`{:(,"Borax bead test",,),(1.,"Copper","a.","Blue"),(2.,"Iron","b.","Grey"),(3.,"Manganese","c.","Red"),(4.,"Cobalt","d.","Bottlegreen"),(5.,"Chromium","e.","Colorless"),(,,"f.","Green"):}`

{:(1.,"Borax","a.","Allotrope of carbon"),(2.,"Graphite","b.",Na_(2)B_(4)O_(7)),(3.,"ZnO","c.","Ozone"),(4.,"CFCs","d.","Neutral oxide"),(5.,NH_(3),"e.","Fertilizer"),(,,"f.","Fixation of nitrogen"):}

{:(A,B),("1)Smooth endoplasmic reticulum","a)Amoeba"),("2)Lysosome ","b)Nucleus"),("3 Nucleoid ","c)Bacteria"),("4Food Vacuoles","d)Detoxification"),("5)Chromatin material & Nucleolus","e)Suicide bag"):}

Match the following : {:(,A,,B),((1),K,(a),2.8.1),((2),L,(b),2),((3),M,(c ),2","8.8),((4),"Sodium",(d),18),((5),"Atgon",(e ),8):}

Match the following {:(1.,"Acid rain",(A),"Biological amplification"),(2.,"DDT",(B),"Minral pollution"),(3.,"BOD",(C ),"Smog"),(4.,"Eutrophication",(D),"Sewage pollution"),(5.,"PAN",(E ),SO_(2)):}

{:(" ""A"," ""B"),("1. Kerosene from water","a. Chemical change"),("2. Iron pins from sand","b. Centrigugation"),("3. Butter from curd","c. Physical change"),("4. Digestion of food separation","d. Magnetic"),("5. Freezing of water","e. Decantation"):}

{:("A","B"),("1) Temperature","a) Kilogram per cubic meter"),("2) Weight","b) Pascal"),("3) Volume", "c) Kelvin"),("4) Density", "d) Newton"),("5) Pressure", "e) Cubic meter"):}

{:("A","B"),("1) Parenchyma","a) Thin walled packing cells"),("2) Photosynthesis","b) Carbon fixation"),("3) Aerenchyma","c) Localized thickenings"),("4) Collenchyma","d) Buoyancy"),("5) Permanent tissue","e) Sclerenchyma"):}

{:("Column A" ,"Column B"),((1) CuSO_(4),(a) "Pale green"),((2)FeSO_(4),(b)"Blue"),((3) Na_(2)SO_(4) ,(c) "White"),((4)BaCl_(2),(d)"Milky white"):}