Environmental Engineering in CE Pick out the wrong statement pertaining to 'green house' for the plants. ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of iron and manganese in water causes Discoloration of bathroom fixtures Temporary hardness None of these Reduction in its dissolved oxygen content Discoloration of bathroom fixtures Temporary hardness None of these Reduction in its dissolved oxygen content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? Alkyl benzene sulphonate (ABS) Chlorine Alkalis Benzene hexachloride Alkyl benzene sulphonate (ABS) Chlorine Alkalis Benzene hexachloride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Replenishment of dissolved oxygen in water stream polluted with industrial waste occurs by Both A & B Photosynthetic action of algae Neither A nor B Natural aeration of water stream Both A & B Photosynthetic action of algae Neither A nor B Natural aeration of water stream ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE White smoke coming out of the chimney of a furnace indicates the use of Liquid fuel in the furnace Gaseous fuel in the furnace Very high excess air Low excess air Liquid fuel in the furnace Gaseous fuel in the furnace Very high excess air Low excess air ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the Troposphere Ionosphere None of these Stratosphere Troposphere Ionosphere None of these Stratosphere ANSWER DOWNLOAD EXAMIANS APP
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