List of top Biology Questions

Adaptive radiation refers to
Which one is formed by ossification of tendon ?
In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in $F_1$ generation ?
In the hexaploid wheat, the haploid $(n)$ and basic $(X)$ numbers of chromosomes are
Which part of ovary in mammals acts as an endocrine gland after ovulation?
Inheriatance of skin colour in human is an example of
Archaeopteryx is connecting link between
Edaphology is
The lateral roots originate from
The largest RBC's have been seen in
The net gain of ATP during glycolysis is
The characteristic of an essential element is that it
The tumor inducing capacity of Agrobacterium - tumaefaciens is located in large extra chromosomal plasmids called
Match the following: Column - I Column II (a) Leishmiania-donavani (p) Malaria (b) Wuchereria-bancrofti (q) Amoebiasis (c) Trypanosoma-gambiense (r) Kala azar (d) Entamoeba-histolytica (s) Sleeping sickness (t) Filariasis
In which of the following organisms, self fertilization is seen ?
The postanal tail is present in
Succus entericus is secreted by
In the given diagram name the parts A, B, C and D.
The first process by which water enters into the seed coat when a seed is placed in suitable environment for germination is
Residual volume is
Nitrogenous waste products are eliminated mainly as
Sterilization of tissue culture medium is done by
The sequence of structural gene in lac operon concept is
Succus entericus is secreted by________
In tissue culture roots can be induced by