A certain patient, X, is suspected to be suffering from acquired immune deficiency syndrome. Which diagnostic technique will you recommend for its detection?

1.   MRI 2.  Ultra Sound
3.  WIDAL 4.  ELISA

Subtopic:  AIDS |
 92%
Level 1: 80%+
AIPMT - 2011
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Which one of the following statements is correct for secondary succession?

1. It occurs on a deforested site
2. It follows primary succession
3. It is similar to primary succession except that it has a relatively slow pace
4. All of the above

 63%
Level 2: 60%+
AIPMT - 2011
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Filiform apparatus is a characteristic feature of:

1. egg

2. synergid

3. zygote

4. suspensor

Subtopic:  Pistil: Female Gametophyte |
 95%
Level 1: 80%+
AIPMT - 2011
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Which one of the following pairs of gases are the cause of 'Greenhouse effect'?

1. CO2 and CO

2. CFCs and SO2

3. CO2 and N2O

4. CO2 and O3

Subtopic:  Green House Effect & Global Warming |
 74%
Level 2: 60%+
AIPMT - 2011
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Which one of the following expanded forms of the following acronyms is correct?
 
1. UNEP - United Nations Environmental Policy
2. EPA - Environmental Pollution Agency
3. IUCN -International Union for Conservation of Nature and Natural Resources
4. IPCC -International Panel for Climate Change

Subtopic:  Air Pollution |
 85%
Level 1: 80%+
AIPMT - 2011
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What are those structures that appear as 'beads-on-string' in the chromosomes when viewed under an electron microscope?
1. Nucleotides
2. Nucleosomes
3. Base pairs
4. Uracil
Subtopic:  DNA Packaging |
 92%
Level 1: 80%+
AIPMT - 2011
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Which one of the following statements for a pyramid of energy is incorrect, whereas the remaining three are correct?
1. It shows the energy content of different trophic-level organisms
2. It is inverted in shape
3. It is upright in shape
4. Its base is broad
Subtopic:  Ecological Pyramids |
 89%
Level 1: 80%+
AIPMT - 2011
Hints

Match the source gland with its respective hormone as well as the function. 

Source
gland
Hormone Function
(a) Posterior
pituitary
Vasopressin Stimulates reabsorption
of water in the distal
tubules in the nephron
(b) Corpus
luteum
Prolactin Supports pregnancy
(c) Thyroid Thyroxine Regulates blood calcium
level
(d) Anterior
pituitary
Oxytocin Contraction of uterus
muscles during childbirth

1.  (a)

2.  (b)

3.  (c)

4.  (d)

Subtopic:  Pituitary & Hypothalamus | Prolactin & Posterior Pituitary | Thyroid Gland Part I |
 78%
Level 2: 60%+
AIPMT - 2011
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Medical Termination of Pregnancy (MTP) is considered safe up to how many weeks of pregnancy?
1. Twelve weeks
2. Eighteen weeks
3. Six weeks
4. Eight weeks
Subtopic:  Medical Termination of Pregnancy |
 91%
Level 1: 80%+
AIPMT - 2011
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The gametophyte is not an independent, free-living generation in:
 
1. Adiantum 2. Marchantia
3. Pinus 4. Polytrichum
Subtopic:  Gymnosperms: I | Gymnosperms |
 79%
Level 2: 60%+
AIPMT - 2011
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