List of top Biology Questions

Isogamous condition with non flagellated gametes is found in
How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium (oleander) have opposite phyllotaxy?
Interfascicular cambium develops from cells of
Which of the following criteria does not pertain to facilitated transport?
Transfer of genetic material from one bacterium to another through contact is
A healthy person eats the following diet-5 gm raw sugar,. 4 gm albumin, 10 gm pure buffalo ghee adultrated with 2 gm vegetable ghee (hydrogenated vegetable oil) and 5 gm lignin. How many calories he is likely to get?
Choose the right one which denotes genetic diversity.
The trachea terminates into
Which of the following tissue is not a component of a complex tissues ?
A stage of mitosis is shown in the diagram. Which stage is it and what are its characteristics?
A sagittal section of human brain is shown here. Identify at least two labels from A-D.
The incorrect statement with regard to Haemophilia is
Which Mendelian idea is depicted by a cross in which the F1 generation resembles both the parents ?
Which of the following cannot be detected in a developing foetus by amniocentesis ?
One of the legal methods of birth control is
Which of the following statement is correct in relation to the endocrine system ?
The characteristics of class Reptilia are
H-zone in skeletal muscle fibre is due to
During sewage treatment biogas produced includes
Which of the following statements is correct in relation to the endocrine system ?
The colonies of recombinant bacteria appear white in contrast to blue colonies of nonrecombinant bacteria because of
Artificial insemination means :
The term episome refers to a type of
Which one of the following is one of the paths followed by air or O during respiration in the adult male Periplaneta americana as it enters the animal body?
Teichoic acid is present in which cell component of bacteria