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Science and Technology - General Knowledge Questions
A)
Kepler
B)
Galileo
C)
Newton
D)
Copernicus

Correct Answer : Option (A) - Kepler

Kepler Scientist proved that the path of each planet around the Sun is elliptical.

A)
Microwaves
B)
X-ray
C)
Infrared
D)
Ultraviolet

Correct Answer : Option (D) - Ultraviolet

The sun protection factor (SPF) on a sunscreen label is a measure of how well the sunscreen protects against ultraviolet B (UVB) rays. UVB rays are the main cause of sunburns. But like ultraviolet A (UVA) rays, they can also contribute to skin cancer.
 

A)
1852
B)
1869
C)
1875
D)
1883

Correct Answer : Option (B) - 1869

In 1869 Dmitri Mendeleev developed his system of the elements to solve a pedagogical problem.

A)
12
B)
18
C)
22
D)
31

Correct Answer : Option (C) - 22

The skull (22 bones) is divisible into two parts: (1) the cranium, which lodges and protects the brain, consists of eight bones (Occipital, Two Parietals, Frontal, Two Temporals, Sphenoidal, Ethmoidal) and the skeleton of the face, of fourteen (Two Nasals, Two Maxillae, Two Lacrimals, Two Zygomatics, Two Palatines, Two Inferior Nasal Conchae, Vomer and Mandible).

A)
Paul Ehrlich
B)
Simon Flexner
C)
Alexander S. Wiener
D)
Karl Landsteiner

Correct Answer : Option (D) - Karl Landsteiner

Karl Landsteiner has been credited for the discovery of ABO blood group system in 1900. His extensive research on serology based on simple but strong scientific reasoning led to identification of major blood groups such as O, A, and B types, compatibility testing, and subsequent transfusion practices.

A)
Nitrous oxide
B)
Nitrogen
C)
Chlorine
D)
Methane

Correct Answer : Option (A) - Nitrous oxide

Nitrous oxide is a safe and effective sedative agent that is mixed with oxygen and inhaled through a small mask that fits over your nose to help you relax. Nitrous oxide, sometimes called “laughing gas,” is one option your dentist may offer to help make you more comfortable during certain procedures.

A)
Amritsar
B)
Delhi
C)
Kolkata
D)
Bangalore

Correct Answer : Option (C) - Kolkata

Indian Statistical Institute (ISI) is a Civil Service and Research institute which is recognized as an institute of national importance by the 1959 act of the Indian parliament. It grew out of the Statistical Laboratory set up by Prasanta Chandra Mahalanobis in Presidency College, Kolkata. Established in 1931, this unique institution of India is one of the oldest and most prestigious institutions focused on statistics, and its early reputation led it to being adopted as a model for the first US institute of Statistics set up at the Research Triangle, North Carolina by Gertrude Mary Cox.

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

Correct Answer : Option (B) - 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 : Option (A) - 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 : Option (D) - 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.