Niit Technologies Ltd Interview Questions And Answers

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Objective type questions in written exam test of Niit Technologies Ltd

1 → Questins : An astronaut in a space chip orbiting the earth, tries to sip a cool drink wrong a straw but the liquid does not rise in the straw. Why ?

Option a> : The straw is too thin
Option b> : The liquid is too dense.
Option c> : No atmosphere pressure on the liquid surface
Option d> : Too much pressure on the liquid surface.

2 → Questins : Nita^s falls risk frequently. After observing Nita^s diet chart, doctor comes to a conclusion that an important nutrient missing in her diet. You also observe the diet chart. Which nutrient do you find missing.
[2029.jpg,200]

Option a> : Proteins
Option b> : Vitamins
Option c> : Carbohydrates
Option d> : Minerals

3 → Questins : The environmental scientists have found that solid wastes made of plastics and the most dangerous pollutants, because,

Option a> : after destroying they emit Nitrogen gas
Option b> : the ashes left can damage the crops.
Option c> : can^t be destroyed easily and collection land
Option d> : emit excessive oxygen which destroys plants.

4 → Questins : Anu took three pots and filled one with loam, another with clay and the last with send. She planted some bean seeds in each pot. She water the pots and kept them in a warm place. After two weeks which pot had the best seedlings.
[1397.jpg,200]

Option a> : The pot with the sandy soil
Option b> : The pot with loamy soil
Option c> : All three pots
Option d> : The pot with clayey soil

5 → Questins : Which of the following is an instant source of energy ?

Option a> : Cheese
Option b> : Bread
Option c> : Glucose Solution
Option d> : Banana

6 → Questins : Which of these titles best distinguishes Boxes P and Q ?
[1346.jpg,100]

Option a> : P-Flowering and Q - Non-flowering plants
Option b> : P - Non-green plants and Q - Green Plants
Option c> : P - Herbs and Q - Trees
Option d> : P - Monocot Plant and Q - Di - cot plants

7 → Questins : See the picture and identify the prown being perfarmed by the plants.
[1344.jpg,200]

Option a> : Transpiration
Option b> : Respiration
Option c> : Photosynthesis
Option d> : Evaporation

8 → Questins : See the picture and identify the process it represents
[1359.jpg,100]

Option a> : Respiration
Option b> : Digestion
Option c> : Reproduction
Option d> : Movement

9 → Questins : In the given food chain if the population of dies increases. We will observe the following change :
[1338.jpg,100]

Option a> : Population of lions will increase
Option b> : Population of trees will increase
Option c> : Forest will turn to a barren land
Option d> : It will not have any affect

10 → Questins : Meena is ill. Which food item does she need more for recovery ?
[1339.jpg,100]

Option a> : Carbohydrates
Option b> : Vitamin & Minerals
Option c> : Proteins
Option d> : Fats

11 → Questins : When a copper coil is above a candle flame, the candle burns. When the coil is placed over the flame it is extinguished because

Option a> : The coil decreases the oxygen supply
Option b> : The coil does not allow air to circulate around the flame
Option c> : The coil conducts heat away quickly and the temperature falls below the ignition temperature
Option d> : The coil minimises radiation bases.

12 → Questins : Cooking in a pressure cooker saves time and fuel because

Option a> : under increased pressure the boiling point of water increases beyond 100°C
Option b> : under increased pressure, the boiling point of water decreases
Option c> : steam does not condense
Option d> : heat loss is minimised.

13 → Questins : Three identical beakers contain equal masses of three liquid A, B, C of densities P1, P2, P3 respectively. If P1 > P2 > P3 the force on the base of the vessel (beakers) will be

Option a> : highest in beaker A
Option b> : highest in beaker B
Option c> : highest in beaker C
Option d> : equal in all three beakers

14 → Questins : The force exerted by the earth on an apple is Fa and that exerted by the apple on the earth is Fe

Option a> : Fa = Fe
Option b> : Fa < Fe
Option c> : Fe < Fa
Option d> : Fe = 0

15 → Questins : Equal amounts of heat are given to equal masses of water and copper. After heating their temperatures are Tw and Tcu respectively. Then

Option a> : Tw = Tcu
Option b> : Tw > Tcu
Option c> : Tcu > Tw
Option d> : Tcu = 0

16 → Questins : Water flows out of a small opening near the base of an open vessel. The speed of water coming out depends on

Option a> : area of the opening
Option b> : height of liquid on the vessel
Option c> : density of liquid
Option d> : acceleration due to gravity

17 → Questins : A wave passing enough a solid

Option a> : must be longitudinal
Option b> : may be longitudinal
Option c> : must be transverse
Option d> : may be transverse

18 → Questins : The angular dispersion produced by a prism

Option a> : increases if the refractive index decreases
Option b> : is not related to refractive index
Option c> : increases if the refractive index increases
Option d> : remains a constant even if refractive index changes

19 → Questins : When light is incident on a spherical mirror only paraxial says are considered and not marginal says as

Option a> : they show way little dispersion
Option b> : form almost a point image of a point source
Option c> : the image can be easily located geometrically
Option d> : the image is brighter.

20 → Questins : Total internal reflection takes place only

Option a> : light travels from an optically rarer to a denser medium
Option b> : light travels from as optically denser to rarer medium
Option c> : the critical angle is 90°
Option d> : the refractive indices of the two media are slightly different

21 → Questins : Fraunhofer lines are proof of

Option a> : the presence of a single element in the Sun
Option b> : the presence of certain elements in the Sun^s interior
Option c> : the presence of certain elements at the outer edge of the Sun
Option d> : the presence of Sun spots.

22 → Questins : In the extinguishers, Carbon-di-oxide exists as a

Option a> : Solid
Option b> : Gas
Option c> : Liquid under pressure
Option d> : None of the above

23 → Questins : Why is one^s breath visible in cold but not in hot weather ?

Option a> : During winter visibility is clearer and water vapour in breath can be seen
Option b> : Water vapours in the exhaled breather condense into small droplets which become visible
Option c> : During hot weather water drops in breath evaporate
Option d> : In cold weather water vapours evaporate slowly

24 → Questins : A group of std 6 students had a discussion
Shyam : all gases can diffuse into one another
Sunil : all liquids can diffuse into one another
Jay : a solid can diffuse into a liquid only if it is soluble in it
Vijay : Only miscible liquid can diffuse into each other.
Who passed a false statement ?

Option a> : Shyam
Option b> : Sunil
Option c> : Jay
Option d> : Vijay

25 → Questins : Nita mixed up rice grains and salt. Bharat roasted the peanuts and skinned them by rubbing. Which of the following method should they use to get the things right. 1. Sleving 2. Winnowing 3. Picking by hand 4. Sedimentation and decantation. N-Nita, B-Bharat.

Option a> : N-1, B-4
Option b> : N-2, B-1
Option c> : N-1, B-2
Option d> : N-4, B-3

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