The most effective biologic control of insects is achieved by:
| 1. | insectivorous birds | 2. | biocides |
| 3. | parasitoid wasps | 4. | parasitic nematodes |
An endangered species as compared to a threatened species:
| 1. | is nearer to extinction |
| 2. | threatens the survival of other species |
| 3. | is one about which the known data is deficient |
| 4. | has more diversity |
The type of species that will most likely be supported by small parks will be:
| 1. | k - selected species | 2. | r - selected species |
| 3. | climax species | 4. | species with small niches |
Which of the following is a source of an antimalarial drug?
| 1. | Papaver somniferum | 2. | Cinchona officinalis |
| 3. | Artemesia species | 4. | Both 2 and 3 |
Exploring molecular, genetic and species-level diversity for products of economic importance is called as:
| 1. | Molecular pharming | 2. | rDNA technology |
| 3. | Bioprospecting | 4. | Bioharvesting |
The best preservation areas are:
| 1. | small in size but multiple in number |
| 2. | large ones are better than small-sized ones |
| 3. | the size is less important than the number |
| 4. | size and number are irrelevant |