Biology

What letter points to the organ where bile is made, ammonia is converted to urea, and glucose is converted to glycogen?

a.  A

b.  B

c.  C

d.  D

e.  E.

 

48.  What letter points to the organ where major water absorption occurs and formation of feces?

a.  A

b.  B

c.  C

d.  D

e.  E

 

Use key below

 

E

D

C

A

B

48.   Use above key

 

49.   Which of the following describes the route of urine out of the body after it leaves the kidney?

a.       Renal vein…………….…urinary bladder…………………urethra……………..ureter

b.      Renal vein……………… ureter……………………………….urinary bladder……………urethra

c.       Urethra…………………..urinary bladder………………….ureter

d.      Ureter…………………… urinary bladder……………………urethra

e.      Urethra…………………..urinary bladder…………………..ureters

 

50.  What is the functional unit of the kidney in which urine is formed?

a.      Nephron

b.     Alveolus

c.      Villi

d.     Ganglia

e.     Ventricle

 

51.  Which is an incorrect match?

a.     Fertilization ———-     union of egg and sperm to form a zygote

b.    Ovulation ————— release of an egg from a follicle

c.     Cleavage —————- repeated division of cells without increase in size

d.    Gastrulation ……………. formation of a solid ball of cells

e.     Blastulation …………….. formation of a hollow ball of cells

 

 

 

 

 

 

52.   (see image below)

 

52.  The name of the organ labeled B is the ____________ of a human female and in a healthy state has a weakly  __________ pH.

a.  uterine tube…………………..acid

b.  vagina…………………………… basic

c.  uterus……………………………. acidic

d.  vagina……………………………..acidic

e.  uterus…………………………….. basic

Z

 

 

 

 

 

 

 

 

 

 

53.

53.  The path of sperm in a male  from the seminiferous

tubules is ____________________

a.   epididymis……………urethra……………vas deferens

b.   epididymis…………..vas deferens………. Urethra

c.   urethra………………. Vas deferens…………epididymis

d.   urethra………………. Epididymis…………..vas deferens

e.   vas deferens……….urethra…………………..epididymis

(see image below)

 

 

 

 

 

 

 

 

54.   Which of the following is an incorrect match?

a.        Testes……………………..testosterone

b.       Ovaries………………….  Estrogen and progesterone

c.        Adrenal glands………..Epinephrine

d.       Pancreas………………… Insulin and glucagon

e.        Thymus………………….. Thyroxine

 

55.  The central nervous system consists of _______________

a.       Cranial nerves

b.      Peripheral nerves

c.       Brain and spinal cord

d.    Only the brain

e.     Only the spinal cord

 

56.  The dramatic change in voltage across the cell membrane of a neuron that occurs only after a threshold value is reached is called the __________________.

a.     Threshold potential

b.    Resting potential

c.     Passive potential

d.    Action potential

e.      Reaction potential

 

57.   (see image below)

57.  The part of the neuron that sends on the  electrochemical signal to another neuron  and may be covered by a myelin sheath is called_________________

a.  dendrite

b.  cell body

c.  axon

d. nucleus

e.  neurotransmitter

 

 

58.

58.  The arrow points to the region of the brain responsible for _________

a.  breathing and digesting

b.  coordinating muscle movement and balance

c.  thinking, remembering, sensing, and control of skeletal muscles

d.  functioning of kidneys and heart

(see image below)

 

 

59.  Which type of neuron is foundin the brain and spinal cord?

a.     Sensory neuron

b.    Interneuron

c.     Motor neuron

 

60.  Because only the ____________gland uses iodine to make its hormone thyroxine, radioactive iodine is often used as a treatment for tumors of this gland.

a.      Thyroid

b.     Pituitary

c.     Adrenal

d.    Testicular

e.     Pancreatic

 

 

61.   The chemical signals released at the end of a pre-synaptic neuron that moves across the synaptic cleft and are received by the post-synaptic neuron are called________

a.        Hormones

b.      Neurotransmitters

c.       Pheromones

d.      Histamines

e.      Cytokines

 

62.   Where are the receptors located for a protein type hormone such as insulin?

a.        Inside of every cell in the body

b.      Inside of the hormone’s target cells

c.       Within the plasma membrane of every cell in the body

d.      Within the plasma membrane of the hormone’s target cells

 

63.   Which of the following does not pair a hormone with what it regulates in the human body?

a.        Insulin……………… decreases in blood glucose level

b.       Glucagon…………increases in blood glucose level

c.        ADH (antidiuretic hormone)…….. water conservation in kidney

d.       Oxytocin……………uterine contractions during delivery of a baby

e.      Parathyroid hormone………. Controls vitamin D levels

64.   In the figure below, which number would designate the cold tundra biome with low average annual precipitation?

a.  1                   b.  3                     c.  4                  d.  5                    e.  6

 

 

65.    In the figure above, what is the range of average annual precipitation (cm) for biome #3?

a.       5-100                             b  50-175                              c.  150-450                           d.  0-10                 e.  50

 

 

66.  What factors could prevent a populationfrom growing beyond its carrying capacity?

a.      Disease

b.     Limited food

c.      Limited places to live

d.     Competition

e.     All of the above are factors

 

67.  (see graph below)

67.  Choose the incorrect statement about the logistic model of population growth that is illustrated to the left.

a.  it fits an S shaped curve

b.  it takes into account available resources

c.  it is describing a population with limiting factors

d.  growth slows down as the population size approaches its carrying capacity

e.  it represents human population growth over time

 

 

 

 

 

 

 

 

 

68.   Which of the following represents a biological community?

a.      All the black bears living in a certain area

b.     A species of shark in the Gulf of Mexico

c.     The temperature, amount of rainfall, monkeys and plants in a rainforest

d.    All of the living organisms inhabiting a New Mexico desert

e.     The number of squirrels in Central Park New York

 

69.  Which of the following lists only abiotic environmental factors?

a.      Temperature, fire, wind, parasites

b.     Soil minerals, oxygen levels, light, competitors

c.      Wind, temperature, soil minerals, light

d.     Light, rainfall, predators, temperature

e.       Precipitation, cloud cover, wind, symbionts

 

70.  The process of primary succession occurs ____________

a.      Around a recently erupted volcano

b.     On a newly plowed field

c.      On a hillside that has suffered a mudslide

d.     On a recently flooded riverbank

e.     On a freshly cleared subdivision lot

 

 

 

71.

70.  What is not true about this population?

a.  The population will increase at a rapid pace.

b.  The pre-reproductive population is larger than the elderly population.

c.  This pattern is typical of a developed country

d.  There is a close balance in the population in terms of males and females

e.  This population will require many more resources in the future.

 

 

 

 

 

 

 

 

 

 

72.    Which of these is a density dependent factor in terms of its effect on populations?

a.        Hurricane

b.       Competition and parasitism

c.        Earthquake

d.       Volcano

e.      Windstorm

 

73.   Population density is the number of __________ in a given area.

a.        Adults of a single species

b.       Females of a single species

c.       Prereproductive individuals of a single species

d.       Individuals of a single species

 

74.   In a food chain “plant to caterpillar to lizard to snake”, which of these is the herbivore?

a.        Plant

b.      Caterpillar

c.       Lizard

d.      Snake

e.      None of these

 

75.   The term for a species that is found only in a particular place or region and nowhere else ( ie kangaroo in Australia) is called a(n)__________species

a.       Threatened

b.      Endangered

c.       Endemic

d.      Keystone

e.      Invasive

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