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Attempt the Quiz which consists of important questions for NDA Exam, the passing percentage is 60%.
#1. Which one among the following statements about thermal conductivity is correct?
Steel > Wood > Water
Steel > Water > Wood
Water > Steel > Wood
Water > Wood > Steel #2. The most important raw materials used in the manufacture of cement are
Potassium nitrate, charcoal and sulphur
Transition metal oxides, sodium hydroxide or potassium hydroxide
Limestone, clay and gypsum
Limestone, sodium carbonate and silica #3. Yellow colour light is used as fog light because yellow colour
light is most scattered by fog
has the longest wavelength among all colours
has the longest wavelength among all colours except red and orange but the red colour is already used for brake light and stop light whereas orange colour is avoided due to its similarity with red
has the shortest wavelength among all colours not already reserved for other purpose #4. An iron ball and wooden ball of the same radius are released from a height 'H' in vacuum. The time taken to reach the ground will be
equal for both
more for the iron ball
more for the wooden ball
in ratio of their weights #5. Which one among the following water-borne diseases is not caused by a bacteria?
#6. Which of the following statements is/are correct?
The local time of Itanagar (Arunachal Pradesh) is about two hours ahead than Dwarka (Gujarat).
The local time at Chennai (Tamil Nadu) and Lucknow (Uttar Pradesh) is almost the same.
The local time of Mumbai (Maharashtra) is one hour ahead than Kolkata (West Bengal).
All of the above #7. Which one among the following is the hardest part of our body?
Skull bones of head
Enamel of teeth
Spinal vertebra #8. Which of the following group is present in animal cells?
Mitochondria, Cell membrane, Cell wall, Cytoplasm
Nucleus, Cell membrane, Mitochondria, Cytoplasm
Chloroplasts, Cytoplasm, Vacuole, Nucleus
Vacoule, Cell membrane, Nucleus, Mitochondria #9. Gandhiji's call for breaking Salt Laws was in response to the
Civil Disobedience Movement
Quit India Movement #10. Which among the following islands in the South China Sea are the source of conflict between several countries?
#11. Who among the following led India to their first overseas test victory in cricket?
Bishen Singh Bedi #12. Dhanush, a missile inducted into the Indian Navy
is a customized and naval variant of Prithvi missile
has a range of 700 km
can be launched from an aircraft
cannot carry nuclear warheads #13. Which of the following statements is/are correct?
The Indian Army is organized into five Regional Commands
The Headquarters of Northern Command is located at Lucknow
Both of the above
None of the above #14. The terra-cotta plough of the Harappan civilization was found at
Lothal #15. Which one among the following statements is NOT correct?
More than 50% of world's animal species are found in tropical rain forest
One-third of land surface is arid or semi-arid
Floating plants (phytoplankton) in the ocean produce over half the world's oxygen
World's important deserts are located across the equator
#16. Which one among the following statements is correct?
All arteries carry oxygenated blood
All veins carry oxygenated blood
Except the pulmonary artery, all other arteries carry oxygenated blood
Except the pulmonary vein, all other veins carry oxygenated blood #17. The main power supply in India is at 220 V, whereas that in the US is at 110 V. Which one among the following statements in this regard is correct?
110 V is safer but more expensive to maintain
110 V is safer and cheaper to maintain
110 V lead to lower power loss
110 V works better at higher latitudes #18. Muhammad bin Tughlaq's experiment of introducing token currency could not succeed on account of
rejection of token coins by foreign merchants
shortage of copper for minting token coins
large-scale minting of spurious coins
poor quality of token currency #19. The writ of certiorari is issued by superior court to
an inferior court to stop further proceedings in a particular case
an inferior court to transfer the record of proceedings in a case for review
an officer to show his/her right to hold a particular office
a public authority to produce a person detained by it before the court within 24 hours #20. A glass of water does not turn into ice as it reaches 0o C. It is because
water does not solidify at 0 degree C
a certain amount of heat must be supplied to the glass of water so as to solidify
a certain amount of heat must be taken out from the glass of water so as to solidify
water solidifies at 0 degree K only