List of top Biology Questions

Which one of the following classes is included under gymnosperms ?
External fertilization occurs in majority of
Vascular plants which produce seeds but not fruits belong to the group
Which of the following statements about Spirogyra is correct?
Young leaves of Cycas show
Which of the following classification is based on some morphological characters?
Fern spores are usually
Laminaria and Fucus belong to
Both chlorophyll a and b are present in
Which of the following plant kingdom is called 'amphibians'?
Sphagnum is commonly used as packing material for transshipment of living material due to its
In Funaria capsule dispersal of spores takes place through
Prothallus of the fern produces
A fern differs from a moss in having
Phylogenetic system of classification is based on
Natural system of classification was given by
Calyptra develops from
Female cone of Pinus is a
Valve present over left auriculo- ventricular opening is
QRS of ECG depicts
Choose the animals which are not ureotelic ?
Trophic levels in ecosystem is formed by
By which of the following methods, new and better varieties of plants can be formed?
During inspiration, the diaphragm
The species inhabiting the same geographical areas are