List of top Biology Questions

Sweet potato is a modified
In the given diagram of mammalian bone, X indicates
The amnion of mammalian embryo is derived from
Pneumatophores occur in
Each testicular lobule contains _______ convoluted seminiferous tubules
Double fertilization in angiosperms was first discovered by S.G. Nawaschin in ________ plants.
In Mirabilis jalapa, when red and white varieties are crossed, the hybrid obtained will be ________ pink.
Oxidative phosphorylation in eukaryotes occurs during ________.
In angiosperms, the fusion of male gamete with the secondary nucleus is considered as "Second fertilization" because
Secondary xylem and phloem in dicot stem are produced by
The experimental proof for semiconservative replication of DNA was first shown in a
Which of the following flower only once in its life-time ?
In case of anaerobic respiration, the RQ is ___________
In plants, Richmond - Lang effect is

In which of the following forms is iron absorbed by plants?

In biogas plant, the role of acidogenic bacteria is to
In the given diagram of antibody, 'X' indicates
World Ozone Day is celebrated on
All of the following are included in �Ex-situ conservation� except
Plants having little or no secondary growth are
Biopatent is granted for biological entities by _______ authority of a country.
In which disease does mosquito transmitted pathogen cause chronic inflammation of lymphatic vessels ?
Which of the following is an avascular tissue ?
"Pusa Sadabahar" is resistant to _______ disease.
Carbon monoxide combines with haemoglobin to form __________