Question: All members of the US population who are legal citizens over the age of 16 and under the age of 65 are considered part of the US labor force.

Answer Options:

True
False

Answer: False

 

Question: Which senses are considered to be the “chemical senses”?

Answer Options:

Taste and touch
Taste and smell
Sight and touch
Sight and smell

Answer: Taste and smell

 

Question: Congenital insensitivity to pain, or congenital analgesia, is a rare disease that prevents someone from feeling pain.

Answer Options:

True
False

Answer: True

 

Question: What is the cornea?

Answer Options:

The colored portion of the eye.
A part of the eye that dilates as it is exposed to light.
A part of the ear that aids with hearing.
A transparent covering over the eye.

Answer: A transparent covering over the eye.

 

Question: What three colors combined can produce all colors, according to trichromatic theory of color vision?

Answer Options:

Brown, White, Black
Red, Yellow, Blue
Red, Green, Blue
Red, White, Blue

Answer: Red, Green, Blue

 

Question: When someone is born without hearing, it is known as:

Answer Options:

Congenital deafness
Genetic hearing loss
Hearing loss
Ear damage

Answer: Congenital deafness

 

Question: What are the three parts of the ear?

Answer Options:

Skin, Cartilage, Hair
Outer, Middle, Inner
External Ear, Lobe, Ear Hammer
Top, Bottom, Middle

Answer: Outer, Middle, Inner

 

Question: What are the light detector cells in the eyes?

Answer Options:

Cones
Cornea
Retina
Optic Nerve

Answer: Cones

 

Question: What sense helps maintain balance and body posture?

Answer Options:

Vestibular sense
Visual sense
Auditory sense
Olfactory sense

Answer: Vestibular sense

 

Question: Cochlear implants are:

Answer Options:

Implants that help people with walking.
Implants to help someone with their central nervous system.
Implants that help people with their hearing.
Implants to help someone with their sight.

Answer: Implants that help people with their hearing.

 

Question: What is the fluid-filled, snail-shaped structure that contains the sensory receptor cells (hair cells) of the auditory system?

Answer Options:

Basilar Membrane
Pinna
Stapes
Cochlea

Answer: Cochlea

 

Question: Which of the following are the best examples of variable costs for a business?

Answer Options:

Wages for hourly employees
Manager salaries
Materials used to produce the product that’s being sold
One-time costs for major capital equipment

Answer: Wages for hourly employees Materials used to produce the product that’s being sold

 

Question: After the point of diminishing marginal returns (when the marginal product of labor is decreasing), marginal cost will be increasing.

Answer Options:

True
False

Answer: True

 

Question: What is the basic idea of “Returns to Scale”?

Answer Options:

How profitability changes when new suppliers enter a market.
How revenue changes with changes in price.
How efficiency and unit costs change as a business changes the scale of operations.
How price changes affect quantity supplied.

Answer: How efficiency and unit costs change as a business changes the scale of operations.

 

Question: Suppose a business is experiencing Increasing Returns to Scale (IRTS). If this business expands operations, increasing the use of all inputs by 50%, output will…

Answer Options:

Increase by 50%
Increase by more than 50%
Increase by less than 50%
Stay constant

Answer: Increase by more than 50%

 

Question: Suppose that in 2018 Acme web designs had 4 employees (1 manager and 3 designers) working in a 1200 square-foot facility with 4 computers. In 2018 Acme produced a total of 900 units of output. In 2019, Acme remained in the same facility, and hired 2 new designers and purchased 2 new computers. In 2019 Acme produced 1,800 units of output. True or False: From 2018 to 2019, Acme experienced increasing returns to scale (IRTS).

Answer Options:

True
False

Answer: True

 

Question: Consider the following data for farmer John who sells tomatoes in a perfectly competitive market. Assume the current market price of tomatoes is $5.00 per bushel, and costs change with quantity as given below.

Answer Options:

Q (bushels) Fixed Costs Variable Costs
0 600 0
100 600 700
200 600 1000
300 600 1200
400 600 2200
500 600 2800
600 600 3600
700 600 4400
800 600 5400
What is John’s Average Variable Cost (AVC) if he produces 600 bushels of tomatoes?

Answer: 6

 

Question: At current levels of production for your perfectly competitive firm marginal cost = $45 and market price = $55. Which of the following is true?

Answer Options:

The firm is currently maximizing profits.
If the firm produces less output, profits will increase.
If the firm produces more output, profits will decrease.
If the firm produces more output, profits will increase.

Answer: If the firm produces more output, profits will increase.