Biology
Grade-10
Easy
Question
Natural selection is BEST described as
- Capable of developing new features that benefit the species
- Increasing the perfection of a species
- Working on the existing variation of traits to favor those better suited to the organism's environment
- Resulting in the death of a considerable part of the population
Hint:
Natural selection is best described as working on the existing variation of traits to favor those better suited to the organism's environment.
The correct answer is: Working on the existing variation of traits to favor those better suited to the organism's environment
- Natural Selection is the theory of evolution.
- The theory was given by Charles Darwin.
- The theory states orgaanisms best suited for the environment have the capability to survive and pass down the genes to their next generation.
Related Questions to study
Biology
What factors influence which features are handed down to the next generation with the highest frequency?
What factors influence which features are handed down to the next generation with the highest frequency?
BiologyGrade-10
Biology
What is TRUE about the evolution of horses?
What is TRUE about the evolution of horses?
BiologyGrade-9
Biology
According to Lamarck’s theory the complexity of an organism _____________.
According to Lamarck’s theory the complexity of an organism _____________.
BiologyGrade-9
Biology
Lamarckism cannot explain_____________.
Lamarckism cannot explain_____________.
BiologyGrade-9
Biology
Match the following:
| a. aquatic birds | 1. Disuse of organs |
| b. flightless birds | 2. Limbed ancestors |
| c. Snakes | 3. Webbed feet |
Match the following:
| a. aquatic birds | 1. Disuse of organs |
| b. flightless birds | 2. Limbed ancestors |
| c. Snakes | 3. Webbed feet |
BiologyGrade-9
Biology
Philosophie zoologique was written by__________.
Philosophie zoologique was written by__________.
BiologyGrade-9
Biology
Match the following:
| a. Survival of the fittest | 1. Weismann |
| b. Theory of germplasm | 2. Lamarck |
| c. Inheritance of acquired characters | 3. Darwin |
Match the following:
| a. Survival of the fittest | 1. Weismann |
| b. Theory of germplasm | 2. Lamarck |
| c. Inheritance of acquired characters | 3. Darwin |
BiologyGrade-9
Biology
Which of the following is an acquired trait?
Which of the following is an acquired trait?
BiologyGrade-9
Biology
Lamarck’s theory of evolution fails to explain how:
Lamarck’s theory of evolution fails to explain how:
BiologyGrade-9
Biology
Variations produced in ___________are not inherited, while variations produced in _______________ are inherited to the next generation?
Variations produced in ___________are not inherited, while variations produced in _______________ are inherited to the next generation?
BiologyGrade-9
Biology
Somatic variations are inherited.
Somatic variations are inherited.
BiologyGrade-9
Biology
Lamarck’s theory of evolution is called:
Lamarck’s theory of evolution is called:
BiologyGrade-9
Biology
Which example explains Lamarckism?
Which example explains Lamarckism?
BiologyGrade-9
Biology
The present-day snakes evolved from ancestors that had limbs. This example explains which postulate of Lamarck’s theory?
The present-day snakes evolved from ancestors that had limbs. This example explains which postulate of Lamarck’s theory?
BiologyGrade-9
Biology
Weismann’s experiment discredited the hypothesis of:
Weismann’s experiment discredited the hypothesis of:
BiologyGrade-9
