Lakhmir Singh s Science for Class 7Lakhmir Singh s Science is a series of books which conforms to the NCERT syllabus. The main aim of writing this series is to help students understand difficult scientific concepts in a simple manner in easy language. The ebook version does not contain CD. |
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Best book of science for free !
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All 10 reviews »best i want to give 5 star very good platform for children
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absorbed acid activity air pressure anaerobic respiration animals Answer Type Questions arteries asexual reproduction autotrophs bacteria blood body boiling tube breathing buds bulb called candle carbon dioxide cells chemical change circuit climate clinical thermometer cold concave lens concave mirror conductors of heat contains convection convex lens convex mirror copper cyclone digested distance-time graph earth electric current electromagnet energy example fibres flower focal length forest fuse gamete glass glucose groundwater human hydroxide image formed insects iron km/h large number layer light lion-tailed macaque liquid litmus paper lungs magnesium motion moving Name neutralisation reaction nitrogen nutrients object obtain organisms oxygen particles pendulum photosynthesis physical change plane mirror plants pollen produced rainfall rainwater rays regions reproduction roots rusting salts seeds sewage sheep shown in Figure silk moth Sodium soil erosion solution speed stomata substances surface temperature trees tube vegetation waste water vapour weather wind wire wool xylem yeast