Test sheet for Duolingo Vocabulary Test Online

authoritative

(1)

a. E.g. Impressed by the young researcher's well-documented presentation, we accepted her analysis of the experiment as authoritative.

Select answer:
mandatory; obligatory; required by rule
having weight of authority; peremptory and dictatorial
assiduous; industrious; hard-working
derived from experiment and observation rather than theory
in name only; insignificantly small
Don't select.

coherent

(2)

a. E.g. If the EU is to form any kind of coherent common foreign policy, it needs France and Britain singing from the same song sheet.

Select answer:
every three months; in three month intervals
diligent; responsible; reliable
producing offspring or fruit in great abundance; fertile
adhesive; cohesive; sticking together ; logical; sound; capable of thinking and expressing yourself in a clear and consistent manner
earthly, as opposed to celestial; pertaining to the land
Don't select.

dearth

(3)

n. E.g. The dearth of skilled labor compelled the employers to open trade schools.

Select answer:
introduction of something new
any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
stall where books are sold, as on a street; table with enclosed sides, for displaying books for sale
scarcity; shortage of food; famine from failure or loss of crops
a great number; many
Don't select.

ecology

(4)

n. E.g. He has actual professional qualifications in ecology and conservation.

Select answer:
science of the relationships between organisms and their environments
factor; something that is likely to vary; changeable; inconstant
one that serves as a pattern or model; system of assumptions, concepts, and practices that constitutes a way of viewing reality
four-wheeled, usually horse-drawn vehicle; wagon
preference; tendency; inclined surface; slope
Don't select.

fallacy

(5)

n. E.g. This particular logical fallacy is called 'circular definition'.

Select answer:
deceptive or false appearance; false notion; deception
person's normal manner of thinking, behaving or reacting; tendency to become irritable or angry
germ; minute life form; microorganism, especially a bacterium that causes disease
measurement of the extent of something from side to side
anxiety; extreme emotional disturbance
Don't select.

hover

(6)

v. E.g. He held the aircraft to hover on the lake and listened over his headset.

Select answer:
fall straight down; plunge; decline suddenly and steeply
hang about; wait nearby; remain floating
provide or brighten with light; clear up or make understandable; enlighten
move back; retreat; withdraw a claim or pretension
reduce to the smallest possible amount, extent, size, or degree
Don't select.

monetary

(7)

a. E.g. Energy systems have external costs, as environmental and health costs, although these are difficult to assess in monetary and energy terms.

Select answer:
of or relating to money; nation's currency; financial
constantly; always
firmly established by nature or habit
one-sided; prejudiced; committed to a party
questionable; filled with doubt
Don't select.

obedient

(8)

a. E.g. It gave them a reason to remain obedient to the priestly leaders.

Select answer:
constantly; always
wide and deep enough to allow ships to pass through; able to be steered
bankrupt; unable to repay one's debts
within the land; more or less remote from the ocean or from open water; interior
subject in will or act to authority; willing to obey; submissive to restraint, control, or command
Don't select.

perishable

(9)

a. E.g. Travel tickets are like perishable goods: If a company doesn't sell seats, then they lose them.

Select answer:
liable to perish; subject to destruction or death or decay
arduous; intense; performed with much energy or force;
suitable; appropriate to a purpose; serving to promote your interest
fierce; savage; wild; indicating cruelty
firmly or constant loyal; fixed or unchanging
Don't select.

segregate

(10)

v. E.g. In the Mississippi Delta, attempts were made to segregate white and Italian schoolchildren.

Select answer:
improve and prepare, as by plowing or fertilizing, for raising crops; promote the growth of
fill full; fill to the utmost capacity, as a vessel, a room; make full or complete
isolate; separate; divide from the main body
leave out of; keep out of; reject
grant; award; give qualities or abilities to
Don't select.

tamper

(11)

v. E.g. So, somehow he is going to tamper with the census?

Select answer:
imply or require; cause to ensue or accrue; cut or carve in ornamental way
leave undone or leave out ; bypass; neglect; fail to include or mention
quench; put out, as a light or fire; cause to die out; put an end to; destroy
interfere in a harmful manner; alter improperly
be balanced or held in suspension; hover; carry or hold in equilibrium; balance
Don't select.

unrest

(12)

n. E.g. The social unrest has its origins in economic problems.

Select answer:
sleeplessness; uneasiness; state of trouble, confusion and turbulence, especially in a political context
fastening device; firm grip
similarity or analogy; communication by the exchange of letters
shallow place in a body of water; sandy elevation of the bottom of a body of water, sandbank or sandbar
bearing of fruit; fulfillment; realization
Don't select.