Defining the Adapted Population: Ecotype
The question asks for the term describing a population that is genetically, structurally, and functionally adapted to its specific local environment.
Understanding the Options
- Ecotype: This term refers to a distinct population or group of populations within a species that is uniquely adapted to a particular local environment. The adaptations are genetic and affect the organism's structure and function in relation to its surroundings.
- Ecophene: This refers to variations in physical appearance (phenotype) within a species that are caused by environmental factors, not genetic changes.
- Ecad: Similar to ecophene, this describes a phenotypic modification induced by the environment, lacking a genetic basis for the specific trait.
- Ecocline: This describes a gradual change in characteristics (genetic or morphological) across a geographical gradient, indicating adaptation along a continuum rather than a distinct local adaptation.
Based on the definitions, an ecotype is the correct term for a population showing genetic, structural, and functional adaptation to its local environment.
Important Questions from Basics of Environment
The Wild Life (Protection) Amendment Act, 2022 seeks to implement the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES). Which of the following statements is correct about CITES?
1. CITES is an agreement between governments to ensure that international trade in the specimens of wild animals and plants does not threaten the survival of the species.
2. Under CITES, plant and animal specimens are classified into five categories based on the threat to their extinction.
3. The Convention requires countries to regulate the trade of all listed specimens through permits.
4. It also seeks to regulate the possession of live animal specimens.
Match the following statements related to ecology; List 1 (System description) with those in List 2 (Name of system) and select the best answer using the codes.
List 1
List 2
1.
Physical, chemical and biological factors that the species needs in order to live, and reproduce exist
A.
Climax ecosystem
2.
Presence of rich and unique biological diversity found in an ecotone.
B.
Ecological niche
3.
Stage in the evolution of an ecosystem at which all the species are in dynamic equilibrium among themselves and with the environment
C.
Biome
4.
Formation of plants and animals that have common characteristics due to similar climate and can be found over a range of continents.
D.
Edge effect
- Which of the following is a kind of wave generated during an earthquake?
For a clear night and with windspeeds < 3 m/s, the atmosphere is
- Protecting nature and the wilderness for its own sake is referred as
