List of practice Questions

The disorders such as alkaptonuria and phenylketonuria are refered to as

There is an irregular mating population. If the frequency of an autosomal recessive lethal gene is 0.4, then the frequency of the carriers in a population of 200 individuals is

The branch of biology dealing with the process of improvement of human race by selective breeding is called

The lining of bone marrow cavity is called

In morula stage, the cells divide without any increase in size. Zona pellucida remains undivided till cleavage is complete.

The disease, in which thick cough, stops the passage of throat and form a layer of mucous membrane, is called

Which of the following is an example of sex-linked inheritance?

Which proteolytic enzyme induces lysis of fibrin during fibrinolysis?

Which of the following plants keeps its stomata open during the night and closed during the day?

For the reaction $H_2(g) + I_2(g) \to 2HI (g)$ the change in enthalpy ($\Delta H$) will be

In the compound Lithium tetra-hydroaluminate, the ligand is

Which of the following compound, on reaction with $NaOH$ and $Na _{2} O _{2}$, gives yellow colour?

In which of the following methane is formed?

Reduction of benzoyl chloride with $ Pd - BaSO_4 $ produces

Ammonia, on reaction with excess of chlorine, gives

Four capacitors each of capacitance C are in parallel combination. The equivalent capacitance is:

Which of the following is not a genetic vector ?

Which one of the following is the correct order of the size of iodine species?

MAB stands for

Ketones [RCOR] where $R=R_1 =$ alkyl group, can be obtained in one step by

In frog, 'fenestra ovalis' is

In frog, the surface of attachment of tongue is

In an animal cell, protein synthesis takes place

Genes are packaged into a bacterial chromosome by

$D_2O$ is used more in