NEET Test 127...

Among the following select the alkane that is expected to have lowest boiling point:

Which of the following statements is correct?

A person can see clearly only upto a distance of 25 cm. He wants to read a book placed at a distance of 50 cm from his eyes. What is the power of the lens of his spectacles?

A table tennis ball that has been covered with a conducting point is suspended by a light thread so that it hangs between two metal p.a.es. One plate is earthed, while the other is attached to a high voltage generator, the ball

In a solid 'AB' having the NaCl structure, 'A' atoms occupy the corners of the cubic unit cell. If all the face centred atoms along one of the axes are removed, then the resultant stoichiometry of the solid is:

Which of the following is the most dangerous metal pollutant of automobile exhaust?

Which of the following is a wrong statement about myelin sheath?

When m-chlorobenzaldehyde is treated with 50% KOH solution, the product(s) obtained is/are:

At a particular locus, the frequency of ′A′ allele is 0.6 and that of ′a′ is 0.4. What would be the frequency of heterozygotes in a randomly mating population of equilibrium?

Which of the following multicellular animals does not have nerve cells or neurons to respond to stimuli?

a. Anemone

b. Sponge

c. Hydra