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Life Science/Biology FINAL Test

Total questions: 100

Worksheet time: 5hrs 0mins

Name
Class
Date
1.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
2.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
3.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
4.

A rabbit in a food web would be considered a:

a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
5.

In a Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?

a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
6.

A lion is an example of a(n):

a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
7.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
8.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
9.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
10.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
11.
 plants that convert energy from the sun
a)
decomposer
b)
primary consumer
c)
secondary consumer
d)
producer
12.
Nearly all energy that fuels life on Earth comes from
a)
water
b)
the soil
c)
the sun
d)
the air
13.
What is the role of fungi in food webs?
a)
scavenger
b)
bacteria
c)
producer
d)
decomposer
14.
Which of the following refers to all the organisms in a particular area?
a)
ecosystem
b)
community
c)
organelles
d)
population
15.
How do producers get the nutrients they need to survive?
a)

They use energy from the sun to make food from sugar and oxygen. 

b)
The break down and use the nutrients in dead organisms.
c)
They absorb nutrients from the atmosphere. 
d)
They use energy from the sun to make food from water and carbon dioxide. 
16.
In any population there will be individuals with traits that give them an advantage over others in the population and are more likely to survive and reproduce. This is part of which principle?
a)
mutations
b)
natural selection
c)
genetic resistance
d)
translation
17.

________ are the traits that make an organism better able to survive in its environment.

a)
adaptations
b)
evolution
c)
niche
d)
population
18.

When the environment changes more quickly then a species can adapt to the changes, the species may become

a)

extinct

b)

diverse

c)

dominate

d)

overpopulated

19.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
20.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
21.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
22.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
23.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
24.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
25.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
26.
Which shows the correct complementary base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
27.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
28.

How many chromosomes do human cells have?

a)

46

b)

23

c)

2

d)

44

29.

Bundled up, organized DNA is called a

a)

gene

b)

trait

c)

chromosome

d)

nucleotide

30.
How many alleles (letters) do each person carry for a trait?
a)
1
b)
2
c)
3
d)
4
31.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
32.
How many alleles (letters) does a child get from each parent for each trait?
a)
1
b)
2
c)
3
d)
4
33.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
34.

In simple dominance, in a heterozygous genotype, the ___________ allele takes over in the phenotype.

a)
recessive
b)
dominant
c)
lower case letter
d)
both 
35.

What you see, or the physical appearance is known as:

a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
36.

Big T - tall and Little t = short. In a punnett square, crossing heterozygous parents, what belongs in the missing square at the bottom right (or last square)

a)

tt (little t, little t)

b)

Tt (big T little t)

c)
Bb
d)

TT (Big T Big T)

37.

Big B = brown eyes

Little b = blue eyes

What is true about these two brothers that have brown eyes? One has genotype BB (big B big B) the other Bb (big B little b).

a)
they have same phenotype and genotype
b)
they have different genotypes and phenotypes
c)
they have same phenotype but different genotypes
d)
they have same genotype but different phenotypes
38.

Aa (Big A little a) is

a)
homozygous
b)
heterozygous
39.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
DNA
40.

Which of the following genotype is homozygous dominant?

a)

A (Big A)

b)

Aa (Big A little a)

c)

AA (Big A Big A)

d)

aa (little a little a)

41.

Which of the following genotype is heterozygous?

a)

Bb (Bib B little b)

b)

BB (Big B Big B)

c)

bb (little b, little b)

d)

B (Big B)

42.
Which of the following is homozygous dominant?
a)

Yy (Big Y little y)

b)

Y (Big Y)

c)

yy (little y little y)

d)

YY (Big Y Big Y)

43.
Which of the following is homozygous recessive?
a)

Tt (Big T, little t)

b)

tt (little t, little t)

c)

TT (Big T, Big T)

d)

T (Big T)

44.

In a flowering plant species that expresses simple dominance, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant in this species?

a)

rr (Little r, little r)

b)

R (Big R)

c)

RR (Big R, big R)

d)

RR or Rr (Big R, big R or Big R little R)

45.
What gender has an X and a Y chromosome?
a)
male
b)
female
c)

Turner Syndrome

d)
all of the above
46.
Two heterozygous (Tt)tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
47.

This type of inheritance pattern is a MIXTURE or BLEND of both traits.

a)
incomplete dominance
b)
co-dominance
c)
complete dominance
d)
recessive pattern
48.

Colorblindness is a recessive, X chromosome sex-link disorder. Cross the parents (Mother is heterozygous and father is colorblind) to figure out which percentage of their offspring will be colorblind.

a)
25%
b)
0%
c)
75%
d)
50%
49.
This type of inheritance pattern shows BOTH traits in possible offspring
a)
complete dominance
b)
incomplete dominance
c)
co-dominance
d)
dominant pattern
50.
What determines gender in humans? 
a)
the X and Y chromosome
b)
chromosome 21
c)
codominance
d)
epistasis
51.
This is a part of the chromosome that carries information and controls a trait
a)
trait
b)
gene 
c)
chromosome
d)
offspring
52.
An organism with one recessive gene and one dominant gene is called a  
a)
gene
b)
recessive gene
c)
hybrid
d)
dominant gene
53.
What is NOT an example of an inherited TRAIT?
a)
eye color
b)
dimples
c)

cleft chin (like Miss O's chin)

d)
language
54.
What is an example of an inherited TRAIT?
a)
speaking English
b)
building a nest
c)
tallness in plants
d)
making a sandwich
55.
What characteristic would a child not inherit from parents?
a)
freckles
b)
eye color
c)
hair style
d)
dimples
56.

If a body cell in a butterfly contains 24 chromosomes, a butterfly EGG would contain

a)
3
b)
6
c)
12
d)
24
57.
A change in DNA.
a)
Competition
b)
Mutation
c)
Species
d)
Fitness
58.

An exact copy of a cell/organism is produced by cells undergoing...

a)

Mitosis

b)

Meiosis

59.

Some bacteria reproduce asexually, so they have...

a)

offspring identical to the parents.

b)

offspring unlike the parents.

60.

Brown Bears reproduce sexually, so all the baby bears are...

a)

different.

b)

the same.

61.

Identical copies are most related to...

a)

Mitosis and Sexual Reproduction

b)

Meiosis and Asexual Reproduction

c)

Mitosis and Asexual Reproduction

d)

Meiosis and Sexual Reproduction

62.

Unique and different offspring is...

a)

Mitosis and Sexual Reproduction

b)

Meiosis and Asexual Reproduction

c)

Mitosis and Asexual Reproduction

d)

Meiosis and Sexual Reproduction

63.

Asexual Reproduction requires...

a)

One Parent only.

b)

Two Parents.

64.

Sexual Reproduction requires...

a)

One Parent only.

b)

Two Parents.

65.

The fact that a baby is different from the parents is all thanks to...

a)

Meiosis.

b)

Mitosis.

66.

One cell going through one phase of division

a)
Mitosis
b)
Meiosis
67.

One cell going through two phases of division is known as

a)
Mitosis
b)
Meiosis
68.
Egg and Sperm are most related to...
a)
Mitosis
b)
Meiosis
69.

The stages of mitosis occur in which order

a)
Metaphase, Anaphase, Prophase, Telophase
b)
Prophase, Anaphase, Metaphase, Telophase
c)
Prophase, Metaphase, Anaphase, Telophase
d)
Anaphase, Prophase, Telophase, Metaphase
70.
In which type of cells will mitosis occur?
a)
egg cells
b)
sperm cells
c)
jail cells
d)
Body cells except the sperm and egg cells
71.
How many cells are created at the end of Mitosis?
a)

4 identical diploid cells

b)

2 identical diploid cells

c)

2 different diploid cells

d)

2 different diploid cells

72.

When the nucleus starts to form again and the cell membrane starts to cleave, this is known as

a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
73.
Humans have ________ pairs of chromosomes.
a)
21
b)
23
c)
46
d)
None of the above
74.
Uncontrollable cell growth is known as _____
a)
obesity
b)
cancer
c)
diabetes
d)
hepatitis
75.
When the chromosomes are pulled apart to opposite ends of the poles?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
76.

Unlike mitosis, meiosis in mammals results in the formation of

a)

two haploid gamete

b)

two diploid gametes

c)
four diploid gametes
d)
four haploid gametes
77.

The daughter cells at the end of MEIOSIS have how many chromosomes compared to the original?

a)
Half 
b)
Same 
c)
One-Third 
d)
None 
78.
The 2 daughter cells at the end of Mitosis have how many chromosomes compared to the original?
a)
Half 
b)
Same 
c)
One-Third 
d)
None 
79.

An organism that needs to eat other organisms to obtain energy is known as a(n):

a)

Carnivore

b)
Producer
c)
Consumer
d)

Heterotroph

80.

_______ are the smallest units of life because they grow, reproduce, respond, and use energy.

a)

atoms

b)

elements

c)

cells

d)

all of the above

81.

The cell theory states that_________

a)

cells come from cells

b)

all organisms are made of cells

c)

cells are the basic unit of structure and function for life

d)

all of the above

82.

A multicellular organism is made of

a)

one cell

b)

multiple cells

c)

unicellular cells

d)

there is no such thing as a "multicellular" organism

83.

Regardless of type, all cells

a)

have a cell membrane

b)

have cytoplasm

c)

can duplicate themselves by undergoing cell division

d)

contain DNA

e)

all of the above

84.

It is true, not all cells have a true nucleus, but all cells must have some sort of

a)

DNA

b)

Golgi Body

c)

Mitochondria

d)

Call Wall

85.

What type of cell lacks a nucleus?

a)

eukaryotic

b)

prokaryotic

c)

human

d)

animal

86.

Many celled organisms are called

a)

unicellular

b)

multicellular

c)

bicellular

d)

tricellular

87.

A cell in which the genetic material is enclosed within a nucleus is a

a)

eukaryotic cell

b)

prokaryotic cell

c)

human cell

d)

animal cell

88.

Single celled organisms are called

a)

unicellular

b)

multicellular

c)

bicellular

d)

tricellular

89.

Ian is looking at a cell using a microscope. He sees a nucleus and a large vacuole in the center of a cell. What type of cell is he most likely looking at?

a)

animal cell

b)

plant cell

c)

blood cell

d)

human cell

90.

Select the group of organelles that is common to both plant cells and animal cells.

a)

cytoplasm, mitochondria, cell wall, nucleus

b)

ribosomes, cell membrane, mitochondria, cytoplasm

c)

nucleus, cytoplasm, ribosomes, chloroplasts

91.

Surrounds and protects plant cells provides the structure stiff and strong

a)

Endoplasmic Reticulum

b)

Mitochondria

c)

Cell Wall

d)

Ribosomes

92.

A watery gel-like material in which cell orgeanelles move

a)

vacuole

b)

Golgi Apparatus

c)

Cytoplasm

d)

cell membrane

93.

Flexible, protects cell, controls the movement of materials into and out of the cell

a)

Cell Membrane

b)

Chromosomes

c)

Vacuoles

d)

Nucleus

94.

Powerhouse of the cell, the organelle that is the site of ATP (energy) production

a)

Nuclear Membrane

b)

Cell Wall

c)

Mitochondria

d)

Vacuoles

95.

Contain chlorophyll, captures the energy of sunlight and use it to produce food

a)

Chromosomes

b)

Chloroplasts

c)

DNA

d)

Golgi Apparatus

96.

Act as the 'brain' of the cell regulate and control all cell activities

a)

Cytoplasm

b)

Ribosomes

c)

Nucleus

d)

Chloroplasts

97.

Connect amino acids to make and proteins

a)

Cytoplasm

b)

Mitochondria

c)

Nucleus

d)

Ribosomes

98.

Store food water and chemicals

a)

Vacuoles

b)

mitochondria

c)

ribosomes

d)

Nucleus

99.

bundles proteins into bigger molecules

a)

Cell Theory part 2

b)

Cytoplasm

c)

Golgi Apparatus

d)

Chromosomes

100.

makes proteins and lipids (fats)

a)

Cell Wall

b)

Endoplasmic Reticulum

c)

Ribosomes

d)

Mitochondria

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