List of top Questions asked in WBJEE

The binary number $10111$ is equivalent to the decimal number

Dimorphism of chloroplast is found in

In which book, Bentham and Hooker proposed their classification?

An unknown element forms an oxide. What will be the equivalent weight of the element if the oxygen content is $20\%$ by weight?

$1$ mole of methyl amine on reaction with nitrous acid gives at $NTP$

To which of the following flower synandrous condition is found?

Filariasis is caused by

Oryza sativa is the binomial name of the rice plant, the sativa stands for

Royal jelly is secreted from

Two stretched strings have lengths $l$ and $2l$ while tension are $T$ and $4T$ respectively. If they are made of same material the ratio of their frequency is

Which of the following hormone helps in secretion of HCl from stomach?

Which one of the following is the infective stage of Ascaris lumbricoides?

Which one of the following pairs is obtained on heating ammonium dichromate?

Which of the following expressions gives the de-Broglie relationship?

Which of the following element is responsible for Minamata disease?

Which of the following acids has the smallest dissociation constant?

When $KI$ is added to acidified solution of sodium nitrite, then

What is the structural element of cell wall?

Water vascular system is present in which of the following phylum?

The vector of the kala- azar is

The value of $\cos \frac{\pi}{15}\, \cos \frac{2\pi}{15}\, \cos \frac{4\pi}{15}\, \cos \frac{8\pi}{15} $ is

Liquid, which collects in Bowmans capsule is

In which of the following phyla, compound eyes are present?

In which triploblastic animal, coelom is absent?

In floral formula (K) denotes