1. The document contains revision questions about India's climate, vegetation, wildlife conservation efforts, and triangles. 2. For climate, it asks about rainfall amounts in different places, the climate of Mumbai, and what causes most Indian rainfall. For vegetation, it asks about forest types in Kerala and the Andaman Islands. 3. For wildlife, it asks about Project Tiger's launch year and the first biosphere reserve set up in 1989 to preserve natural areas. For triangles, it asks about finding missing angles, determining if lengths can form a triangle, and triangle angle sums.