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