AIPMT 2008

The length of different internodes in a culm of
sugarcane is variable because of:

Vascular tissues in flowering plants develop
from:

Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature?

Which one of the following is not a characteristic of Phylum Annelida?

Which one of the following pairs of items correctly belongs to the category of organs mentioned against it?

Which one of the following in birds, indicates their reptilian ancestry?

Which one of the following phyla is correctly matched with its two general characteristics?

Ascaris is characterized by

World Summit on Sustainable Development
(2002) was held in:

The table below gives the populations
(in thousands) of ten species (A-J) in four areas
(a-d) consisting of the number of habitats given
within brackets against each. Study the table
and answer the question which follows:

Which area out o...

Which one of the following is not observed in
biodiversity hotspots ?

Thermococcus, Methanococcus and Methanobacterium exemplify

Bacterial leaf blight of rice is caused by a species

In the light of recent classification of living organisms into three domains of life (bacteria, archaea and eukarya), which one of the following statements in true about archaea?

A competitive inhibitor of succinic dehydrogenase is

Modern detergents contain enzyme preparations of

Carbohydrates are commonly found as starch in plants storage organs. Which of the following five properties of starch (1 \(-\) 5) make it useful as a storage material?
(1)  Easily translocated
(2)  Chemically non-reactive
(3)  Easily diges...

Cellulose is the major component of cell walls of

Cry I endotoxins obtained from Bacillus
thuringiensis are effective against:

Human insulin is being commercially produced
from a transgenic species of:

A transgenic food crop which may help in
solving the problem of night blindness in
developing countries is

Main objective of production/use of herbicide
resistant GM crops is to:

Gel electrophoresis is used for:

The linking of antibiotic resistance gene with
the plasmid vector became possible with:

Which type of white blood cells are connected with the release of histamine and the natural anticoagulant heparin?

The most active phagocytic white blood cells are

In humans, blood passes from the post caval to the diastolic right atrium of heart due to

The two sub-units of ribosome remain united at a
critical ion level of :

Keeping in view the "fluid mosaic model" for
the structure of cell membrane, which one of the
following statements is correct with respect to
the movement of lipids and proteins from one
lipid monolayer to the other (described as flipflop m...

Vacuole in a plant cell:

In germinating seeds fatty acids are degraded
exclusively in the:

Which one of the following pair of organs includes only the endocrine glands?

The blood calcium level is lowered by the deficiency of

What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?

Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product?

About 70% of total global carbon is found in:

The slow rate of decomposition of fallen logs in
nature is due to their:

Consider the following statements concerning
food chains:
(i) Removal of 80% tigers from an area resulted
in greatly increased growth of vegetation
(ii) Removal of most of the carnivores resulted
in an increased population of deers
(iii)...

A lake near a village suffered heavy mortality of
fishes within a few days. Consider the following
reasons for this?
(i) Lots of urea and phosphate fertilizer were
used in the crops in the vicinity
(ii) the area was sprayed with DDT by a...

According to Central Pollution Control Board
(CPCB), which particulate size in diameter (in
micrometers) of the air pollutants is responsible
for greatest harm to human health?

Which one of the following is the correct
percentage of the two (out of the total of 4)
greenhouse gases that contribute to the total
global warming ?

Thorn of Bougainvillea and tendril of Cucurbita
are examples of:

Which one of the following scientist's name is
correctly matched with the theory put fourth by
him?

Which one of the following is incorrect about
the characteristics of protobionts (coacervates
and microspheres) as envisaged in the abiogenic
origin of life?

Darwin's finches are a good example of –

Which one of the following is the correct
statement regarding the particular psychotropic
drug specified ?

Match the disease in Column I with the
appropriate items (pathogen/ prevention/
treatment) in Column II.

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In humans, at the end of the first meiotic
division, the male germ cells differentiate into
the:

In human adult females oxytocin:

Which extraembryonic membrane in humans
prevents desiccation of the embryo inside the
uterus?