Science and Technology - General Knowledge Questions

A)
IIT Mumbai
B)
IIT Kharagpur
C)
IIT Chennai
D)
IIT Kanpur

Correct Answer :   IIT Kharagpur

In May 1950, the first in the series was established in Kharagpur at the site of the Hijli Detention Camp, where the British had incarcerated political prisoners; the institution was named the " Indian Institute of Technology" before its formal inauguration on August 18, 1951.

A)
Blood
B)
darkness
C)
heights
D)
Water

Correct Answer :   Blood

While some people may feel uneasy about blood from time to time, hemophobia is an extreme fear of seeing blood, or getting tests or shots where blood may be involved. This phobia can have a serious impact on your life, especially if you skip important doctor appointments as a result.

A)
Electrocution
B)
Dialysis
C)
Open heart surgery
D)
Vaccination

Correct Answer :   Vaccination

Edward Jenner, FRS FRCPE (17 May 1749 – 26 January 1823) was an English physician and scientist who pioneered the concept of vaccines including creating the smallpox vaccine, the world's first vaccine.

A)
Counting the number of tree rings
B)
Counting the number of tree rings
C)
Counting the seasons of its flowering
D)
Measuring the size of the bark

Correct Answer :   Counting the number of tree rings

Dendrochronology (or tree-ring dating) is the scientific method of dating tree rings (also called growth rings) to the exact year they were formed.

A)
25
B)
50
C)
75
D)
100

Correct Answer :   75

Halley's Comet or Comet Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 75–76 years. Halley is the only known short-period comet that is regularly visible to the naked eye from Earth, and thus the only naked-eye comet that can appear twice in a human lifetime.

A)
Mercury
B)
Venus
C)
Moon
D)
Pluto

Correct Answer :   Pluto

When Pluto was discovered in 1930 , it was called the ninth planet in our solar system, but its status as a fully fledged planet came into question in the 1990s. Pluto was officially reclassified as a dwarf planet in 2006 . The best-known dwarf planet, Pluto is also the largest in size and the second largest in mass.

A)
Fermi
B)
Nanometre
C)
Micron
D)
Angstrom

Correct Answer :   Fermi

This means that the nuclear radius is of the order of fermi. Hence, the most suitable unit for expressing nuclear radius is Fermi.

A)
Carotenoids
B)
Flavanoids
C)
Mineral Salts
D)
Vitamins

Correct Answer :   Flavanoids

A)
Copper
B)
Francium
C)
Gallium
D)
Flourine

Correct Answer :   Flourine

Electronegativity increases from bottom to top in groups, and increases from left to right across periods. Thus, fluorine is the most electronegative element, while francium is one of the least electronegative.

A)
90
B)
113
C)
118
D)
122

Correct Answer :   118