Which one of the following is not a correct statement?
1. | Botanical Gardens have a collection of living plants for reference. |
2. | A museum has a collection of photographs of plants and animals |
3. | The key is taxonomic aid for the identification of specimens. |
4. | herbarium houses dried, pressed and preserved plant specimens |
Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses?
1. Diplontic life cycle
2. Members of kingdom-Plantae
3. Mode of nutrition
4. Multiplication by fragmentation
1. Cuttlefish – Mollusca, a class
2. Humans – Primate, the family
3. Housefly – Musca, an order
4. Tiger – Tigris, the species
Which one of the following aspects is an exclusive characteristic of living things?
1. | Increase in mass by the accumulation of material both on the surface as well as internally |
2. | Isolated metabolic reactions occurring in vitro |
3. | Increase in mass from outside only |
4. | Perception of events happening in the environment and their memory |
Two plants can be conclusively said to belong to the same species if they:
1. | can reproduce freely with each other and form seeds |
2. | have more than 90 percent similar genes |
3. | look similar and possess identical secondary metabolites |
4. | have the same number of chromosomes |
Living organisms can be unexceptionally distinguished from non-living things on the basis of their ability for:
1. | responsiveness to touch |
2. | interaction with the environment and progressive evolution |
3. | reproduction |
4. | growth and movement |
ICBN stands for:
1. Indian Congress of Biological Names
2. International Code of Botanical Nomenclature
3. Indian Code of Botanical Nomenclature
4. International Congress of Biological Names
Biosystematics aims at:
1. | The classification of organisms based on broad morphological characters |
2. | Delimiting various taxa of organisms and establishing their relationships |
3. | The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies |
4. | Identification and arrangement of organisms on the basis of cytological characteristics |
Species are considered:
1. | Real basic units of classification |
2. | The lowest units of classification |
3. | The artificial concept of the human mind which cannot be defined in absolute terms |
4. | Real units of classification devised by taxonomists |