Asked: 39th BPSC (Pre) 1994medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
विकास का मुख्य कारक है-
The main factor of evolution is-
SELECT CORRECT OPTION:
A
उत्परिवर्तन
Mutation
B
हासिल किए हुए गुण
Acquired characters
C
लैंगिक जनन
Sexual reproduction
D
प्राकृतिक वरण
Natural selection
Correct
Official Solution & Explanation:
Correct Answer: Option D(प्राकृतिक वरण)
जैव विकास (Evolution) का मुख्य प्रेरक कारक प्राकृतिक वरण (Natural Selection) है, क्योंकि यह उपयोगी विभिन्नताओं को संरक्षित करके अगली पीढ़ी में दिशा प्रदान करता है।
The primary driving factor of organic evolution is natural selection, as it acts upon variations and directs evolutionary adaptation across generations.
Subject: General Science•Topic: Evolution•Subtopic: Evolution
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