List of practice Questions

Mutual inductance of two coils can be increased by

More number of oxidation state are exhibited by the actinoids than by lanthanoids. The main reason for this is :

Monoadelphous condition of stamens is found in

Microsatellites are

Method by which Aniline cannot be prepared is :

"Metals are usually not found as nitrates in their ores". Out of the following two (a and b) reasons which is/are true for the above observation? (a) Metal nitrates are highly unstable. (b) Metal nitrates are hightly soluble in water.

Maximum bond angle at nitrogen is present in which of the following?

Malacophily is the pollination by

Lodicules are scale like structures found below the ovary in the flower of

Lenticels are involved in the process of

$J.H$. Taylor's experiment which proved that $DNA$ replication is semi-conservative, was done on

In Krebs' cycle, the hydrogen of malate is accepted by

If the length and time period of an oscillating pendulum have errors of $1\%$ and $3\%$ respectively, then the error in measurement of acceleration due to gravity is

How many days does it take for spermatogenesis to take place ?

How many base pairs are present in single turn of DNA helix?

Hiccups can be best described as

Haploid plant can be obtained from

Fascicular cambium separates the xylem and phloem in

Edible part of a coconut fruit is

During photosynthesis, plants

Diameter of aperture of a plano-convex lens is $6\, cm$ and thickness at the centre is $3\, mm$. If the speed of light in the material of the lens is $2 \times 10^8 \,m \,s ^{-1}$, the focal length of the lens is

Cruciform corolla is characteristic of Family

Crossing over occurs in the______stage of meiosis

Copper sulphate is dissolved in water containing ________ for making Bordeaux mixture.

Corpus luteum is maintained in a woman, under the effect of