AIPMT 2005

In a woody dicotyledonous tree, which of the
following parts will mainly consist of primary
tissues ?

Which of the following unicellular organisms has a macronucleus for trophic function and one or more micronuclei for reproduction?

Which one of the following characters is not typical of the class mammalia?

The world's highly prized wool yielding
'Pashmina' breed is -

From the following statements select the wrong one

In contrast to annelids the platyhelminthes show

Biodiversity Act of India was passed by the
Parliament in the year -

According to IUCN Red List, what is the status
of Red Panda (Ailurus fulgens) ?

For retting of jute the fermenting microbe used is

All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia

Basophilic prokaryotes

There exists a close association between the alga and the fungus within a lichen. The fungus

Which one of the following statements regarding enzyme inhibition is correct?

Enzymes, vitamins and hormones can be classified into a single category of biological chemicals, because all of these

Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by

The catalytic efficiency of two different enzymes can be compared by the

Carbohydrates, the most abundant biomolescule on earth, are produced by

Which of the following is the simplest amino acid?

Production of a human protein in bacteria by
genetic engineering is possible because

Golden rice is a transgenic crop of the future
with the following improved trait -

Bacillus thuringiensis (Bt) strains have been
used for designing novel -

At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell?

Chemiosmotic theory of ATP synthesis in the
chloroplasts and mitochondria is based on

According to widely accepted "fluid mosaic
model" cell membranes are semi-fluid, where
lipids and integral proteins can diffuse randomly.
In recent years, this model has been modified in
several respects. In this regard, which of the
follow...

The main organelle involved in modification and
routing of newly synthesized proteins to their
destinations is -

Centromere is required for -

Chlorophyll in chloroplasts is located in

A student wishes to study the cell structure under
a light microscope having 10X eyepiece and 45X
objective. He should illuminate the object by
which one of the following colours of light so as
get the best possible resolution ?

Epithelial cells of the intestine involved in food absorption have on their surface

Secretin and cholecystokinin are digestive hormones. They are secreted in

A patient is generally advised to specially consume more meat, lentils, milk and eggs in diet only when he suffers from

Which group of three of the following five statements (1 - 5) contain all three correct statements regarding beri-beri?
1.  A crippling disease prevalent among the native population of sub-Saharan Africa
2.  A deficiency disease caused by ...

Which one of the following pairs is
mismatched ?

Identify the correctly matched pair -

Which of the following is not used for
disinfection of drinking water ?

Prolonged liberal irrigation of agricultural fields
is likely to create the problem of -

De Vries gave his mutation theory on organic
evolution while working on -

At a particular locus, frequency of 'A' allele is
0.6 and that of 'a' is 0.4. What would be the
frequency of heterozygotes in a random mating
population at equilibrium ?

Which one of the following experiments
suggests that simplest living organisms could
not have originated spontaneously from non-living matter ?

Which of the following is not true for a species ?

Which one of the following phenomena supports
Darwin's concept of natural selection in organic
evolution ?

There are two opposing views about origin of
modern man. According to one view Homo
erectus in Asia were the ancestors of modern
man. A study of variation of DNA however
suggested African origin of modern man. What
kind of observation of DN...

Which of the following is the relatively most
accurate method for dating of fossils ?

A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of

The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

In ornithine cycle, which of the following wastes are removed from the blood?

Damage to thymus in a child may lead to

Which one of the following depresses brain
activity and produces feelings of calmness,
relaxation and drowsiness ?

If mammalian ovum fails to get fertilized, which
one of the following is unlikely

Grey crescent is the area -