List of top Biology Questions

In a DNA molecule, the adenine is $15\%$. What will be the percentage of guanine in this DNA?

Fungi are classified on the basis of

Eutrophication is the result of

The stage during which, cell decides to get specialized

Subunits of $80S$ ribosome are

Opening of stomaia is not affected by

Which of the following event occurs during $G_{1}$ -phase?

In which of the following wavelength, photosystem-$I$ is inactive?

Law of limiting factor of photosynthesis was proposed by

Competition of species leads to

Plants purify air by which process?

One of the characteristic of sieve tube is

From which of the following, photosyntheric autotrophs receive their energy?

A substance that induces dormancy of seed is

In the following pairs, where do you get lignin in both the element?

Study of pollen grain is called

Which of the following sequence is a correct one foar meiotic cell cycle?

When does a plant wilt?

Which chemical is used for induction of polyploidy?

Broca's motor area for speech is located in

Passive immunity can be obtained through

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

Rate of heart beat is reduced by

Ridges present in the ventricles are

Cell fragments of megakaryocytes yield