Fill in the blanks:
(i) (Saturated/Unsaturated)______compounds decolourize bromine water.
(ii) Biodegradable detergents are made of _____(branched/straight) chain hydrocarbons.

Fill in the blanks: (i) Conductivity of water has resulted from the ____ of water. (ii) _____decomposition reaction may occur in the presence of heat or light.

Fill in the blanks: (i) Water enters the root cell through a _____. (ii) Deoxygented blood from the cardiac muscles drains into the right atrium by the _____.

Fill in the blanks: (i) The ion formed by dissolution of H+in water is called______. (ii) The equilibrium attained during the melting of ice is known as_____.

Fill in the blanks: (i) The pairs of contrasting character (traits) of Mendel are called_____. (ii) DNA consists of two _____ chains.

Read the following statements and fill up the blanks with correct option. (i) Total soil water content in soil is called _____ (ii) Soil water not available to plants is called. _____ (iii) Soil water available to plants is called. _____

Read the following statements carefully. (i) An electrostatic precipitator removes particulate matter by imposing negative charge on them. (ii) Catalytic converters convert unburnt hydrocarbons into CO_(2) and water. (iii) Peroxyacyl nitrates (PAN) is a secondary pollutant. (iv) DDT is a non-biodegradable pollutant. Which of the above statements are incorrect ?

Select the correct option to fill up the blanks. (i) ___________are used in detergent formulations and are helpful in removing oily stains from the laundry. (ii) _____________are ripened by growing Penicillium roqueforti on them. (iii) ___________are produced without distillation whereas,__________are produced by distillation of the fermented broth. (iv) ___________antibiotic was used to teat American soldiers wounded in world war II. (v) _______is also called as Kusht rog.