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According to Darwin, The organic evolution is due to
Options
(a) Interspecific competition
(b) Competition within closely related species
(c) Reduced feeding efficiency in one species
(d) Intraspecific competition
Correct Answer:
Intraspecific competition
Explanation:
According to Darwin the organic evolution is due to intraspecific competition. Individuals of same species have variation in characteristics. Those characteristics which enable some to survive better in natural conditions (climate,food, physical factors etc.) would outbreed others that are less endowed to survive under such natural conditions. There will survive more and hence are selected by nature. He called it natural selection and implied it as a mechanism of evolution.
Related Questions: - Which of the following is grouped under phanerogams
- Which of the following hormones helps in the contraction of uterus during child birth?
- Phototrophic movement is caused due to
- In phylogenetic classification, the groups are arranged
- Embryo sac represents
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Evolution
(132)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is grouped under phanerogams
- Which of the following hormones helps in the contraction of uterus during child birth?
- Phototrophic movement is caused due to
- In phylogenetic classification, the groups are arranged
- Embryo sac represents
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Evolution (132)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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