List of top Biology Questions

Shape of chloroplast of Ulothrix is
Select the correct matching.
Purkinje fibres are present in
Perianth is found in which family :
Palmella statge is present in
Monascus purpureus is a yeast used commercially in the production of
Malignant malaria is caused by the which of the following species of Plasmodium ?
The breeding technique that is useful to expose harmful recessive genes is
Brunner's gland is located in
Above diagram represents
Heterotrichous thallus is shown by which organism
Which of the following is/are free living nitrogen fixers?
Which of the following is correct for the given floral diagrams?
Which of the following is not a bioassay for cytokinins?
Which of the following is not a characteristic of meiosis?
Which one is parasitic algae?
Which of the following disorders are caused due to recessive autosomal mutations?
When red and white flowered Mirabilis plants are crossed all pink flowers are seen in F generation. When F progeny is selfed, the expected phenotypic and genotypic ratios are
What is diapedesis?
What is acrosomal reaction?
The H-zone in the skeletal muscle fibre is due to
The given figures are types of elements (A and B) which constitute one type of complex tissue (c) of a plant . Identify A, B and C.
The amphids are cuticular elevations on the ventrolateral lips of Ascaris. These are
Refer to the given figure of T.S. of penis. How will penile function be altered if the blood supply to the B is impaired?
Peyer's patches are present in