List of practice Questions

A current loop in a magnetic field

What should be the characteristic of fuse wire?

A wire of resistance 4Ω is stretched to twice its original length. The resistance of stretched wire would be

A thermodynamical system is changed from state $(P_1, V_1)$ to $(P_2, V_2)$ by two different processes, the quantity which will remain same will be

Age of a tree can be estimated by

Seed coat is not thin, membranous in

Advantage of cleistogamy is

Which of the following statements is not true of two genes that show 50% recombination frequency ?

A pregnant female delivers a baby who suffers from stunted growth, mental retardation low intelligence quotient and abnormal skin. This is the result of

Select the correct statement with respect to locomotion in humans

Infection of Ascaris usually occurs by

Besides paddy fields, cyanobacteria are also found inside vegetative part of

Lenticels are involved in

Transition state structure of the substrate formed during an enzymatic reaction is

Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as

The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge, is called

Which of the following are correctly matched with respect to their taxonomic classification ?

Parts A, B, C and D of the human eye are shown in the diagram. Select the option which gives correct identification along with its functions/ characteristics

Which one of the following processes during decomposition is correctly described ?

Megasporangium is equivalent to

In China rose the flowers are

Pigment-containing membranous extensions in some cyanobacteria are

If two persons with 'AB' blood group marry and have sufficiently large number of children, these children could be classified as 'A' blood group: 'AB' blood group: 'B' blood group in 1:2:1 ratio. Modern technique of protein electrophoresis reveals presence of both 'A' and 'B' type proteins in 'AB' blood group individuals. This is an example of

One of the representatives of Phylum Arthropoda is

The H-zone in the skeletal muscle fibre is due to