A monophyletic group, a group of organisms that consists of a common ancestor and all its lineal descendants, is called as:
1. Taxon
2. Class
3. Clade
4. Division
Of the known and described number of species, Arthropods are maximum in number. Which of the following groups will be next in number?
1. Molluscs
2. Fungi
3. Vascular plants
4. Algae
CNH (Central National Herbarium) is located at
1. Mumbai
2. Chennai
3. Kolkata
4. Bangalore
When a plant species is reported, the author should submit a herbarium sheet of the specimen (Dried plant with reproductive part placed on a sheet of paper). This is designated as type specimen where:
I. Holotype is the type specimen submitted by the original author at the time of publication.
II. All other specimens of the same species collected at the same time are called isotypes.
1. Both I and II are correct
2. Only I is correct
3. Only II is correct
4. Both I and II are incorrect
The institute which encourages publication of local flora in India is
1. NBRI
2. FRI
3. BSI
4.IARI
In the polynomial system of nomenclature:
1. A generic name was combined with a specific name that was from one to several words long
2. A generic name one to several words long was combined with a specific name
3. A generic name one to several words long was combined with a specific name that was from one to several words long
4. All words used were initiated with a capitalized letter
The species problem is the set of questions that arises when biologists attempt to define what a species is. One popular way to define species is the biological species concept. This definition breaks down in all the following situations except:
1. asexually reproducing single celled organisms
2. sexually reproducing multi cellular organisms
3. extinct life forms in paleontology
4. ring species
All the following can be the arguments in favor of many scientists not believing viruses to be living organisms except:
1. Not having a cellular organization
2. Lack of metabolic machinery of own
3. Presence of RNA as a genetic material in many cases
4. They can be crystallized
A deep state of prolonged unconsciousness in which a person cannot be awakened; fails to respond normally to painful stimuli, light, or sound; lacks a normal wake-sleep cycle; and does not initiate voluntary actions is called as:
1. Brain death
2. Persistent vegetative state
3. Transient vegetative state
4. Coma