Motile zygote of Plasmodium occurs in:

1. Gut of female Anopheles

2. Salivary glands of Anopheles

3. Human RBCs

4. Human liver

Subtopic:  Treatment & Life Cycle of Malaria |
 63%
From NCERT
AIPMT - 2012
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The human hindbrain comprises three parts, one of which is:

1. Cerebellum 2. Hypothalamus
3. Spinal 4. Corpus callosum

Subtopic:  Hind & Mid Brain |
 86%
From NCERT
AIPMT - 2012
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Which part of the human ear plays no role in hearing as such but is otherwise very much required?

1. Eustachian tube

2. Organ of Corti

3. Vestibular apparatus

4. Ear ossicles

Subtopic:  Inner Ear: Vestibular Apparatus (OLD NCERT) |
 66%
From NCERT
AIPMT - 2012
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The most abundant prokaryotes helpful to human in making curd from milk and in production of antibiotics are the ones categorized as:

1. Cyanobacteria

2. Archaebacteria

3. Chemosynthetic autotrophs

4. Heterotrophic bacteria

Subtopic:  Kingdom Monera: Bacterial Life Process |
 75%
From NCERT
AIPMT - 2012
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Which one of the following statements is false in respect of viability of mammalian sperm?

1. Sperm is viable for only up to 24 hours
2. Survival of sperm depends on the pH of the medium and is more active in alkaline medium
3. Viability of sperm is determined by its motility
4. Sperms must be concentrated in a thick suspension

Subtopic:  Semen and Male Fertility |
 59%
From NCERT
AIPMT - 2012
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Evolution of different species in a given area starting from a point and spreading to other geographical areas is known as:

1. Adaptive radiation

2. Natural selection

3. Migration

4. Divergent evolution

Subtopic:  Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence |
 83%
From NCERT
AIPMT - 2012
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What is the figure given below showing in particular? 

1. Ovarian cancer

2. Uterine cancer

3. Tubectomy

4. Vasectomy

Subtopic:  Hormonal Contraceptives, Emergency Contraception & Terminal Methods |
 94%
From NCERT
AIPMT - 2012
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In an area where DDT had been used extensively, the population of birds declined significantly because:
1. Birds stopped laying eggs
2. Earthworms in the area got eradicated
3. Cobras were feeding exclusively on birds
4. Many of the birds laid eggs, but the eggs did not hatch

Subtopic:  Water Pollution: I | Water Pollution |
 87%
From NCERT
AIPMT - 2012
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The figure below is the diagrammatic representation of the E. coli vector pBR 322. Which one of the given options correctly identifies its certain components (s)? 

1. Ori-original restriction enzyme

2. Rop-reduced osmotic pressure

3. Hind III, Eco RI-selectable markers

4. AmpR, tetiR-antibiotic resistance genes

Subtopic:  Tools: Vectors: II | Cloning Vector | Tools |
 85%
From NCERT
AIPMT - 2012
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The common bottle cork is a product of:

1. dermatogen

2. phellogen

3. xylem

4. vascular cambium

Subtopic:  Activity of Cork Cambium |
 77%
AIPMT - 2012
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