Which is the basis of genetic mapping of the human genome as well as DNA fingerprinting?
1. Polymorphism in the DNA sequence
2. Single nucleotide polymorphism
3. Polymorphism in the hnRNA sequence
4. Polymorphism in the RNA sequence
Embryological support for evolution was proposed by:
| 1. | Ernst Heckel | 2. | Karl Ernst von Baer |
| 3. | Charles Darwin | 4. | Alfred Wallace |
After about how many years of the formation of the earth, life appeared on this planet?
1. 500 billion years
2. 50 million years
3. 500 million years
4. 50 billion years
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 |
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 |
For the commercial and industrial production of Citric Acid, which of the following microbes is used?
1. Aspergillus niger
2. Lactobacillus sp
3. Saccharomyces cerevisiae
4. Clostridium bretylium
Match the following columns and select the correct option:-
|
Column-I |
Column-II |
||
|
(a) |
Dragonflies |
(i) |
Biocontrol agents of several plant pathogens |
|
(b) |
Bacillus thuringiensis |
(ii) |
Get rid of mosquitoes |
|
(c) |
Glomus |
(iii) |
Narrow spectrum insecticidal applications |
|
(d) |
Baculoviruses |
(iv) |
Biocontrol agents of lepidopteran plant pests |
|
(v) |
Absorb phosphorus from soil |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (v) | (iv) | (i) |
| 2. | (ii) | (i) | (iii) | (iv) |
| 3. | (ii) | (iii) | (iv) | (v) |
| 4. | (ii) | (iv) | (v) | (iii) |
Cyclosporin A, used as an immuno-suppression agent, is produced from:
| 1. | Monascus purpureus | 2. | Saccharomyces cerevisiae |
| 3. | Penicillium notatum | 4. | Trichoderma polysporum |
Inbreeding depression is:
| 1. | Reduced motility and immunity due to close inbreeding |
| 2. | Decreased productivity due to mating of superior male and inferior female |
| 3. | Decrease in body mass of progeny due to continued close inbreeding |
| 4. | Reduced fertility and productivity due to continued close inbreeding |
Which of the following STDs are not curable?
| 1. | Genital herpes, Hepatitis B, HIV infection |
| 2. | Chlamydiasis, Syphilis, Genital warts |
| 3. | HIV, Gonorrhoea, Trichomoniasis |
| 4. | Gonorrhoea, Trichomoniasis, Hepatitis B |
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