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WorksheetsLife Science Beginning of Year PRETEST
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
While studying populations, scientists will count nests and animal tracks. This process is called:
a)
sampling
b)
direct observation
c)
indirect observation
d)
mark and recapture
2.
Genes that are on the X and Y chromosomes that pass from parent to offspring are called
a)
boy girl genes
b)
sex-linked genes
c)
hidden traits
d)
gender traits
3.
Changes that happen after a disturbance in an existing ecosystem is called a/an ___________
a)
negative resources
b)
secondary resources
c)
primary succession
d)
recreational value
4.
What gives plant cells a rigid box-like shape?
a)
the endoplasmic reticulum
b)
the cell wall
c)
the nuclear membrane
d)
chloroplasts
5.
What organism gets its energy by eating other organisms?
a)
carnivore
b)
omnivore
c)
herbivore
d)
all of these answers are correct
6.
Which of the following organisms would be at the bottom of the energy pyramid?
a)
animals
b)
carnivores
c)
plants
d)
omnivores
7.
Which of the following is correct?
a)
adenine pairs with cytosine
b)
cytosine pairs with thiamine
c)
adenine pairs with thiamine
d)
thiamine pairs with guanine
8.
The nucleus is considered to be the ___________ of the cell.
a)
muscle
b)
power house
c)
arm
d)
brain
9.
Cells are produced by _______________
a)
Golgi bodies
b)
ribosomes
c)
chloroplasts
d)
other cells
10.
Single celled organisms are _____________
a)
carbohydrates
b)
unicellular
c)
proteins
d)
multicellular
11.
What do we call the protein molecule in which uracil replaces thymine?
a)
ANR
b)
AMA
AMA
AMA
c)
RNA
d)
DNA
12.
Bacteria cells have four parts: The cell wall, ribosomes, the cell membrane, and _____________.
a)
vacuoles
b)
nucleus
c)
chromosomes
d)
lysosomes
13.
The illegal killing of animals or removing them from their natural habitat is called ___________
a)
poaching
b)
extermination
c)
stealing
d)
kidnapping
14.
The study of how living things interact with each other and their environment is called _________
a)
Bateriology
b)
Ecology
c)
Psychology
d)
Biology
15.
Weather conditions, food supply, and amount of space available are examples of __________
a)
population control
b)
habitat destruction
c)
natural selection
d)
limiting factors
16.
What occurrence would cause and increase in a population?
a)
high birth rate
b)
high death rate
c)
low birthrate
d)
emigration
17.
Phenotype is the organism's physical appearance while _______ is the organism's genetic make-up
a)
gender type
b)
gentek type
c)
genetic file
d)
genotype
18.
The ________ is an example of an immovable joint?
a)
spine
b)
skull
c)
knee
d)
wrist
19.
A structure that is found in plant cells but not in animal cells is a(n) _______________.
a)
nucleus
b)
nuclear membrane
c)
cytoplasm
d)
cell wall
20.
The strong connective tissue that attaches muscle to bone is called a(n) _______
a)
dendrite
b)
tendon
c)
neuron
d)
axon
21.
Who is considered the Father of Genetics?
a)
Gregor Mendel
b)
George Washington
c)
Jose Mendoza
d)
Frederick Handel
22.
What captures the sun's energy to produce food?
a)
nuclear membrane
b)
cell wall
c)
endoplasmic reticulum
d)
chloroplasts
23.
Chloroplasts are found only in ______________
a)
animal cells
b)
plant cells
c)
bacteria cells
d)
blood cells
24.
What organism is the #1 cause of Environmental change?
a)
Donald Trump
b)
Humans
c)
Polar Bears
d)
El Nino
25.
The ability to maintain a stable internal condition is called ________
a)
kinetic energy
b)
homeostasis
c)
spontaneous generation
d)
reproduction
26.
The regular sequence of growth and division in cells is called ______
a)
cell division pattern
b)
the cell cycle
c)
cell stages
d)
the cell division
27.
Sugars and starches, which are made of carbon (C), oxygen (O), and hydrogen (H) are called ____________
a)
carbohydrates
b)
carboxides
c)
oxyhydrocarbs
d)
carbohyoxides
28.
A Sustainable Yield is _____________
a)
an area with a large population of valuable ocean organisms
b)
species influencing the survival of other species
c)
resources that can be used without reducing future supply
d)
in danger of becoming extinct
29.
In the following choices, the one that is NOT a function of the skeletal system is ________
a)
to produce red blood cells
b)
to transport red blood cells
c)
to shape and support the body
d)
to protect internal organs
30.
The process of H2O gas changing to a liquid to form clouds is called _______
a)
conflagration
b)
condensation
c)
condescension
d)
concentration
31.
If a species is unable to adapt and has the potential to become endangered, it is called __________
a)
a threatened species
b)
a dominant species
c)
an extinct species
d)
a primary species
32.
What do we call a chart that shows all of the possible genetic crosses?
a)
Punnett Square
b)
Heredity Table
c)
Prediction Graph
d)
Genetic Chart
33.
Who was the naturalist who spent 5 years at sea studying plants and animals, discovering adaptations between mainland and island organisms?
a)
Albert Einstein
b)
Charles Darwin
c)
Gregor Mendel
d)
Walter Sutton
34.
Which of the following is not made of cells?
a)
a dog
b)
a mushroom
c)
leaves
d)
sand
35.
What do we call an organism that is genetically identical to the organism that produced it
a)
a clone
b)
a duplicate
c)
a copy
d)
a twin
36.
The tiny hairlike structures in the nose where dust and bacteria are trapped are called __________
a)
alveoli
b)
villi
c)
tendons
d)
cillia
37.
A place where organisms obtain food, water, shelter and all things it needs to live, grow & reproduce is called a/an ________
a)
bachelor pad
b)
ecology
c)
habitat
d)
Environmental Impact Statement
38.
The two upper chambers of the heart are called the right ______ and the left ______. (Choose one answer only.)
a)
atrium
b)
ventricle
c)
pacemaker
d)
aorta
39.
What is used in criminal investigations to genetically connect a person to a crime?
a)
DNA readout
b)
dusting for fingerprints
c)
RNA fingerprinting
d)
DNA fingerprinting
40.
What do we call a picture of all chromosomes in a cell, which tells if the baby has correct number of chromosomes and what gender the baby is.
a)
karyotype
b)
genetic graph
c)
genetic spreadsheet
d)
pictograph
41.
The non-living parts of an ecosystem are ___________
a)
abiotic
b)
biotic
c)
population
d)
community
42.
Heat energy produced by the absorbing of sunlight through south facing windows is __________.
a)
active solar energy
b)
solar power cells
c)
passive solar energy
d)
solar rays
43.
What are the ways an organism must adapt in order to survive & reproduce?
a)
behaviorally and physically
b)
structurally and socially
c)
mentally and emotionally
d)
financially and educationally
44.
A protein the body produces to break down certain food parts is called a(n) _________.
a)
blood
b)
enzyme
c)
DNA
d)
bile
45.
An overlapping, complex diagram using arrows to point to what eats it, and showing the transfer of energy among organisms is called a/an ___________
a)
energy pathway
b)
food web
c)
energy role
d)
web cam
46.
An organism that only needs the sun's energy, water, and carbon dioxide to feed itself is called a/an ______________.
a)
autotroph
b)
heterotroph
c)
endotroph
d)
cuepitroph
47.
When performing a lab experiment, what units should your data be collected in?
a)
liters, meters, grams
b)
percentages, charts, graphs
c)
pints, inches, pounds
d)
liters, miles, fractions
48.
Bodies of water, mountains, and deserts that limit the dispersal of an organism are called ___________
a)
physical blockages
b)
physical inhibitors
c)
re-routers
d)
physical barriers
49.
When individual organisms are able to successfully adapt and have a better chance of survival than another, we call this ________
a)
Evolution
b)
Competition
c)
Keystone Species
d)
Natural Selection
50.
The cell membrane is considered the ___________ of the cell.
a)
storage tank
b)
gate keeper
c)
powerhouse
d)
mailroom
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