NDA questions
2295 published questions with worked solutions.
- Hydrogenation of vegetable oils using nickel catalyst is an example of
- Which one of the following materials is not an allotrope of carbon ?
- Which one of the following acids is predominantly found in tomatoes ?
- Which one of the following conclusions could not be derived from Rutherford's α-particle scattering experiment ?
- Which one of the following is not a bio-mass energy source ?
- Twinkling of stars is due to
- Which one of the following cannot be the unit of frequency of a sound wave ?
- 'Beats' is a phenomenon that occurs when frequencies of two harmonic waves are
- Light waves are incident on an air-glass boundary. Some of the light waves are reflected and some are refracted in the glass....
- Which one of the following statements is true for a simple harmonic oscillator ?
- During seed germination, the part of the embryo which grows into root is
- In a typical flower, germinating pollen grains pass through several parts of the gynoecium before they reach the ovule. A list of...
- The major source of vitamins and minerals for vegetarians is
- If a ray of light enters from a rarer medium to a denser medium at zero angle of incidence, it would
- Which one of the following statements about biodiversity is not correct ?
- The Earth's atmosphere is mainly heated by which one of the following ?
- Which one of the following is the correct sequence of layers as we move from the Earth's surface upwards ?
- The pH value of Milk of Magnesia is approximately
- Which one of the following methods can be used to separate anthracene from a mixture of salt and anthracene ?
- Which one of the following statements about the process of photosynthesis is correct ?