List of practice Questions

Which of the following enters intestine by penetrating through skin?

Which of the molecule listed below is a product of fermentation of glucose by yeast?

Biological organisation in living state begins at

Biotechnology deals with industrial scale production of biopharmaceuticals and biological products using genetically modified

Birds and mammals share one of the following characteristics as a common feature.

Biogas consists of

Biological names are printed in italics because

Big holes in Swiss cheese are made by

Binary fission is found in

Biochemical Oxygen Demand, $(BOD)$ is a measure of organic material present in water. $BOD$ value less than $5\, ppm$ indicates a water sample to be_______.

Biodegradable pollutant is

Biodiversity refers to the number and variety of organisms found within a particular habitat. Which of the following is one of the measures of biodiversity?

$BF_3$ on hydrolysis gives

Bicarbonate ions can be generated in

Biconditional statement are given below. The true statment among them is

Benzyl amine reacts with nitrous acid to form

$BeO$ is insoluble but $BaO$ is soluble as

Bernoulli's theorem is applicable in the case of

Best way to prevent rusting of iron is by

Benzoquinone is prepared by reaction of phenol with

Benzyl alcohol is obtained from benzaldehyde by

Benzene does not undergo addition reaction easily because

Benzene on ozonolysis yields

Benzenediazonium chloride on treatment with KCN in presence of copper powder gives :

BeCl in vapour state and solid state -