1. Which statement best explains why Earth is called the “Blue Planet”?, A. Because most of its surface is covered by ice., B. Because 71% of its surface is covered by water and 29% by land., C. Because it is the only planet with volcanoes and mountains., D. Because its atmosphere looks blue from space., 2. How does the unequal distribution of land and water affect the climate of coastal areas?, A. Water heats up and cools down faster than land, making coastal areas hotter., B. Land areas always stay cooler because of high elevation., C. Water moderates temperature, keeping coastal areas more stable in climate., D. Coastal areas experience no change in temperature throughout the year., 3. Which reason best explains why many communities settle near lakes, rivers, or coasts?, A. Access to water provides food, transport, and livelihoods that support daily life, B. Proximity to water makes an area immune to natural hazards such as floods and storms, C. Being near water ensures cooler winters but not necessarily better agriculture, D. Living close to water guarantees that a community will have unlimited fresh water, 4. What is one major effect of human activities that disturbs the balance between land and water areas?, A. Stronger winds and cleaner air, B. Decrease in temperature worldwide, C. Pollution and loss of biodiversity in ecosystems, D. Formation of new mountain ranges, 5. Which action best shows concern for maintaining the balance between land and water resources?, A. Throwing waste into lakes and rivers to make more space on land, B. Conserving water, planting trees, and preventing pollution, C. Building more factories near bodies of water, D. Using land and water resources without restriction.

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