Q. 34.1( 9 Votes )

Define phenotypic adaptation. Give one example.

Answer :

Any change that occurs in the body of an organisms in response to changing environmental conditions is termed as Phenotypic adaptation. It includes non-genetic changes in individuals such as physiological modification, acclimatization or behavioural changes to escape or adapt to the environmental conditions.

Examples:


i. Kangaroo rat: Internal fat oxidation occurs to produce water as by product, which helps it to survive in desert conditions.


ii. Desert plants: Thick cuticle, stomata in deep to minimize transpiration


iii. Cold climate Mammals: short ears and limbs to minimize heat loss.


iv. People at high altitude: increased R.B.C production and increased breathing rate.


v. Desert lizards: bask in sun when cold and move to shade when hot.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Examples of Physiological adaptations in plants and animalsExamples of Physiological adaptations in plants and animalsExamples of Physiological adaptations in plants and animals48 mins
Response to abiotic factors in different organismsResponse to abiotic factors in different organismsResponse to abiotic factors in different organisms51 mins
Interactive Quiz on Reproduction in organismsInteractive Quiz on Reproduction in organismsInteractive Quiz on Reproduction in organisms34 mins
Reproduction in Organisms - Animals - 01Reproduction in Organisms - Animals - 01Reproduction in Organisms - Animals - 0164 mins
Reproduction in Organisms - Animals - 02Reproduction in Organisms - Animals - 02Reproduction in Organisms - Animals - 0258 mins
Exemplar Special Quiz | Reproduction in Organisms (Plants)Exemplar Special Quiz | Reproduction in Organisms (Plants)Exemplar Special Quiz | Reproduction in Organisms (Plants)29 mins
Interactive Quiz-Reproduction in organismsInteractive Quiz-Reproduction in organismsInteractive Quiz-Reproduction in organisms33 mins
Reproduction in Organisms - Plants - 01Reproduction in Organisms - Plants - 01Reproduction in Organisms - Plants - 0122 mins
Reproduction in Organisms - Plants - 02Reproduction in Organisms - Plants - 02Reproduction in Organisms - Plants - 0245 mins
Medelian disorder series: Thalassemia, Sickle cell anaemia & PhenylketonuriaMedelian disorder series: Thalassemia, Sickle cell anaemia & PhenylketonuriaMedelian disorder series: Thalassemia, Sickle cell anaemia & Phenylketonuria60 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses