नीचे दो कथन दिये गए हैं जिनमें एक को कथन (A) तथा दूसरे को कारण (R) कहा गया है। कथन (A): उष्णकटिबंधीय देशों में तितलियों की प्रजातियाँ सर्वाधिक संख्या में पाई जाती है। कारण (R): तितलियों कम तापमान में नहीं रह सकती हैं। नीचे दिये कूटों में से सही उत्तर का चयन कीजियेः / Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R). Assertion (A): Maximum number of the species of butterflies are found in tropical countries. Reason (R): Butterflies cannot tolerate low temperatures. Select the correct answer using the codes given below:
Explanation:
Assertion (A) is true: Tropical countries indeed have the highest diversity of butterfly species due to stable warm climates and abundant vegetation. Reason (R) is also true: Butterflies are ectothermic (cold-blooded) and generally cannot tolerate low temperatures, which limits their distribution in colder regions. Reason (R) correctly explains why tropical regions, with their consistently warm temperatures, support a greater number of butterfly species.