List of practice Questions

Discontinuous synthesis of $DNA$ occurs in one strand, because

Diseases are broadly grouped into infectious and noninfectious diseases. In the list given below, identify the infectious diseases. (i) Cancer (ii) Influenza (iii) Allergy (iv) Small pox

Dispersive power depends on:

Diploblastic and triploblastic are terms that describe

Diplotene stage of prophase-$I$ is characterised by

Dimensions of relative density is

Dimensions of solar constant are

Differential co-efficient of $\log_{10} x $ w.r.t. $log_x 10$ is

Differential coefficient of $\sqrt{sec\sqrt{x}}$ is

Differential coefficient of $tan^{-1} \frac{2x}{1-x^{2}}$ with respect to $sin^{-1} \frac{2x}{1+x^{2}}$ will be

Digestion of proteins begins in the and digestion of polysaccharides begins in the

Different biomes are formed due to annual variations in ____ over the earth's surface.

Different cells have different sizes. Arrange the following cells in an ascending order of their size and select the correct option (i) Mycoplasma (ii) Ostrich egg (iii) Human $RBCs$ (iv) Bacteria

Diethyl ether can be decomposed by

Diethyl ether when refluxed with excess of $HI$ gives two molecules of $(i)$. Ethers can be most commonly prepared by reaction of $(ii)$ and $(iii)$. The method is called $(iv)$. $(i)$, $(ii)$, $(iii)$ and $(iv)$ respectively are

Difference between S and $S^{2-}$ as $S^{2-}$ has

Diamond and graphite are shown to be allotropic forms of carbon by the fact that

Diatomaceous earth is used for all except

Diazo coupling is useful to prepare

Detritus food chain in comparison to grazing food chain is

Development of an egg without fertilization is called

Derivative of $\sec^{-1} \left( \frac{1}{2x^2 + 1 } \right)$ w.r.t. $\sqrt{ 1 + 3x} $ at $x = - \frac{1}{3}$ is

Derivative of the function $f(x) = 7x^{-3} $ is

Derivative of the function $f(x) = log_5(log_7x)$, $x > 7$ is

Densities of two gases are in the ratio of 1 : 2 and their temperature are in the ratio of 2 : 1, then the ratio of their pressure is