Important SSC Gk Questions Set-21

#EVERYDAYQUIZ #SSC #gk #imp #80+Questions

 The name catalysis was given by____
(a) Rutherford
(b) Langmuir
(c) Grahm
(d) Berzelius
D

Substance which alter the velocity of reaction themselves remaining chemically and quantitatively unchanged after reaction are known as____
(a) Indicators 
(b) Catalysts
(c) Adsorbates
(d) Surfactants 
B

 The substance which decreases the rate of a chemical reaction is called___
(a) Inhibitor
(b) Poison 
(c) Moderator 
(d) Promotor 
A
A reaction inhibitor is a substance that decreases the rate of, or prevents, a chemical reaction. A catalyst, in contrast, is a substance that increases the rate

. The temperature at which the catalytic activity of the catalyst is maximum, is called___
(a) Critical temperature 
(b) Room temperature 
(c) Absobute temperature
(d) Optimum temperature
D

Enzymes are_____
(a) Carbohydrates
(b) Acids
(c) Protein
(d) None
C


Alcoholic fermentation is brought about the action of____
(a) Yeast
(b) CO_2
(c) O_2
(d) CO
A

Glucose or fructose is converted into C_2 H_5OH in the presence of____(DOUBT)
(a) Invertase
(b) Diastase
(c) Maltase
(d) Zymase
D

In the Haber’s process of synthesis of NH_3____
(a) Mo acts as a catalyst and Fe as a promotor 
(b) Fe acts as a catalyst and Mo as a promotor 
(c) Fe acts as inhibitor and Mo as a catalyst 
(d) Fe acts as promotor and Mo as auto catalyst 
B

TEL minimize the knocking effect when mixed with petrol, it acts as____
(a) Positive catalyst
(b) Negative catalyst
(c) Auto catalyst
(d) Induced catalyst
B


 The catalyst used in the manufacture of sulphuric acid by contact process is____
(a) Al_2 O_3
(b) Cr_2 O_3
(c) V_2 O_5
(d) MnO_2
C


Which of the following became the first telecom operator in the country to receive Unified Licence from the government?
(a) Airtel 
(b) Sistema Shyam(MTS)
(c) Idea 
(d) Vodafone

b

Which of the following is the India’s first indigenously developed vaccine for “Japanese Encephalitis”?
(a) AESVAC 
(b) JENVAC
(c) JESVAC 
(d) MESVAC

B

When did India make first nuclear weapon explosion ?
(a) 15th May, 1964 
(b) 18th May, 1974
(c) 11th May, 1989 
(d) 13th May, 1998

B

 The instrument used for measuring depth of water table is known as
(a) Lysimeter 
(b) Odometer
(c) Piezometer 
(d) Evaporimeter

C


Government of India plans to launch which Mobile Scheme under which one member of every rural household can get free mobile device
(a) Gramin Bharat 
(b) Bharat Mobile
(c) Gramin Mobile 
(d) Connect

B

The instrument which uses  sound waves to measure the depth of oceans is
(a) Radar
(b) Sonar
(c) Altimeter
(d) Venturi meter

B


India's first DNA Forensic Laboratory is established in which city
(a) Gurgaon 
(b) Mumbai
(c) Delhi 

(d) Kanpur
A

Which among the following is the First cruise missile test fired by India?
(a) Aakash 
(b) Nirbhay
(c) Agni-3 
(d) Aakash-2
B

Cryogenic Engines are used in _____ .
(a) Atomic Energy 
(b) Food Processing
(c) Oceanography 
(d) Space Research
D

The world’s highest ground based telescopic observatory is located in :
(a) Colombia 
(b) India
(c) Nepal 
(d) Switzerland
B


 The National Mesosphere, Stratosphere, Troposphere Radar Facility is located at
(a) Bangalore 
(b) Thiruvananthapuram
(c) Ahmedabad 
(d) Tirupathi
D

What is the approximate height of a geostationary satellite from the surface of the earth?
(a) 981 km 
(b) 15000 km
(c) 35000 km 
(d) 55000 km
C

Which is NOT the name of the missile developed by the Defense Research and Development Organisation (DRDO)?(DOUBT)
(a) Shaurya 
(b) Pinaka
(c) Brahmos 
(d) Agni
D

In which one among the following categories of protected areas in India are local people not allowed to collect and use the biomass?
(a) Biosphere Reserves
(b) National Parks
(c) Wetlands declared under Ramsar Convention 
(d) Wildlife Sanctuaries 
B

At the time of enactment of the Constitution, which one of the following ideals was not included in the Preamble? 
(1) Justice    
(2) Socialist 
(3) Liberty   
(4) Equality 
B

A man suffering from diabetes mellitus drinks water more frequently as he has to eliminate from the blood extra: 
(1) glucose   
(2) insulin 
(3) gluragon   
(4) salt 
A


Who was the first Indian Governor General after Lord Mountbatten? 
(1) Jawaharlal Nehru  
(2) C. Rajagopalachari 
(3) Rajendra Prasad  
(4) Pattabi Sitaramayya 
B


As per 2011 Census data, the overall sex-ratio in the country is : 
(1) 933    
(2) 940 
(3) 943    
(4) 930
B


Jaws are absent in : 
(1) Birds    
(2) Fishes 
(3) Protochordates   
(4) Reptiles 
C


The most reactive among the halogen is___
(a) Fluorine
(b) Chlorine
(c) Bromine
(d) Iodine
A

Which one of the following is produced during the formation of photo chemical smog?
(a) Hydrocarbons 
(b) Nitrogen oxide 
(c) Ozone 
(d) Methane 
B

 Which one of the following is a mixed fertilizers___
(a) Urea
(b) CAN
(c) Ammonium sulphate
(d) NPK
D

Which one of the following elements alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance? 
(a) Aluminium 
(b) Chromium 
(c) Nickel
(d) Tungsten
B

 Which one of the following is not an essential micronutrient for plants?
(a) Boron 
(b) Zinc 
(c) Sodium 
(d) Copper
C

Which one of the following is responsible for blue baby syndrome___
(a) Fluoride 
(b) Nitrate 
(c) Arsenic 
(d) Lead
B


 Why are noble gases called so?
(a) They react quickly with other compound
(b) Due to their chemical inertness 
(c) They react only with carbon compound 
(d) They can produce oxygen 
B


Which of the following cost curve is never ‘U’ shaped? 
(1) Marginal cost curve  
(2) Average variable cost curve 
(3) Average fixed cost curve 
(4) Average cost curve 
C


The oil in the wick of an oil lamp rises up due to: 
(1) capillary action   
(2) low viscosity of oil 
(3) gravitational force  
(4) pressure difference 
A

A drop of liquid assumes spherical shape because: 
(1) Intermolecular forces are strong in liquids 
(2) A sphere has the least surface area for a given volume 
(3) A sphere has the largest surface area for a given volume 
(4) Inter molecular forces are weak in liquids 
B

 Biogradable wastes can usually be converted into useful sub-stances with the help of: 
(1) nuclear proteins  
(2) radio-active substances 
(3) viruses    
(4) bacteria 
D

 The Temperate grasslands of North America are known as: 
(1) Pampas    
(2) Downs 
(3) Steppes    
(4) Prairies 
D

 Study of bone is called—
(a) Orology
(b) Oesteology
(c) Seromology
(d) Geology
B

 Ichthyology is study of—
(a) Snakes
(b) Lizards
(c) Ayes
(d) Fish
D


 The word histology is related with—
(a) Tissue
(b) Virus
(c) Protoplasm
(d) Cell
A

 Study of disease like cancer—
(a) Osteology
(b) Oncology
(c) Karyology
(d) Nephrology
B

Study of mollusca—
(a) Oncology
(b) Herpetology
(c) Malacology
(d) Saurology
C


'SCOPE' is the abbreviated form of: 
(1) Standing Conference of Public Enterprises 
(2) Selection Commission of Public Enterprises 
(3) Specialist Committee of Public Enterprises 
(4) None of the above 
A

India was granted freedom during the British Prime Minister: 
(1) Clement Attlee   
(2) Winston Churchill 
(3) Ramsay MacDonald  
(4) William Pitt
A

When hot liquid is poured into a thick glass tumbler, it cracks because glass : 
(1) is a bad conductor of heat so only inner surface expands 
(2) has high temperature coefficient of expansion 
(3) has a very low specific heat 
(4) has low temperature coefficient of expansion
A

The Kharif crops are harvested in: 
(1) October — November  
(2) May — June 
(3) March — April   
(4) June — July 
A

The agricultural crop year in India is from July to June. The Indian cropping season is classified into two main seasons-(i) Kharif and (ii) Rabi based on the monsoon. The kharif cropping season is from July –October during the south-west monsoon and the Rabi cropping season is from October-March (winter). The crops grown between March and June are summer crops.

Zojiia pass connects : 
(1) Nepal and Tibet  
(2) Leh and Kargil 
(3) Leh and Srinagar  

(4) Kashmir and Tibet 
C

The Chinese pilgrim visited India during the reign of Harshavardhana was 
(1) Hiuen Tsang   
(2) Itsing 
(3) Wang Hiuen Tse  
(4) Fahien 
A
*MEGASTHENES(Greek)

-ambassador of Selecus I of Syria
- came to court of Sandrokattes (Chandragupta maurya)
- Described Social and administrative conditions under the Mauryas



*FA HIEN (Chinese) [ 399 A.D.-412 A.D.]

-Visited India during Chandragupta II "Vikramaditya"
-visit to Lumbini, the birth place of Buddha
- journey described in his travelogue described as 'Record of Buddhist kingdoms'


* HIUEN TSANG (Chinese) [629-645]


- Visited the court of Harshavardhana
- Came through Tashkent and Swat Valley
-his book Si-yu-ki or the 'Records of Western World


* AL BERUNI (Persian) [1000-1025]

- Came along with Mahmud of Ghazni
-First Muslim scholar to study India
- Known as Founder of Indology
- Wrote Tarikh al Hind


* IBN BATTUTA (Morrocan) [1333]
- Ibn Battuta was appointed a Qadi, or judge, by Muhammad bin Tughluq.









* MARCO POLO (Italian) [b.1254-d.1324]

- Visited the Kakatiya state under Rudrmadevi.-well known European travellor who visited many eastern countries









* NICOLO CONTI (Italian) [1420-1421]
- Came during the rule of Devaraya I of Sangam dynasty of Vijayanagar empire.

* ABDUL RAZZAK (Persian) [1442-1445]
- Ambassador of Shahrukh of Timurid Dynasty
- Came during the rule of Devaraya II of Sangam dynasty of Vijayanagar empire.

* AFANASY NIKITIN (Russian) [1469-1472]
- A Russian merchant who documented his Indian visit in a narrative, 'The Journey beyond Three Seas'.
- He had visited the Bahmani Sultanate.

* DOMINGO PAES (Portuguese) [1520-1522]
- Came during the rule of Krishnadeva Raya (1509-1529) of Tuluv Dynasty of Vijayanagar empire.

* FERNAO NUNES (Portuguese) [1535-1537]
- He was a chronicler and horse trader.
- Came during the rule of Achutya Deva Raya (1529-1542) of Tuluv Dynasty of Vijayanagar empire.

* WILLIAM HAWKINS (British) [1609-1611]
- He was an ambassador of King James I.
- Visited the court of Jahangir

* THOMAS ROE (British) [1615]
- He was the ambassador of King James I.
- Arrived at Jahangir's court. By 1618, he succeeded in obtaining two farmans confirming free trade.

* PIETRO DELLA VALLE (Italian)[1623-1624]
- Pietro Della Valle visited the King Vekatappa Nayaka of Keladi in India.

* SIR WILLIAM NORRIS (British)
- He was the Company's ambassador to the Mughal Empire.
- Visited during Aurangzeb's reign.


 The liquid waste from kitchens and baths, of residences is known as : 
(1) Domestic sewage  
(2) Storm water 
(3) Sullage    
(4) Refuse 
C


Which one of the following countries has no mineral deposits? 
(1) Switzerland   
(2) Austria 
(3) Norway   
(4) Sri Lanka 
A

Translocation of water is 
(1) Apoplastic   
(2) Symplastic 
(3) Both (1) and (2)  
(4) None of the above 
C

Bacteriophage was discovered by 
(1) Felix d'Herelle and Frederick Twort 
(2) Kluyver and Niel  
(3) Paul Ehrlich 
(4) Burrill and Smith
A

. Genes are not found in pairs 
(1) in body cells   
(2) in ovary after fertilization 
(3) in gametes   
(4) in zygotes 
C

The histogen, from which epidermis is formed, is 
(1) Dermatogen   
(2) Periblem 
(3) Plerome   
(4) Calyptrogen 
A

The work done by the string of a simple pendulum during one complete oscillation is equal to 
(1) Total energy of the pendulum 
(2) Kinetic energy of the pendulum 
(3) Potential energy of the pendulum 
(4) Zero 
D


 The minimum number of forces to keep a particle in equilibrium is 
(1) 1    
(2) 2 
(3) 3   
(4) 4 
B

The most abundant metal in the earth’s crust is—
(a) Magnesium 
(b) Aluminium
(c) Calcium
(d) Iron
B

 Most abundant element on the earth’s crust by weight is—
(a) Oxygen 
(b) Iron
(c) Silicon
(d) Aluminium 
A

 The substance used as an activator in froth floatation process is—
(a) Pine oil
(b) Potassium ethyl xanthate
(c)  Copper sulphate
(d) Sodium Cyanide
C

In roasting—
(a) no metal impurities are removed
(b) ore becomes porous
(c)  moisture is removed
(d) all the above
D

. In roasting the ores are generally converted into—
(a) Metal oxides
(b) Metals
(c)  Hydrated metal oxides
(d) None of these
A


Which one of the following is known as the ‘Laughing Jack’ of Australia? 
(1) Platypus    
(2) Kookabara 
(3) Koala     
(4) Lyrebird 
B

The seashore temple at Mahabalipuram was built by  
(1) Mahendra Varman I   
(2) Narashimha Varman I  
(3) Nandi Varman II   
(4) Dandi Varman  
B

Who got the Gita translated into Persian? 
(1) Shah Jahan   
(2) Akbar 
(3) Murad     
(4) Dara Shikoh 
D

The Portuguese Governor who abolished Sati in Goa was 
(1) Albuquerque    
(2) Cabral 
(3) Almeida    
(4) De Braganza 
A

 A cross between homozygous recessive and heerozyous plant is 
(1) Back cross    
(2) Test Cross 
(3) Monohybrid cross   
(4) Dihybrid cross  
B

The significant quantitiy of upper soil is formed by  
(1) Igneous rock    
(2) Sedimentary rock  
(3) Metamorphic rock   
(4) Biological degration  
B

Who coined the term ‘gen’? 
(1) Medel     
(2) Johannsen 
(3) Watson    
(4) Beadle  
B

Saprophytes are the organisms which depend for food on 
(1) Living plants    
(2) living animals 
(3) Both dead plants and animals   
(4) Inorganic chemical compounds
C


Two samples A and B of the same mass of a gas, initially at the same pressure, temperature and volume are compressed to half the original volume. A isothermally and B adiabatically. The final pressure of A is
(a) greater than that of B
(b) equal to that of B 
(c) less than that of B
(d) twice that of B
C

 In an isothermal expansion of a gas
(a) a pressure remains constant
(b) temperature remains constant
(c)  density remains constant
(d) none of these
B


If an ideal gas is isothermally expanded, its internal energy will
(a) increase
(b) decrease
(c)  remain the same
(d) none of these
C

 A gas has
(a) one specific heat
(b) two specific heat
(c)  three specific heat
(d) infinite specific heat
D

The heat transferred by the radiator of a refrigerator is
(a) more than that at the freezer
(b) less than that at the freezer
(c)  the same as that at the freezer
(d) none of these
A

. Melting point of ice
(a) increase with increase of pressure
(b) decreases with increase of pressure
(c) is independent of pressure
(d) none of these
B

Two blocks of ice when pressed together joint to form one block because 
(a) of heat produced during pressing 
(b) of cold produced during pressing
(c)  melting point of ice increases with increase of pressure
(d) melting point of ice decreases with increased of pressure 
D

In a pressure cooker the cooking is fast because
(a) the boiling point of water is raised by the increased pressure inside the cooker
(b) the boiling point of water is lowered by the increased pressure
(c)  more steam is available to cook the food at 1000 ° C 
(d) none of these
A





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