AIPMT 2006

A common structural feature of vessel elements
and sieve tube elements is-

In which one of the following sets of animals do all the four give birth to young ones?

What is common about Trypanosoma, Noctiluca, Monocystis and Giardia?

Which one of the following is not a living fossil?

Annual migration does not occur in the case of

Metameric segmentation is the characteristic of

Which one of the following is a matching set of a phylum and its three examples?

Two common characters found in centipede, cockroach, and crab are

Biradial symmetry and lack of cnidoblasts are the characteristic of

Which one of the following is the correctly
matched pair of an endangered animal and a
National Park ?

Which of the following is considered a hot-spot
of biodiversity in India ?

Which one of the following is not included
under in-situ conservation ?

Which of the following pairs of an animal and a
plant represents endangered organisms in India ?

Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread?
A.   Temperature of about 25o C
B.   Temperature of about 5o C
C.   Relative humidity of about 5%
D.   Relative humidity of abou...

Curing of tea leaves is brought about by the activity of

An organic substance bound to an enzyme and essential for its activity is called

Golden rice is a promising transgenic crop.
When released for cultivation, it will help in

Two microbes found to be very useful in
genetic engineering are-

Restriction endonuclease -

Which one of the following has an open circulatory system?

People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at altitude to 5400 metres have around 8 million. This is because at high altitude

The majority of carbon dioxide produced by our body cells is transported to the lungs as

Which one of the following statements is incorrect?

Which of the following statements regarding
mitochondrial membrane is not correct ?

Which of the following statements regarding
cilia is not correct ?

A major breakthrough in the studies of cells
came with the development of electron
microscope. This is because

Which one of the following statements is correct?

A steroid hormone which regulates glucose metabolism is

Which hormone causes dilation of blood vessels, increased oxygen consumption and glucogenesis?

Which of the following is an accumulation and release center of neurohormones?

Which one of the following is not a secondary messenger in hormone action?

Examination of blood of a person suspected of having anaemia shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his diet with which of the following is likely to alleviate his symptoms?

Which one of the following is not used for
construction of ecological pyramids ?

Limit of BOD prescribed by Central Pollution
Control Board for the discharge of industrial and
municipal waste waters into natural surface
waters, is -

Photochemical smog pollution does not contain-

Montreal Protocol which calls for appropriate
action to protect the ozone layer from human
activities was passed in the year-

Praying mantis is a good example of-

Which one of the following amino-acids was not
found to be synthesized in Miller's experiment ?

Jurassic period of the Mesozoic era
characterized by-

An important evidence in favour of organic
evolution is the occurrence of-

Angiotensinogen is a protein produced and secreted by

The causative agent of mad-cow disease is a-

Antibodies in our body are complex-

HIV that causes AIDS, first starts destroying

A person showing unpredictable moods,
outbursts of emotion, quarrelsome behaviour
and conflicts with others is suffering from-

The bacterium (Clostridium botulinum) that
causes botulism is-

Withdrawal of which of the following hormones
is the immediate cause of menstruation ?

Sertoli cells are regulated by the pituitary
hormone known as-

The contractile protein of skeletal muscle involving ATPase activity is

Sulphur is an important nutrient for optimum growth and productivity in