List of top Questions asked in OJEE

Number of neutrons in $C^{12}$ and $ C^{14} \, are $

The temperature of a body is increased from $-73^{\circ}\,C$ to $327\,^{\circ}\,C$. Then the ratio of emissive power is

Two identical cells each of emf E and internal resistance r are connected in parallel with an external resistance R. To get maximum power developed across R, the value of R is

In a closed organ pipe, the first resonance occurs at $50\, cm$. At what length of pipe, the second resonance will occur?

Which shows radioactivity?

An object is placed at a distance of $40\, cm$ in front of a concave mirror of focal length $20\, cm$. The nature of image is

$RbO_2$ is

Which of the following antibiotic is active against fungus ?

Bryophytes have probably evolved from

The phenomenon of sulphur shower in pine forest is due to

pH of gastric juice is

Most abundant lipid in cell membrane is

There is no division of cytoplasm after mitosis, then the condition will be

Which of the following represents total kineticenergy of one mole of the gas

Most of the cell membranes are principally composed of

Which of the following is hermaphrodite ?

The phenomenon of plasmolysis is evident when cells are kept in

Surface tension vanishes at

Poikilotherms are also known as

Lysosomes, the suicidal bags were first observed by

Human sperm moves by

Group of algae in which sexual reproduction is absent

Deuteromycetes are called imperfect fungi due to

Wings of birds and fore limbs of horse are $\ldots\ldots$ organs ?

In angiosperms, floral bud is covered by whorl of