Self Studies

NEET Test 99...

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  • Question 1
    4 / -1

    A resonance air column of length 40 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end corrections, the velocity of sound in air will be:

  • Question 2
    4 / -1

    Opening or blooming of the flower is known as:

  • Question 3
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    The first law of motion is also known as the law of

  • Question 4
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    A ray of light passes through four transparent media with refractive indices μ123, and μ4 as shown in the figure below. The surfaces of all media are parallel. If the emergent ray CD is parallel to the incident ray AB, we must have:

  • Question 5
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    Which of the following options is false regarding metamerism in animals?

  • Question 6
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    In the evolution of man, several changes occurred in the ancestral characters. Which one of the following changes is irrelevant in this context?

  • Question 7
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    People have problems walking straight and driving when they have too many alcoholic drinks. In this condition, which part of their brain is affected?

  • Question 8
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    A proton, a deuteron, and an α -particle is projected perpendicular to the direction of a uniform magnetic field with the same kinetic energies. The ratio of the radii of the circular paths described by them is -

  • Question 9
    4 / -1

    Two circular coils 1 and 2 are made from the same wire, but the radius of the 1st coil is twice that of the 2nd coil. What is the ratio of potential differences applied across them, so that the magnetic field at their centres is the same?

  • Question 10
    4 / -1

    Which of the following algae contains mannitol as reserve food material?

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