Hello Dear Students! 👋

Welcome to Part 2 of the online MCQ quiz for Standard 7, Social Science - Chapter 12: Effects of Atmosphere on Living Beings.

🎯 What important topics are covered in this quiz?

• ✅ Atmospheric Gases: Proportions and height distribution of atmospheric gases like Nitrogen, Oxygen, and Carbon Dioxide.
• ✅ Ionosphere Layer: Unique functions of the Ionosphere layer in reflecting radio waves for TV and internet transmission.
• ✅ Weather Prediction: Role of the Indian Meteorological Department (IMD) and its regional centers in weather prediction.
• ✅ Pressure Systems: How insolation and heat distribution create high and low atmospheric pressure systems.
• ✅ Wind Patterns: Types of Permanent winds (Trade winds, Westerlies, Polar winds) and Local winds ('Loo' and cold waves).
• ✅ Extreme Weather: Extreme weather events like cyclones, typhoons, and tornadoes, plus wind-measuring instruments.
• ✅ Human Life Impact: Influence of climate on human clothing, food habits, housing styles, and daily work capacity.
• ✅ Forest Ecosystems: Distinctive forest types: Tropical Deciduous, Temperate Evergreen, and Mediterranean fruit forests.
• ✅ Grasslands & Wildlife: Savanna grasslands of Africa and Gujarat's local grasslands in Velavadar and Banni.
• ✅ Fauna Adaptations: Desert and cold mountain wildlife adaptations, including the Wild Ass of Kutch and Kashmir's Pashmina goats.