Questions

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.

Sufi silsilas began to crystallise in different parts of the Islamic world around the twelfth century. The word silsila literally means a chain, signifying a continuouslink between master and disciple, stretching as an unbroken spiritual genealogy to the Prophet Muhammad. It was through this channel that spiritual power and blessings were transmitted to devotees. Special rituals of initiation were developed in which initiates took an oath of allegiance, wore a patched garment, and shaved their hair. Thus, all statements are correct.

Brass, Bronze and Steel is a metallic alloy made up of two or more chemical element. But Silver a chemical element with symbol Ag and atomic number 47.

Constant expression required in the second case, we cannot use j.

Except crocodile which has 4 chambers, all the reptiles have 3 chambers in their heart.