Tag: chemistry

depletion of ozone layer

Covers major hormones (insulin, testosterone, estrogen, progesterone, adrenaline, etc.), their functions, and basic enzyme properties suitable for Class-X biology

Covers plant and animal adaptations to various environmental conditions including xerophytic, hydrophytic, halophytic, and shade adaptations, as well as animal flight adaptations and ecological relationships.

Comprehensive quiz on nitrogen: properties, compounds, preparation methods, industrial applications, and chemical behavior

water on the earth

humidity and clouds

Moisture in atmosphere - class-VI

Covers properties, preparation, compounds, uses, and reactions of nitrogen gas including fixation, nitrides, oxides, fertilizers, and Kjeldahl's method.

Methods for separating mixtures including evaporation, sublimation, filtration, distillation, centrifugation, and decantation

soil pollution-control