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Question 1

An unknown element is found to contain 45 protons and an atomic mass of 64, what is its atomic number?

A

It cannot be determined.

B

19

C

45

D

64

 

Question 2

The square above is based on the eye color of two parents, one of whom has brown eyes and carries the recessive gene for green eyes (a). What is the probability that a biological child of these parents will have brown eyes?

A

0%

B

25%

C

50%

D

100%

The spleen functions are part of the _____ system.

Which of the following completes the sentence above?

A

digestive

B

lymphatic

C

endocrine

D

circulatory

Question 4

Which of the following is an example of deductive reasoning?

A

Only 21% of a town’s population have expressed a desire to ban all cars. Therefore, the new proposition banning cars in the state is not likely to pass.

B

People who brush their teeth regularly have fewer instances of heart disease. Therefore, good dentistry can prevent heart attacks.

C

All soccer players who play professionally can kick well. Therefore, any future soccer player who is recruited to play professionally will be able to kick well.

D

All secretaries are good typists. Cynthia is a secretary. Therefore, Cynthia is a good typist.

 

 

Question 5

Which of the following is a possible cause of herniation of discs?

A

hepatitis

B

whiplash

C

plantar fasciitis

D

ulcer

 

 Question 6

Which of the following is a characteristic of the autonomic nervous system?

A

It regulates the voluntary control of body movements through the skeletal muscles.

B

It is the part of the nervous system consisting of the brain and spinal cord.

C

It regulates involuntary activity in the heart, stomach, lungs, and intestines.

D

It is thought to be the center of intelligence.

 

Question 7

During photosynthesis, which two compounds are combined to create the output of glucose and oxygen?

A

Carbon dioxide and water.

B

Carbon dioxide and bicarbonate.

C

Bicarbonate and water.

D

Carbon dioxide and multiple alkaline substances.

 

Question 8

Questions 8 & 9 are based on the following diagram:

Which of the following is true about the frog?

A

It is a member of the salamandridae family.

B

It is a type of amphibian.

C

It is a non-vertebrate.

D

It is closer to most tetrapods than to most newts.

 

Question 9

Questions 8 & 9 are based on the following diagram:

Which statement can be inferred about amphibians?

A

All amphibians are salamandridae, but not all salamandridae are amphibians.

B

Some amphibians are vertebrates, but not all amphibians are vertebrates.

C

Some salamandridae are amphibians, but not all amphibians are tetrapods.

D

All amphibians are vertebrates, but not all vertebrates are amphibians.

 

 

 

 

 

 

 

 

 

 

 

 

Question 10

What would this diagram be useful for?

A

determining outcomes for potential infection

B

diagnosing an infectious disease

C

controlling the spread of disease in undeveloped countries

D

training nurses to detect early onset symptoms of disease

 

Question 11

What type of bond between the complementary bases of DNA stabilizes the double helix structure?

A

covalent

B

ionic

C

hydrogen

D

nuclear

Question 12

Which of the following subatomic particles are found inside of an atom’s nucleus?

A

electrons, neutrons, protons

B

neutrons, protons

C

electrons, protons

D

electrons

 

Question 13

Which of the following statements is true regarding trophic levels?

A

Tertiary consumers acquire more energy content than secondary consumers.

B

Producers acquire less energy than primary consumers.

C

Secondary consumers acquire more energy than primary consumers.

D

Tertiary consumers acquire less energy than primary consumers.

 

 

Question 14

Why does the human eye perceive a red colored dress as the color red?

A

The molecules of the dress do not absorb red light wavelengths.

B

The molecules of the dress absorb green and blue light wavelengths.

C

A red dress will primarily absorb red light wavelengths.

D

A red dress will not absorb light wavelengths from non-red colors.

Question 15

In a lab experiment designed to test the rate at which plants grow under artificial light, the kind of light used is which type of variable?

A

dependent

B

independent

C

random

D

responding

 

Question 16

Which organ system is primarily responsible for regulating metabolism, mood, and growth?

A

respiratory system

B

digestive system

C

endocrine system

D

lymphatic system

 

Question 17

In a vacuum, why doesn’t an elephant accelerate faster than a penny as it falls to the ground?

A

Vector components of an elephant are more complex than those of a penny.

B

An elephant is not a projectile, while a penny is.

C

They both have an acceleration of 9.8 m/s2.

D

The elephant is greater in mass but is slowed less by the effects of air resistance.

 

Question 18

Which train described below would have the greatest momentum?

A

A 9500 kg train car moving at 200 mph

B

An 8000 kg train car moving at 215 mph

C

A 9300 kg train car moving at 190 mph

D

A 8600 kg train car mobbing at 195 mph

 

Question 19

A scientist found that when an invasive species was introduced into a river, the population of salmon native to the region decreased. The type of correlation between these two populations could best be described as

A

a direct relationship.

B

an inverse relationship.

C

a direct and indirect relationship.

D

no decisive relationship.

 

Question 20

The addition of a catalyst to a chemical reaction will have what effect?

A

Increase the energy required for the reaction to take place.

B

Increase the time required for the reaction to take place.

C

Increase the rate at which the reaction takes place.

D

Reduce the amount of products in the reaction.

 

Question 21

The pharynx is part of what body system?

A

respiratory

B

muscular

C

lymphatic

D

circulatory

 

 

Question 22

Which of the following is true about eukaryotic cells?

A

They do not contain lysosomes.

B

They contain one chromosome.

C

They do not contain a nucleus.

D

They contain mitochondria.

 

 

Question 23

What characteristic of an element determines its specific isotope?

A

Number of protons.

B

Number of neutrons.

C

Number of electrons.

D

Number of quarks.

Question 24

What is NOT true about RNA?

A

It contains a sugar called ribose.

B

Thymine is not one of its base pairings.

C

It is unstable in alkaline conditions.

D

Its sugar is more reduced than DNA’s sugar.

 

Question 25

Which of the following scenarios would NOT give a normal distribution?

A

A distribution of the yearly income of families in the U.S.

B

The distribution of heights in a large sample of people.

C

The percentage of toxic wastes and pollution in the atmosphere vs. the lifespan of organisms in the location.

D

A curve with 97% of the population within the first two standard deviations.

 

 

Question 26

In a cell, the Golgi apparatus is found in what location?

A

Inside the nucleus

B

Inside the mitochondria

C

In the cell wall

D

In the cytoplasm

 

Question 27

Which taxonomic rank is the next-smallest after Order?

A

Phylum

B

Family

C

Species

D

Genus

Question 28

In plants, ________ involves the formation of a _____?

A

cytokinesis, cleavage furrow

B

telophase, cell plate

C

cytokinesis, cell plate

D

prophase, DNA

 

Question 29

Which base is NOT found in DNA?

A

guanine

B

cytosine

C

uracil

D

adenine

 

 

Question 30

Which of the following layers of the atmosphere is the closest to space?

A

troposphere

B

stratosphere

C

mesosphere

D

thermosphere

 

Question 31

Which is NOT one of the four basic types of tissue?

A

parenchyma

B

epithelial

C

nervous

D

connective

 

 

 

Question 32

The stomach is _____ to the small intestine.

Which of the following correctly completes the sentence above?

A

lateral

B

superior

C

posterior

D

proximal

 

Question 33

Which of the following is the atomic mass of an atom containing 42 protons, 42 electrons, and 37 neutrons?

A

42

B

79

C

84

D

121

 

 

Question 34

A patient who has suffered head trauma is not able to recognize people he has met around an hour earlier but is still able to recognize people he met before the injury. He most likely has damage to the:

A

Medulla Oblongata

B

Corpus Callosum

C

Hippocampus

D

Pituitary Gland

 

Question 35

What process is illustrated in the diagram above?

A

meiosis

B

mitosis

C

replication

D

codification

 

Question 36

Of the following, which is not a type of chemical bond?

A

ionic

B

covalent

C

polar

D

magnetic

 

Question 37

If the amount of hydrogen in a balloon of fixed size is doubled, what happens to the mass and density of the balloon?

A

The mass and density both decrease.

B

The mass increases, but the density decreases.

C

The mass decreases, but the density increases.

D

The mass and density both increase.

 

Question 38

If you have 200 mL of a 60% sodium chloride solution, how much NaCl is dissolved in the solution?

A

20 g

B

50 g

C

80 g

D

120 g

 

Question 39

How many carbon dioxide molecules are required to balance the following reaction:

4C6H12O6 + 24O2 → _CO2 + 24H2O + Energy

A

4

B

8

C

16

D

24

 

Question 40

The graph above records the death rate of two types of male flies a certain number of days after a chemical pesticide is sprayed. What is the probability a male methuselah fly will be alive 75 days after exposure to the pesticide?

A

1/2

B

1/3

C

1/4

D

1/5

 

Question 41

A scientist wants to write an equation using the variables X, Y, and Z. What is the proper relationship between the variables if X represents time, Y represents energy, and Z represents power?

A

2XY = Z

B

XZ = 2Y

C

Z = X/Y

D

Z = Y/X

 

 

 

 

Question 42

What type of correlation is presented between price and quality?

A

strong direct correlation

B

weak direct correlation

C

strong indirect correlation

D

no correlation

 

Question 43

What type of cells result from mitosis?

A

one diploid cell

B

two haploid cells

C

two diploid cells

D

four haploid cells

 

Question 44

Cheetahs, rainbow trout, and inchworms belong to the same

A

Kingdom

B

Phylum

C

Class

D

Order

 

 

Question 45

The presence of which hormone would NOT cause an increase in water retention?

A

Renin

B

ANP

C

ADH

D

Aldosterone

 

Question 46

In which part of the heart does oxygenated blood flow out of?

A

Right ventricle

B

Left ventricle

C

Right atrium

D

Left atrium

 

Question 47

Which of the following hormones are secreted directly by the hypothalamus?

A

melatonin

B

oxytocin

C

dopamine

D

calcitonin

 

 

Question 48

Which of the following terms do these diagrams NOT portray?

A

Active transport

B

Facilitated Transport

C

Antiporter

D

Ion Channel

 



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    Submitted by PROFSTAN on July 22nd, 2016 13:10

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