AIPMT 2012 Mains

As compared to a dicot root, a monocot root has

Which one of the following categories of animals, is correctly described with no single exception in it?

Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?

Sacred groves are specially useful in

Select the correct statement about biodiversity :

In the five kingdom classification, Chlamydomonas and Chlorella have been included in

Which one of the following biomolecules is correctly characterized?

The first clinical gene therapy was given for treating -

Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells) :

What is it that forms the basis of DNA Fingerprinting ?

The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents ?

In genetic engineering, the antibiotics are used

Which one of the following represents a palindromic sequence in DNA ?

Biolistics (gene-gun) is suitable for -

Which one of the following human organs is often called the ''graveyard'' of RBCs?

Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres.

Which one of the following structures is an organelle within an organelle ?

Which one of the following cellular parts is correctly described ?

For its activity, carboxypeptidase requires

Where do certain symbiotic microorganisms normally occur in human body?

The rate of formation of new organic matter by rabbit in a grassland, is called :

Identify the likely organisms (a), (b), (c) and (d) in the food web shown below :

The second stage of hydrosere is occupied by plants like

The idea of mutations was brought forth by :

A fall in glomerular filtration rate (GFR) activates

Which one of the following options gives the correct categorization of six animals according to the type of nitrogenous waste they give out?

Which one of the following characteristics is common both in humans and adult frogs?

Read the following four statements (A-D) :
(A) Colostrum is recommended for the new born because it is rich in antigen
(B) Chikengunya is caused by a Gram negative bacterium
(C) Tissue culture has proved useful in obtaining virus-free pl...

Identify the molecules (a) and (b) shown below and select the right option giving their source and use.

Which one of the following sets of items in the option A – D are correctly categorized with one exception in it ?

Which one of the following statements is
correct with respect to immunity?

Identify the human
developmental stage
shown below as well as
the related right place of
its occurrence in a normal pregnant woman,
and select the right option for the two,
together.

The secretory phase in the human menstrual cycle is also called :

Which one of the following pairs of chemical substances, is correctly categarised ?

Consider the following four statements (a-d) and select the option which includes all the correct ones only :
(a) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc.
(b) Body weight-wise the...

The domestic sewage in large cities :

In gobar gas, the maximum amount is that of :

For its action, nitrogenase requires

Read the following four statements (A-D) :
(A) In transcription, adenosine pairs with uracil
(B) Regulation of lac operon by repressor is referred to as positive regulation
(C) The human genome has approximately 50,000 genes
(D) Haemophi...

Which one of the following organisms is correctly matched with its three characteristic?

How many plants in the list given below have marginal placentation?
Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicum, Onion, Moong, Pea, Tobacco, Lupin

Cuscuta is an example of :

Read the following four statements (A \(-\) D). phosphorylation involve uphill transport of protons across the membrane.
(A)  Both photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane. ...

Through their effects on plant growth regulators, what do the temperature and light control in the plants?

Vernalization simulates flowering in

Which one of the following generally acts as an antagonist to gibberellins?

How many organisms in the list given below are autotrophs?
Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia

Read the following five statements (A - E) and answer as asked next to them.
(A)   In Equisetum, the female gametophyte is retained on the parent sporophyte.
(B)   In Ginkgo, male gametophyte is not independent.
(C)   The sporophyte in Ricc...

Which one of the following pairs is wrongly matched?

Which one of the following is a wrong statement regarding mutations ?