Latest Science & Technology Questions for IAS Prelims - Set 1
1. Which of the following is not true about Bombay blood-group?1. It is a special type of blood group called (hh)- a rare one first discovered in Bombay in 1952
2. Individuals with the rare Bombay phenotype (hh) do not express H antigen which is present in blood group AB.
3. Bombay phenotype can donate red blood cells to any member of the ABO blood group system but they cannot receive blood from any member of the ABO blood group system
4. The usual tests for ABO blood group system would show them as group O.
a) 3,4
b) 2
c) 4
d) 2,3,4
View Answer / Hide AnswerANSWER: b) 2
Explanation: Individuals with the rare Bombay phenotype (hh) do not express H antigen which is present in blood group O.
a) ISRO
b) NASA
c) Russian Federal Space Agency
d) European Space Agency
View Answer / Hide AnswerANSWER: b) NASA
Explanation: The US space agency has developed a robot that is enabling researchers to put together a 3D map of a fissure — a crack that erupts magma — that is now inactive on Hawaii's Kilauea volcano. The research has implications for extraterrestrial volcanoes.
a) AIDS
b) Swine flu
c) Bird flu
d) Meningitis
View Answer / Hide AnswerANSWER: d) Meningitis
Explanation: A vaccine against meningitis prepared by an Indian company has been approved by the World Health Organisation (WHO) paving the way for its use to eradicate the disease in sub-Saharan Africa.The MenAfriVac vaccine was developed by the Indian company, Serum Institute of India Limited (SIIL), under a project of the global non-profit health organization PATH and the WHO.
1. Caspol, is a water-based ready-to-coat and easy-to-use flame-proof coating.
2. It is developed by ISRO
3. It is useful to protect buildings, automobiles, railway and auditoriums from fire.
4. Caspol can also be applied over the concrete surface of buildings to prevent water seepage as its application fills micro cracks and holes effectively. It also helps keep the building cooler by at least 5 to 6 deg Celsius.
Which of the following is/are true ?a) 3,4
b) 2
c) 4
d) All the above
View Answer / Hide Answer5.Consider the following statements1. India will become Tuberculosis free by 2050
2. India is also well on track for reducing TB death by 50 per cent by 2020
Which of the above statements is true? a) Only 1
b) Only 2
c) Both
d) Neither
View Answer / Hide AnswerANSWER: d) Neither
Explanation: India is unlikely to become Tuberculosis free by 2050 but it will achieve 50% target by 2015.
1. Indian Regional Navigation Satellite System (IRNSS) will have 7 satellites
2. It will offer two services Standard Positioning Service: that will be accessible to anyone Restricted Service for military
usage
3. Accuracy of GPS - American GPS: 20 metersOur IRNSS: 15 meters.
a) only 1
b) 1,2
c) 1,2,3
d) 2,3
View Answer / Hide AnswerANSWER: a) only 1
Explanation : Accuracy of GPS - American GPS: 15 metersOur IRNSS: 20 meters.
1. NAVSTAR ------ A) US
2. GLONASS ------ B) China
3. Beidou ------- C) Russia
4. Galileo ------ D) EU
a) 1:D 2:C 3:B 4:A
b) 1:C 2:A 3:D 4:B
c) 1:A 2:C 3:B 4:D
d) 1:B 2:C 3:A 4:D
View Answer / Hide AnswerANSWER: c) 1:A 2:C 3:B 4:D
Explanation: Beidou : China, GLONASS: Russia
1. Agni-V, the country's longest-range surface-to-air Intercontinental Ballistic Missile
2. Its full range is more than 5,000 km
3. It was launched from Satish Dhawan Space Centre (Sriharikota), Andhra Pradesh
4. India propelled itself into an elite club of nations of U.S., Russia, France and China with Inter-Continental Ballistic Missile (ICBM) technology by successfully test-firing nuclear-capable Agni-V .
Which of the following statements are true? a) 1,2,3
b) 1,2,4
c) 1,2,3,4
d) 2,4
View Answer / Hide AnswerANSWER: d) 2,4
Explanation: Agni-V, the country's longest-range surface-to-surface Intercontinental Ballistic Missile and it was launched from from Wheeler Island, Odisha.
1. Wheeler Island, located some 10 Km off Chandipur in Odisha, is the only missile test firing range in the country for defence purposes.
2. Changing sand patterns around India's lone missile test-firing range at Wheeler Island off Odisha coast is causing serious concern.
ch of the following statements are not true? a) Only 1
b) Only 2
c) Both
d) Neither
View Answer / Hide Answer10. Consider the following statements1. Net neutrality is the principle that Internet service providers and governments should treat all data on the Internet equally.
2. India has constituted a committee under chairmanship of Rahul Khullar to formulate policy on net neutrality issue.
3. Finland and the Netherlands have already enshrined the principle of net neutrality in their national law.
Which of the following statements is/are true?
a) only 1
b) only 2
c) 1,3
d) 1,2,3
View Answer / Hide AnswerANSWER: a) only 1
Explanation: India has constituted a committee under chairmanship of A K Bhargava to formulate policy on net neutrality issue. Currently,Rahul Khullar is a TRAI chairman. Slovenia and the Netherlands have already enshrined the principle of net neutrality in their national law.
1. Ceres is the largest object in the asteroid belt,
2. It lies between the orbits of Mercury and Venus
3. It is the only dwarf planet in the inner Solar System and the only object in the asteroid belt known to be unambiguously rounded by its own gravity.
4. Juno is a space probe launched by NASA in 2007 to study the two most-massive protoplanets of the asteroid belt: Vesta and the dwarf planet Ceres
5. Arrival of a space probe at Ceres will mark the first time a spacecraft has ever visited a dwarf planet
Which of the following statements is/are true? a) 2,3,4,5
b) 1,3,4,5
c) 1,2,3,4
d) 1,3,5
View Answer / Hide AnswerANSWER: d) 1,3,5
Explanation: Ceres lies between mars and Jupiter and Dawn is the name of space probe launched by NASA to study the two most-massive protoplanets while Juno space probe was launched to study Jupiter.
1. A country should have had no new cases of Ebola for a continuous period of 42 days, which is a cycle of two incubation periods of 21 days, for it to be declared free of the virus.
2. Mali is the third country after Nigeria and Senegal to become free of the deadly disease.
3. Liberia, Sierra Leone and Guinea are still suffering from Ebola epidemic
4. Discovery of the Ebola viruses in 1976 when outbreaks occurred in Sudan and the Democratic Republic of Congo.
Which of the following statements is/are true? a) 2,3,4
b) 1,3,4
c) 1,2,3,4
d) 1,3
View Answer / Hide Answer
