List of top Biology Questions

DNA is not present in
Flowers are unisexual in
is the floral formula of
Which one of the following statements is not true?
Keel is the characteristic feature of flower of
Which one of the following fruits is parthenocarpic?
The oxygen evolved during photosynthesis, comes from water molecules. Which one of the following pairs of elements is involved in this reaction?
Transmission tissue is characteristic feature of
The gametophyte is not an independent, free living generation in :
Which one of the following statements is wrong?
Coconut water from a tender coconut is
In angiosperms, microsporogenesis and mega- sporogenesis
Typical growth curve in plants is
Perigynous flowers are found in
Roots play insignificant role in absorption of water in
In photosynthesis, the light independent reactions take place at
The cutting of DNA at specific locations became possible with the discovery of
A population will not exist in Hardy-Weinberg equilibrium if
Which vector can clone a small fragment of DNA ?
A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete ofthe same species, has
Arrange the following events of meiosis in a proper sequence and select the correct option. I. Terminalisation II. Crossing over III. Synapsis IV. Disjunction of genome
Destruction of the anterior horn cells of the spinal cord would result in loss of
Which of the following does not favour the formation of large quantities of dilute urine?
Human urine is usually acidic because
A pleiotropic gene