AIPMT 2012 Prelims

Evolution of different species in a given area starting from a point and spreading to other
geographical areas is known as

Which one of the following options gives one correct example each of convergent evolution and
divergent evolution ?

The maximum amount of electrolytes and water (70 \(-\) 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron?

Motile zygote of Plasmodium occurs in

In which one of the following options the two
examples are correctly matched with their
particular type of immunity?

Widal Test is carried out to test :

Cirrhosis of liver is caused by the chronic intake of

Which one of the following in not a property of cancerous cells whereas the remaining three are ?

Common cold differs from pneumonia in, that

Which one of the following statements is false in respect of viability of mammalian sperm?

In a normal pregnant woman, the amount of total gonadotropin activity was assessed. The results
expected was :

The leydig's cells as found in the human body are the secretory source of

Signals for parturition originate from :

Select the correct statement regarding the specific disorder of muscular or skeletal system.

Which one of the following is an example of carrying out biological control of pests/diseases using
microbes ?

A nitrogen - fixing microbe associated with Azolla in rice fields is

A patient brought to a hospital with myocardial infarction is normally immediately given

Yeast is used in the production of

Monascus purpureus is a yeast used commercially in the production of :

Which one of the following is correctly matched?

Best defined function of manganese in green plants is

If one strand of DNA has the nitrogenous base sequence as ATCTG, what would be the
complementary RNA stand sequence

Which one of the following is not a part of a transcription unit in DNA ?

Removal of introns and joining of exons in a defined order during transcription is called

Ribosomal RNA is actively synthesized in

Removal of RNA polymerase -III from nucleoplasm will affect the synthesis of

Vexillary aestivation is characteristic of the family

The coconut water and the edible part of coconut are equivalent to

The gynoecium consists of many free pistils in flowers of

Cymose inflorescence is present in

Phyllode is present in

How many plants in the list given below have composite fruits that develop from an inflorescence?
Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry.

Placentation in tomato and lemon is

The human hind brain comprises three parts, one of which is

Which part of the human ear plays no role in hearing as such but is otherwise very much required?

The correct sequence of cell organelles during photores piration is

A process that makes important difference between C3 and C4 plants is

Cycas and Adiantum resemble each other in having

Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses?

Which one of the following is a correct statement?

A normal - visioned man whose father was colour bilind, marries a woman whose father was also
colour - blind. They have their first child as a daughter. What are the chances that this child would be
colour blind

F2 generation in a Mendelian cross showed that both genotypic and phenotypic ratios are same as 1 : 2
: 1. It represents a case of

What is the figure given below showing in particular ?

The test-tube baby programme employs which one of the following techniques ?

Both, autogamy and geitonogamy are prevented in

An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is

Even in absence of pollinating agents seed-setting is assured in

Which one of the following is correctly matched?

Select the correct statement from the ones given below with respect to Periplaneta americana

Compared to those of humans, the erythrocytes in frog are :