List of practice Questions

Select the correct option.

Direction of RNA synthesis		Direction of reading of the template DNA strand
(1)	3' — 5'	5' — 3'
(2)	5' — 3'	5' — 3'
(3)	3' — 5'	3' — 5'
(4)	5' — 3'	3' — 5'

Select the option which is not correct with respect to enzyme action:

Select the Taxon mentioned that represents both marine and freshwater species

Stimulation of a muscle fibre by a motor neuron occurs at

The first human hormone produced by recombinant DNA technology is?

The main function of mammalian corpus luteum is to produce:

The organization which publishes the Red List of species is:

The osmotic expansion of a cell kept in water is chiefly regulated by:

The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as:

The zone of atmosphere in which the ozone layer is present is called:

To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?

Tracheids differ from other tracheary elements in:

Transformation was discovered by

When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as

Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown below?

Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule?

Which of the following shows coiled RNA strand and capsomeres?

Which one of the following are analogous structures?

Which one of the following fungi contains hallucinogens?

Which one of the following growth regulators is known as ‘stress hormone’?

Which one of the following is a non-reducing carbohydrate?