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IASbaba ’60 Day Plan- Prelims Test 2016 SCIENCE & TECH & CURRENT AFFAIRS [DAY 23]

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IASbaba ’60 Day Plan’ – Prelims Test 2016 [Day 23]

 


Q.1) A fuel cell is a device that generates electricity by a chemical reaction. Consider the following

  1. Molten carbonate fuel cells
  2. Phosphoric Acid fuel cells
  3. Hydrogen fuel cells
  4. Solid oxide fuel cells

Which of the above is/are types of fuel cells?

a) Only 3

b) 2 and 3

c) 2, 3 and 4

d) 1, 2, 3 and 4


Q.2) Consider the following w.r.t Asian and African Elephants?

  1. Both the males and females have tusks in Asian and African elephants
  2. African elephants have keener sense of smell as compared to Asian elephants

Select the correct code

a) Only 1

b) Only 2

c) Both

d) None


Q.3) Which of the following is the correct definition of ‘Transcriptome’?

a) It includes only those RNA molecules found in a specified cell population, and usually includes the amount or concentration of each RNA molecule in addition to the molecular identities.

b) It is the set of all messenger RNA molecules in one cell or a population of cells.

c) It is the set of all transfer RNA molecule in two or more cells

d) None of the above is correct


Q.4) Digital convergence refers to the convergence of four industries into one conglomerate. Identify those four industries?

  1. Media
  2. Consumer Electronics
  3. Information Technology
  4. Telecommunication
  5. Entertainment
  6. Cognitive Science

Select the appropriate code

a) 1, 3, 4 and 5

b) 2, 3, 4 and 5

c) 2, 3, 4 and 6

d) 3, 4, 5 and 6


Q.5) Consider the following about totipotent, pluripotent and multipotent cells:

  1. The correct order from most differentiated to least differentiated- is pluripotent>multipotent>totipotent
  2. Embryonic stem cells are considered pluripotent cells
  3. Multipotent cells are more limited than pluripotent cells

Select the correct code

a) 1 and 2

b) 2 and 3

c) 1, 2 and 3

d) 1 and 3


Q.6) Since the advent of the antibiotic “superdrug” in the 1940s, a new villain, the “superbug” has emerged and has been making national and international headlines over the past two decades. Consider the following

  1. Methicillin-resistant Staphylococcus aureus (MRSA)
  2. Drug-resistant tuberculosis (MDR- and XDR-TB)
  3. Drug-resistant Enterococcus
  4. Drug-resistant Streptococcus pneumoniae

Which of the above falls under the category of ‘Superbug’?

a) 1, 3 and 4

b) 2, 3 and 4

c) 1, 2 and 3

d) 1, 2, 3 and 4


Q.7) Consider the following regarding ‘Uranium’ production in the world

  1. India is among top 5 uranium producing countries in the world
  2. Kazakhstan produces the largest share of uranium from mines followed by Australia and Canada
  3. World’s maximum uranium production comes from underground mining

Select the incorrect code

a) Only 1

b) 1 and 3

c) 1, 2 and 3

d) None


Q.8) Why does the Sun appear white in colour at noon?

  1. A little of the blue colour is scattered.
  2. Blue colour is scattered the most
  3. Red colour is scattered the most
  4. All the colours are scattered away

Q.9) Consider the following regarding ‘The Natural Resources Data Management System (NRDMS) Programme’

  1. It was launched with the objectives of developing and demonstrating scientific methods and techniques for national level planning
  2. Ministry of Environment and Forest is the nodal agency to govern its function and proper execution

Select the correct code

a) Only 1

b) Only 2

c) Both

d) None


 

Q.10) Consider the following regarding sunrise and sunset

  1. The time difference between actual sunrise and sunset is 4 minutes
  2. This is because of the phenomenon of Total Internal Reflection
  3. The apparent flattening of the Sun’s disc at sunrise and sunset is due to atmospheric refraction.

Select the incorrect code

a) Only 1

b) Only 3

c) 1 and 2

d) 1, 2 and 3 


Q.11) Consider the following statements

  1. It is not a member of United Nations but a member of IMF and World Bank
  2. It declared its independence from Serbia
  3. It is a landlocked country
  4. It is one of the Muslim majority territories on European mainland

Identify the country?

a) Albania

b) Kosovo

c) Bosnia

d) Slovenia


Q.12) Acid attacks are one of the most gruesome kind of acts causing not only physical harm to the victim but psychological and emotional harm as well. Which of the following steps should be taken to reduce the effect of acid on the skin?

  1. Burnt area should be washed with clean water or slightly saline water
  2. Burnt are should be washed with milk. Milk is basic and neutralizes acid.
  3. Burnt area should be washed with a strong base to quickly neutralize it so that it does not react further.

Select the code from the following:

a) 1 only

b) 1 and 2

c) 1 and 3

d) All of the above 


Q.13) Mitochondria is an organelle found in most of the cells. It is known as the powerhouse of the cell. Which of the following statements are correct related to mitochondria?

  1. The biochemical processes of respiration and energy production occurs here.
  2. Mitochondrial disease can pass to a progeny only through mothers in human beings.
  3. Three parent baby is a technique used to prevent the transfer of mitochondrial defect to the babies.

Select the correct code from the following:

a) 1 and 2

b) 2 and 3

c) 1 and 3

d) All of the above 


Q.14) Which of the following forces are not the example of contact forces?

  1. Friction force
  2. Electrostatic force
  3. Magnetic force
  4. Gravitational force
  5. Air resistance force

Select the code from the following:

a) 1 only

b) 1, 3, 4 and 5

c) 2, 3 and 4

d) 2, 4 and 5 


Q.15) Consider the following statements about Jal-Tarang:

  1. It is an Indian percussion instrument.
  2. It consists of ceramic or metal bowls tuned by putting different amount of water in them.
  3. It is played by hitting the bowls with sticks.

Which of the above statements are correct?

a) 2 and 3

b) All of the above

c) 1 and 3

d) None of the above 


Q.16) The 2014 Nobel Prize for physics has been awarded to a trio of scientists in Japan and the US for the invention of blue light emitting diodes (LEDs). Why the invention of blue LED was so special?

  1. It was the first LED to be invented.
  2. Together with Green and red LED, white light could be produced.
  3. Blue LED is the most difficult to make as it uses, Gallium nitride and not Gallium Phosphide.

Select the correct code from the following:

a) 1 and 2

b) 2 and 3

c) 1 and 3

d) All of the above 


Q.17) Pole star is amongst the most useful stars for humans because of its fixed location in the sky. Consider the following statements with respect to pole star:

  1. Pole star is helpful in finding the north direction in night and helped in navigation in ancient times.
  2. Pole star can be pointed with the help of Ursa Major constellation.
  3. Pole star is not visible in the Southern Hemisphere.

Which of the above statements are correct?

a) 1 and 2

b) 2 and 3

c) 1 and 3

d) All of the above 


Q.18) In cricket, the bowlers are now mastering the art of ‘reverse swinging’ the ball. This helps them to take the pitch out of the equation, and move the ball in the air. Which of the following statements are correct about ‘reverse swing’?

  1. For reverse swing to happen the ball needs to be rough on one side and shiny on the other.
  2. The ball moves towards the shining side.
  3. Due to friction, the air pressure on the rough side is less and shiny side is more.

Select the code from the following:

a) 1 and 2

b) 2 and 3

c) 1 and 3

d) All of the above 


Q.19) Consider the following situation:

If an object is released from a moving train, the object will go:

a) In the opposite direction of the moving train.

b) In the same direction of the moving train.

c) It will fall straight downwards.

d) None of the above 


Q.20) Steam burns are more severe than the burns caused by boiling water because:

a) The temperature of steam is higher than the boiling water.

b) Steam contains latent heat.

c) Steam hits the body with a pressure while water does not.

d) The given statement is false.


Q.21) Which of the following statements about ‘Amber’ are correct?

  1. It is a fossilized tree resin.
  2. It is helpful in paleontology as it contains preserved specimens of plants and insects.
  3. It is highly sought after because of its vibrant colour and is used in jewelry.
  4. Amber is used as an ingredient in perfumes and healing agent in folk medicines.

Select the code from the following:

a) 1 and 2

b) 1 and 3

c) 2,3 and 4

d) All of the above 


Q.22) Consider the following with respect to Nilgai

  1. Nilgai is endemic to Indian subcontinent
  2. It is the largest antelope in Asia
  3. It is vulnerable as per IUCN red list

Select the correct answer using the codes given below

a) 1 and 3 only

b) 1 and 2 only

c) 2 and 3 only

d) All


Q.23) Consider the following countries

  1. Honduras
  2. Belize
  3. El Salvador

Select the countries not bordering Mexico

a) 1 and 3 only

b) 1 and 2 only

c) 2 and 3 only

d) All border Mexico


Q.24) Consider the following statements with respect to “SURYAMITRA” Mobile App

  1. It is developed by National Institute of Solar Energy (NISE)
  2. SURYAMITRA is a skill development program designed to create skilled manpower in installation, commissioning, and Operation & Maintenance of solar power plants and equipment.

Select the correct option

a) 1 only

b) 2 only

c) Both

d) None


Q.25) “Hand in Hand” is a joint military exercise conducted between which of the following two countries

a) India and Sri Lanka

b) Sri Lanka and China

c) China and India

d) China and Bangladesh


Q.26) Consider the following statements regarding “Gold monetisation Scheme”

  1. Its objective is to mobilize unutilized gold from individuals, households and institutions and make them available to gold-base industries
  2. The tenure of gold deposits is likely to be for a minimum of two years.
  3. The minimum quantity of deposits is pegged at 10 gram to encourage even small deposits

Choose the incorrect answer using the code given below

a) 1 and 3 only

b) 2 and 3 only

c) 1 and 2 only

d) All the above

 


 

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