List of top Biology Questions asked in Haryana PMT

The elements of xylem tissue that stores tannins are

Epithelium with single layer of tall and slender cells with microvilli on their free surface is found in

Fixation of one molecule of $ CO_{2}$ through Calvin cycle requires

Darwins finches provide an excellent evidence in favour of organic evolution. These are related to which of the following evidences?

During cell division, the spindle fibres get attached to the condensing chromosome at a highly differentiated region. This region is called

In the life history of ferns, meiosis occurs at the time of

During replication of DNA, its two strands separate. Each of these serves as a template for the formation of new strands. Such type of replication is called

Eight nucleate embryo sacs are

The length of one turn of the helix in B-form DNA is approximately

Double fertilization (or trbsle fusion) leading to initiation of endosperm in angiosperms, requires

A research scholar once collected certain alga and found that its cells contained chlorophyll-$a$, chlorophyll-$d$ and phycoerythrin. The alga must belong to

Which disease is not caused by viruses ?

Tapetal cells are characterized by

Ramenta are characteristic of

Opening in the cork tissue which permits exchange of gases between atmosphere and internal tissues is called

Which is soluble RNA?

Which hormone produces calorigenic effect?

Van Mahotsav was started by

The outermost layer of maize endosperm is known as

Static equilibrium is maintained by

Stomata in Funaria are found in

Root cap is absent in

Root cap is absent in

Lungs have a large number of narrow tubes called

Gibberellin was first discovered from