Advertisements
Advertisements
Question
The theory proposed by Lamarck is ______.
Options
Autogenesis theory
Germplasm theory
Theory of inheritance of acquired characters
Theory of abiogenesis
Solution
The theory proposed by Lamarck is theory of inheritance of acquired characters.
Explanation:
The hypothesis of acquired character inheritance states that organisms can pass on features acquired throughout their lifetime to their offspring.
RELATED QUESTIONS
a) Explain in brief - Lamarck’s principle of ‘use or disuse of organs’.
b) Give two examples.
c) What are ‘acquired characters’?
Briefly discuss Lamarckian Theory of Inheritance citing an appropriate example.
Explain the occurrence of vestigial organs on the basis of Lamarck's theory of use and disuse.
Given alongside are two figures (A and B) showing a phenomenon that was first observed in Manchester before and after the year 1850.
Answer the following:
Give the common name and the scientific name of the insect involved in this phenomenon.
Given alongside are two figures (A and B) showing a phenomenon that was first observed in Manchester before and after the year 1850.
Answer the following:
The following phenomenon provides a classical explanation of a scientific theory given by a certain scientist.
(i) Name and explain the said theory.
(ii) Give the name of the scientist who gave this theory.
Theory of evolution : Darwin : : ____________ : Lamarck
What is inheritance of acquired characters?
The ‘use and disuse theory’ was proposed by ______.
The degenerated wing of a kiwi is an acquired character. Why is it an acquired character?
Observe the following figure and explain the concept.