
c)
leukocyte
d)
yolk
35.
What term is generally used for biological catalysts?
a)
enzymes
b)
amnio acids
c)
metabolism
d)
lactic acid
36.
What term do scientists use for the force of gravity acting on anything that has mass?
a)
weight
b)
acceleration
c)
mass
d)
gravity
37.
How many protons are present in a single helium nucleus?
a)
1
b)
2
c)
3
d)
8
38.
A weather forecast of 100% relative humidity suggests an increased possibility of?
a)
rain
b)
wind
c)
drying conditions
d)
rising temperature
39.
The geographic north pole is at what latitude?
a)
90
b)
180
c)
360
d)
45
40.
What general term describes the angle or degree north or south of the equator?
a)
latitude
b)
longitude
c)
horizntal
d)
vertical
100 %
