Water cycle

Question 1 What are biochemical cycles? Question 2 Give diagrammatic representation of water cycle? Question 3 What is water cycle? Question 4 Explain water cycle? Biochemical cycles The abiotic and biotic component of biosphere constantly interact with each other to form a dynamic but stable system.These interactions consist of a transfer of matter and energy…

Atmosphere

Question 1 Define the term environment? Question 2 What are biotic components? Question 3 What are abiotic components? Question 4 Define the term atmosphere? Question 5 Name the 5 layers of atmosphere? Question 6 What is biosphere? Question 7 What is hydrosphere? Question 8 What is lithosphere? Natural resources Life on earth is due to…

Carbon cycle

Question 1 Describe how carbon is cycled in the environment? Question 2 How carbon exist in combined form? Question 3  Draw carbon cycle? Carbon Cycle Elemental form of carbon is diamond and graphite. Combined form of carbon is 1)Carbondioxide in atmosphere carbonates 2)Carbonates and hydrogen carbon salts in minerals 3)Carbon containing molecules like proteins,carbohydrates,fats,nucleic acid,vitamins….

Nitrogen cycle

Question 1 What is ammonification? Question 2 What is nitrification? Question 3 What is denitrification? Question 4 Draw nitrogen cycle? Question 5 Name a nitrogen fixing bacteria of non-leguminous plants? Question 6 Define nitrogen fixation? Question 7 Explain nitrogen cycle? Nitrogen Cycle 78% of our atmosphere is nitrogen.   Nitrogen is a part of many…

Green house effect

Question 1 What is green house effect? Question 2 Name green house gases? Question 3 What is global warming? Question 4 What are the effects of global warming? Green House Effect A building mostly made of glass for growing or sheltering the delicate plant is called greenhouse. The glass of wall of greenhouse allow sun…

Soil

Question 1 Define the term Paedogenesis? Question 2 What do you mean by weathering of soil? Question 3 How sun causes weathering of soil? Question 4 How Water causes weathering of soil? Question 5 How wind causes weathering of soil? Question 6 What are the chemical methods of weathering of soil? Question 7 What are the biological…

Water

Question 1 How does water get polluted? Question 2 Why is water essential for life? Question 3 Define water pollution? Question 4 What are the sources of water pollution? Question 5 What is the full form of BOD? Question 6 What are the harmful effects of water pollution? Question 7 What is BOD? Water The…

Air

Question 1 Name the gases present in air? Question 2 What is the role of atmosphere in climate control? Question 3 What are the major sinks of carbon dioxide? Question 4 How water vapours are formed? Question 5 What is air pollution? Question 6 What are the causes of air pollution? Question 7 What happens in…