List of top Questions asked in WBJEE

Which chemical is used for induction of polyploidy?

Broca's motor area for speech is located in

Passive immunity can be obtained through

$\frac {3x^2+1}{x^2-6x+8}$ is equal to

Mature ovum in human beings is surrounded by

The orbital angular momentum of an electron in $ 2s $ -orbital is

$ 4.6\times {{10}^{22}} $ atoms of an element weigh $13.8\,g$. The atomic weight of that element is

Which of the following has the smallest number of molecules?

Which one of the following compounds has $ s{{p}^{2}} $- hybridisation?

Number of lone pair (s) in $ XeO{{F}_{4}} $ is/are

The decomposition of hydrogen peroxide can be slowed by the addition of acetamide. The latter acts as a

The starting material used in Solvas process are

Climacteric is

Cereberal malaria is caused by

The half-life period of radioactive element is $140$ days. After $560$ days, $1$ gram of element will reduce to

If molecular weight of $ KMn{{O}_{4}} $ is $M$, then its equivalent weight in acidic medium would be

Rhizoids are found

Which of the following is the most productive ecosystem ?

Xenogamy is

Which of the following carbohydrates is absent in honey ?

Which enzyme is used in transcription ?

The proteinaceous infectious particles that cause infectious diseases are called

Liquor ammonia is

Crossing over takes place between

Complete linkage is observed in