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WorksheetsScience Review 3
Total questions: 71
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
Having two of the same genes for the trait (TT, tt); Both dominant or both recessive.
a)
homozygous or purebred
b)
heterozygous or hybrid
c)
twin offspring
d)
pairs of chromosomes
2.
What characteristic would a child NOT inherit from parents?
a)
freckles
b)
eye color
c)
hair style
d)
dimples
3.
Which of the following alleles is homozygous (purebred) recessive?
a)
Tt
b)
tt
c)
TT
d)
t
4.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
5.
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
6.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous genes
d)
mutated DNA
7.
A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?
a)
25%
b)
50%
c)
75%
d)
100%
8.
Where is DNA in a eukaryotic cell?
a)
Cytoplasm
b)
Cell membrane
c)
Nucleus
d)
Vacuole
9.
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
a)
recessive
b)
dominant
c)
lower case letter
d)
both
10.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
11.
The scientific study of heredity is ____.
a)
Genetics
b)
Punnett squares
c)
Inheritance
d)
Biology
12.
The image you see is a mammoth. Which trait most suggests that the mammoth was adapted to live in a cold climate?
a)
its thick, furry coat
b)
its long, flexible trunk
c)
its sharp, curved tusks
d)
its broad, powerful body
13.
when all members of a species have died
a)
Extinction
b)
Evolution
c)
Mutation
d)
Variation
14.
the process by which populations change over time
a)
Extinction
b)
Evolution
c)
Population
d)
Mutation
15.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
16.
In a pedigree, what shape represents a male?
a)
circle
b)
square
c)
triangle
d)
diamond
17.
What is the ultimate source of energy for life on Earth?
a)
glucose
b)
sunlight
c)
ATP
d)
H2O
18.
Why do plant cells need chlorophyll?
a)
for protection
b)
to store water
c)
to make food (photosynthesis)
d)
for reproduction
19.
What color is chlorophyll?
a)
Green
b)
Purple
c)
Blue
d)
Red
20.
A seed is a form of ____ reproduction.
a)
sexual
b)
asexual
c)
simple
21.
The ___ of the plant supports it and holds it upright.
a)
root
b)
stem
c)
leave
d)
flower
22.
___ is the process in which plants make food.
a)
reproduction
b)
fertilization
c)
photosynthesis
d)
binary fission
23.
The green pigment found in the chloroplasts of plant cells is called ____.
a)
chloroplast
b)
chlorophyll
c)
cell wall
d)
vacuole
24.
What is necessary for photosynthesis to occur?
a)
Carbon Dioxide
b)
Oxygen
c)
Nitrogen
d)
Helium
25.
Which of the following does a plant NOT need to survive?
a)
Water
b)
Sunlight
c)
Carbon Dioxide
d)
Oxygen
26.
Which process increases the variability of genetic information?
a)
Mitosis
b)
Meiosis
27.
Sexual Reproduction has how many parents?
a)
1
b)
2
c)
3
d)
4
28.
Asexual Reproduction has how many parents?
a)
1
b)
2
c)
3
d)
4
29.
Which cellular process is shown?
a)
meiosis
b)
endocytosis
c)
mitosis
d)
phagocytosis
30.
If a body cell has 10 chromosomes, how many does a sperm cell have from the same species?
a)
20
b)
10
c)
5
d)
40
31.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
32.
Directs all cell activities "Brain or Control Center of cell"
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
33.
Jelly-like substance found inside cell that acts as a medium for chemical reactions within the cell
a)
Nuclear Membrane
b)
Golgi Body
c)
Cytoplasm
d)
Ribosome
34.
"powerhouse of the cell" breaks down sugar molecules to release energy, site of cellular respiration, double membrane, self-replicating, contains own DNA, cristae
a)
Mitochondria
b)
Chloroplast
c)
Cell Wall
d)
Vesicle
35.
"Storage tanks" Can hold food, water or waste for the cell
a)
Ribosomes
b)
Vacuole
c)
Chloroplast
d)
Nucleolus
36.
A special plastid that contains chlorophyll a pigment that captures the sun's energy to produce glucose in a process called photosynthesis
a)
Chloroplast
b)
Cell Membrane
c)
Cell Wall
d)
Nuclear Membrane
37.
Rigid outer layer made of cellulose that supports and protects the cell (plant, fungi, and bacterial cells)
a)
Nucleolus
b)
Golgi Body
c)
Cell Wall
d)
Cytoskeleton
38.
What is a benefit of multicellular organisms?
a)
Can live in harsh environments
b)
Have a tough time living in harsh environments.
c)
When one cell dies the whole organism dies.
d)
When one cell dies the whole organism does not die.
39.
The basic unit of life is
a)
photon
b)
nutron
c)
organism
d)
cell
40.
A group of similar cells that perform a common function is
a)
tissue
b)
organ
c)
cell
d)
organ system
41.
A group of 2 or more organs working together to carry out a common function is
a)
tissue
b)
organ
c)
organ system
d)
cell
42.
What organelle do plants have surrounding their cells that animal cells lack?
a)
Cell Wall
b)
Woody Stems
c)
Sharp thorns
d)
Cell Membrane
43.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
44.
What cell part is NOT found in all cells?
a)
Cell Wall
b)
Cell Membrane
c)
Cytoplasm
d)
Genetic Material
45.
Living things require energy to survive.
a)
True
b)
False
46.
All living organisms are made up of ____.
a)
Cells
b)
Bacteria
c)
Organs
d)
Tissue
47.
organisms made of many cells are called
a)
heterotrophs
b)
autotrophs
c)
multicellular
d)
unicellular
48.
Circulatory System
a)
Molecule
b)
Organ System
c)
Cell
d)
Organ
49.
Rihanna
a)
Molecule
b)
Atom
c)
Organism
d)
Cell
50.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
51.
An illustration and a dichotomous key are given. What is the correct classification for this organism?
a)
Class Insecta
b)
Order Amblygygi
c)
Order Araneae
d)
Order Scorpiones
52.
what gas do animal remove from their body?
a)
oxygen
b)
carbon
c)
carbon dioxide
d)
carbon monoxide
53.
The place where an organism lives is its _________.
a)
habitat
b)
abiotic
c)
ecosystem
d)
community
54.
An individual living thing is a/an __________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
55.
All of the living parts of an ecosystem are _________.
a)
biology
b)
biotic
c)
abiotic
d)
biography
56.
All of the nonliving parts of an ecosystem are _______.
a)
biography
b)
biotic
c)
abiotic
d)
biology
57.
A group of organisms of the same species living in the same area are called a/an ________.
a)
community
b)
habitat
c)
population
d)
ecosystem
58.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
59.
A group of different species that live together and interact in an environment are called a/an ________.
a)
community
b)
habitat
c)
population
d)
ecosystem
60.
List the four stages of the complete metamorphosis life cycles in the correct order.
a)
Egg, Pupa, Larva, Adult
b)
Egg, Larva, Pupa, Adult
c)
Adult, Egg, Larva, Pupa
d)
Adult, Egg, Pupa, Larva
61.
Consumers that get energy by eating ONLY plants are called: _____
a)
herbivores
b)
omnivores
c)
carnivores
62.
Consumers that eat ONLY animals are ______
a)
herbivores
b)
carnivores
c)
omnivores
63.
This is when an animal travels in search of food or a place to reproduce _______
a)
hibernation
b)
migration
64.
Consumers that eat BOTH plants and animals are ______
a)
omnivores
b)
carnivores
c)
herbivores
65.
This is a system of overlapping food chains: _____
a)
niche
b)
food web
66.
The Sun and the Earth share some similarities, including their –
a)
size
b)
shape
c)
temperature
d)
composition
67.
Small grains that contain a plant's male reproductive cells.
a)
stamen
b)
pollen
c)
anther
d)
stigma
68.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1,
d)
4, 3, 1, 2
69.
If this substance takes up 6ml of space, what is its mass?
a)
6 ml
b)
6 grams
c)
0 grams
d)
4 grams
70.
The process by which water, wind, ice, and changes in temperature break down rock into fragments called sediments.
a)
Deposition
b)
Erosion
c)
Weathering
d)
Igneous Rock
71.
what is the rock cycle.
a)
molten rock that is stored underground.
b)
rock material that forms where rocks are broken down into smaller pieces.
c)
a process that changes one type of rock into another type of rock.
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