The best example of pleiotropy is:
| 1. | Skin color | 2. | Phenylketonuria |
| 3. | Colour Blindness | 4. | ABO Blood group |
The term 'Nuclein' for the genetic material was used by :
1. Franklin
2. Meischer
3. Chargaff
4. Mendel
The number of contrasting characters studied by Mendel for his experiments was:
| 1. | 14 | 2. | 4 |
| 3. | 2 | 4. | 7 |
The biosynthesis of ribosomal RNA occurs in:
1. Ribosomes
2. Golgi apparatus
3. Microbodies
4. Nucleolus
According to Alexander von Humboldt :
| 1. | Species richness decreases with increasing area of exploration |
| 2. | Species richness increases with the increasing area, but only up to a limit |
| 3. | There is no relationship between species richness and the area explored |
| 4. | Species richness goes on increasing with increasing area of exploration |
Select the correct statement:
| 1. | Atrial Natriuretic Factor increases the blood pressure. |
| 2. | Angiotensin II is a powerful vasodilator. |
| 3. | Counter current pattern of blood flow is not observed in vasa recta. |
| 4. | Reduction in Glomerular Filtration Rate activates JG cells to release renin. |
| List-I | List-II | ||
| A. | GLUT-4 | I. | Hormone |
| B. | Insulin | II. | Enzyme |
| C. | Trypsin | III. | Intercellular ground substance |
| D. | Collagen | IV. | Enables glucose transport into cells |
Choose the correct answer from the options given below:
1. A-I, B-II, C-III, D-IV
2. A-II, B-III, C-IV, D-I
3. A-III, B-IV, C-I, D-II
4. A-IV, B-I, C-II, D-III
Which of the following joints would allow no movement?
1. Fibrous joint
2. Cartilaginous joint
3. Synovial joint
4. Ball and socket joint
A Hominid fossil discovered in Java in 1891, now extinct, having a cranial capacity of about 900 cc was:
| 1. | Homo erectus | 2. | Neanderthal man |
| 3. | Homo sapiens | 4. | Australopithecus |
The phenomenon of the evolution of different species in a given geographical area starting from a point and spreading to other habitats is called:
| 1. | Saltation | 2. | Co-evolution |
| 3. | Natural selection | 4. | Adaptive radiation |
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