AIPMT 2014

You are given a fairly old piece of dicot stem and a dicot root. Which of the following
anatomical structures will you use to distinguish between the two?

Tracheids differ from other tracheary elements in :

Planaria possesses high capacity of

Planaria possesses high capacity of

A marine cartilaginous fish that can produce electric current is

Which one of the following living organisms completely lacks a cell wall?

Select the taxon mentioned that represents both marine and fresh water species.

A species facing extremely high risk of extinction in the immediate future is called :

An example of ex situ conservation is :

Given below is the representation of the extent of global diversity of invertebrates. What
groups the four portions (A-D) represent respectively?

The organization which publishes the Red List of species is :

Archaebacteria differ from eubacteria in

Which structures perform the function of mitochondria in bacteria?

Viruses have

The motile bacteria are able to move by

Five kingdom system of classification suggested by R.H. Whittaker is not based on

Which of the following shows coiled RNA strand and capsomeres?

Anoxygenic photosynthesis is characteristic of

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

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

The first human hormone produced by recombinant DNA technology is :

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

An analysis of chromosomal DNA using the Southern hybridization technique does not use:

Which vector can clone only a small fragment of DNA ?

Commonly used vectors for human genome sequencing are :

How do parasympathetic neutral signals affect the working of the heart?

Person with blood group AB is considered as universal recipient because he has

Approximately seventy percent of carbon-dioxide absorbed by the blood will be transported to the lungs

The enzyme recombinase is required at which stage of meiosis?

In 'S' phase of the cell cycle

During which phase(s) of cell cycle, amount of DNA in a cell remains at 4C level if the initial amount is denoted as 2C?

Match the following and select the correct answer :

.tg {border-collapse:collapse;border-spacing:0;width:100%}
.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-...

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

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

Flight-or-flight reactions cause activation of

Identify the hormone with its correct matching of source and function.

Fructose is absorbed into the blood through mucosa cells of intesine by the process called

The initial step in the digestion of milk in humans is carried out by

If 20 J of energy is trapped at producer level, then how much energy will be available to
peacock as food in the following chain?
Plant → mice → snake → peacock

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four
blanks (A-D). Identify the blanks.

Match the following and select the correct option:

.tg {border-collapse:collapse;border-spacing:0;width: 100%}
.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-...

A scrubber in the exhaust of a chemical industrial plant removes :

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

A location with luxuriant growth of lichens on the trees indicates that the :

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

At which stage of HIV infection does one usually show symptoms of AIDS ?

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

The shared terminal duct of the repoductive and urinary system in the human male is

Select the correct option describing gonadotropin activity in a normal pregnant female.

The main function of mammalian corpus luteum is to produce