Simple Explanation
Extremely cold and inaccessible areas settlement, transport और economic activity के लिए difficult हो सकते हैं, इसलिए population density सामान्यतः low रहती है। Fertile irrigated plains, industrial cities और major ports अधिक population support कर सकते हैं। इसलिए पहला विकल्प सही है। परीक्षा में harsh environment और poor accessibility को low population concentration से जोड़कर समझें। / Extremely cold and inaccessible areas may be difficult for settlement, transport, and economic activity, so population density is generally low. Fertile irrigated plains, industrial cities, and major ports can support larger populations. Therefore, the first option is correct. In examinations, connect harsh environments and poor accessibility with lower population concentration.
