Choose the correct alternative from the following : - Assertion (A) : Cut fruits and vegetables should not be kept in open for long. Reason (R) : Their vitamin content is ruined.
Choose the correct alternative from the following : - Assertion (A) : Tamil Nadu gets most of the rainfall in winter. Reason (R) : Tamil Nadu gets rainfall from retreating monsoons.
Choose the correct alternative from the following : - Assertion (A) : Graphite is slippery and used as a lubricant. Reason (R): Graphite has free electrons.