Chemistry The inherited traits of an organism are controlled by DNA molecules nucleotides RNA molecules enzymes DNA molecules nucleotides RNA molecules enzymes ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Iron, tin and calcium Calcium, magnesium and iron Magnesium, tin and iron Magnesium, calcium and tin Iron, tin and calcium Calcium, magnesium and iron Magnesium, tin and iron Magnesium, calcium and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most poisonous pollutant in water is Phosphate Zinc Arsenic Detergent Phosphate Zinc Arsenic Detergent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which None of these Decreases the rate of reaction Has no action on the rate of the reaction Increases the rate of the reaction None of these Decreases the rate of reaction Has no action on the rate of the reaction Increases the rate of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acids serves as an electrolyte in a lead storage battery? Lactic acid Sulphuric acid Hydrochloric acid Nitric acid Lactic acid Sulphuric acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is: Dihydroxy phenyl alanine Phenyl alanine Amino phenyl alanine Hydroxy phenyl alanine Dihydroxy phenyl alanine Phenyl alanine Amino phenyl alanine Hydroxy phenyl alanine ANSWER DOWNLOAD EXAMIANS APP
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