The diagram given here is the standard ECG of a normal person, The P - wave represents the:
1. Initiation of the ventricular contraction
2. Beginning of the systole
3. End of systole
4. Contraction of both the atria
1. Initiation of the ventricular contraction
2. Beginning of the systole
3. End of systole
4. Contraction of both the atria
Subtopic: ECG & Coronary Artery Disease |
77%
Level 2: 60%+
AIPMT - 2013
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Which Mendelian idea is depicted by a cross in which the F1 generation resembles both the parents?
1. law of dominance
2. inheritance of one gene
3. co-dominance
4. incomplete dominance
Subtopic: Dominance Deviation from Mendel: 1 |
71%
Level 2: 60%+
AIPMT - 2013
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The tendency of the population to remain in genetic equilibrium may be disturbed by:
| 1. | lack of migration | 2. | lack of mutations |
| 3. | lack of random mating | 4. | random mating |
Subtopic: Hardy Weinberg Law: 1 | Hardy Weinberg Law: 2 | Hardy Weinberg Law |
58%
Level 3: 35%-60%
AIPMT - 2013
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If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
| 1. | 50% | 2. | 25 % |
| 3. | 100% | 4. | no chance |
Subtopic: Mendelian Disorders: Thalassemia |
55%
Level 3: 35%-60%
AIPMT - 2013
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In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called:
| 1. | cross-hybridisation among the selected parents |
| 2. | evaluation and selection of parents |
| 3. | germplasm collection |
| 4. | selection of superior recombinants |
90%
Level 1: 80%+
AIPMT - 2013
Hints
Subtopic: Resource Utilisation & Maintenance |
54%
Level 3: 35%-60%
AIPMT - 2013
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The cell-mediated immunity inside the human body is carried out by:
1. B-lymphocytes
2. Thrombocytes
3. Erythrocytes
4. T-lymphocytes
1. B-lymphocytes
2. Thrombocytes
3. Erythrocytes
4. T-lymphocytes
Subtopic: Details of Immunity |
84%
Level 1: 80%+
AIPMT - 2013
Hints
Match the name of the animal (Column-I), with one characteristic (Column-II), and the phylum/class (Column-III) to which it belongs:
| Column-I | Column-II | Column-III | |
| 1. | Ichthyophis | terrestrial | Reptilia |
| 2. | Limulus | body covered by chitinous exoskeleton | Pisces |
| 3. | Adamsia | radially symmetrical | Porifera |
| 4. | Petromyzon | ectoparasite | Cyclostomata |
Subtopic: Miscellaneous |
76%
Level 2: 60%+
AIPMT - 2013
Hints
Pigment-containing membranous extensions in some cyanobacteria are:
| 1. | Basal bodies | 2. | Pneumatophores |
| 3. | Chromatophores | 4. | Heterocysts |
Subtopic: Details of Prokaryotic Cell Structure |
87%
Level 1: 80%+
AIPMT - 2013
Hints
Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom:
| Endocrine gland | Hormone | Function/deficiency symptom | |
| (A) | Posterior Pituitary | Growth Hormone (GH) | Oversecretion stimulates abnormal growth |
| (B) | Thyroid gland | Thyroxine | Lack of iodine in diet results in goitre |
| (C) | Corpus luteum | Testosterone | Stimulates spermatogenesis |
| (D) | Anterior pituitary | Oxytocin | Stimulates uterus contraction during childbirth |
1. (A)
2. (B)
3. (C)
4. (D)
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
87%
Level 1: 80%+
AIPMT - 2013
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