Questions

From the given choices, "All teachers wear sarees. Mrs. Gomati does not wear a saree. Therefore, Mrs. Gomati is not a teacher" is a sound argument.

Pest infestation is nothing but the presence of large number of pests at a place, typically so as to cause damage or disease.

Climatic conditions affect a considerable number of pests. Some are more active during warmer periods than others. As these summer insects invade your home, they're likely in search of food, water, shelter, or have encountered an entrance. To pest-proof your home this summer, it's best to remove their 'WHY’ or reason for entering your home.

* Keep your place clean and dry. Make sure there is no food laying about.

* Removing food residue - food is a common attraction to a number of different pests.

* Regular disinfection of the surfaces.

Amphibians are one of the most sensitive groups to change, whether that is caused by habitat loss, invasive species, disease, trade or climate change. Their sensitivity to environmental threats has been generally linked to the observation that amphibians are characterized by a rather permeable skin. Given their complex life cycles and other traits, amphibians are often recognized as indicators of ecosystem health.