Difficult Questions: Science
Challenge rules: choose only one answer in each of the 20 questions. If you are sure about all your answers, tap See results at the bottom.
1
Replace the question mark with the word which should be the next. eastern, reality, titanic, ?
omnibus
include
nadevious
shingle
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2
What is obtained by mixing hydrochloric acid and nitric acids?
Pure gold
Ethanol
Aqua regia
Formaldehyde
3
Find the intruder. 3861 8712 5247 4356 1485 3645.
5247
4356
1485
3645
4
Find the wrong word in a row: Cuba, Canada, Norway, Denmark, Germany.
Cuba
Norway
Denmark
Germany
5
What countries dominated proved gas reserves at the end of 2009?
Saudi Arabia, Russia, and Iraq
the USA, Russia, and Iran
Kuwait, Yemen, and the USA
Iran, Russia, and Qatar
6
Israel has the highest rate of IVF in the world, with more than ... procedures performed per million people per year
1000
2000
3000
4000
7
What is the name of the largest pink diamond in the world?
Hope Diamond
Heart of Eternity Diamond
Daria-i-Noor
Pink Panthera Diamond
8
Find the intruder: TALE, PROVERB, POEM, SAYING, BALLAD.
PROVERB
POEM
SAYING
BALLAD
9
Potential for reproduction (influenced by gamete production, fertilization and carrying a pregnancy to term) is called ...
GRR
sterility
fecundity
fertility
10
Choose the odd one: calypso, concerto, aria, shanty, madrigal
concerto
aria
shanty
madrigal
11
Find the wrong word in a row: Austria, Norway, Finland, Cyprus.
Austria
Norway
Finland
Cyprus
12
Who is considered to be a father of genetics?
Charles Darwin
William Bateson
Wilhelm Johannsen
Gregor Mendel
13
When was the first pair of contact lenses successfully fitted?
XVIII century
XIX century
XX century
XXI century
14
Replace the question mark: 02, 51, Y, X, W, V, ?
52
U
V
T
15
Find the wrong word in a row: broke, rage, prose, feel, cute, dared, evil.
Rage
Prose
Cute
Feel
16
The water in which beetroot was boiled is an effective cure for . . .
insomnia
athlete's foot
indigestion
dandruff
17
What is the name of the smallest constellation in the night sky?
Cassiopeia
Bootes
Southern Cross
Ursa Minor
18
How far can a sneeze travel?
4 yards
26 feet
3 inches
20 feet
19
Choose the reversed figure depicted below that is the same as the first one.
a
b
c
d
20
Which cryogenic liquid is the coldest?
helium
nitrogen
argon
hydrogen
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