List of top Biology Questions

Choose the right one among the statements given below

Which of the following statements is correct ?

Select the correct sequence of events :

Which scientist experimentally proved that DNA is the sole genetic material in bacteriophage ?

The concept of "Omnis cellula-e cellula" regarding cell division was first proposed by :

Purines found both in DNA and RNA are ;

Xylem translocates:

Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following:

Following table summarises the differences between a monocot root and a dicot root. Identify the incorrect differences and select the correct option.

It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be applied to artificially induce flowering in pineapple plants throughout, the year to increase yield ?

What would be the heart rate of a person if the cardiac output is 5 L, blood volume in the ventricles at the end of diastole is 100 mL and at the end of ventricular systole is 50 mL ?

Which one is the oldest in following?

RNA binds to mRNA through

Which one of them is odd with respect to human male?

Identify the diagram of heteocyst.

Among the following choose the correct epimers.

Gynaeocomastia is present in which syndrome?

Synaptonemal complex is formed

In gluconeogensis, which of the following cannot act as substrate?

Eutrophication is caused due to

In annealing

Typhoid is caused by

Chl- b differs from chl-a by

Atlas is

Flame cells are present in