Question 12 MarksFor ten days note down weather report from a local newspaper and observe the changes occurring in the weather.AnswerselfView full question & answer→
Question 22 MarksWhat are the causes due to which temperature in cities rises? Explain any two.AnswerselfView full question & answer→
Question 32 MarksExplain the factors that affect weather and climate.AnswerselfView full question & answer→
Question 52 MarksWhy stratosphere is the ideal layer for flying aeroplanes?AnswerselfView full question & answer→
Question 62 MarksHow can you say that carbon dioxide is useful for plants and animals?AnswerselfView full question & answer→
Question 72 MarksWhat are the different layers of the atmosphere?AnswerselfView full question & answer→
Question 82 MarksWhat are the causes and effects of greenhouse gases?AnswerselfView full question & answer→
Question 92 MarksWhat protect us from harmful effects of the Sun's ultraviolet rays?AnswerselfView full question & answer→
Question 102 MarksGive Reason : Amount of insolation decreases from equator towards poles.AnswerInsolation decreases from equator towards poles because the solar radiation received gradually decreases as one moves from equator towards poles. View full question & answer→
Question 112 MarksGive Reason : Wet clothes take longer time to dry on a humid day.AnswerHumid day is full of moisture and evaporation is very slow which makes wet clothes to take longer time to dry. View full question & answer→