Questions

True, Earth is a system comprised of interacting processes. Such processes include carbon cycle, water cycle, Phosphorous cycle,...

All the carbon atoms in glucose ultimately incorporated during cellular respiration into carbon dioxide molecules.

Packet filter is a standard router equipped with some extra functionality. The extra functionality allows every incoming or outgoing packet to be inspected. Packets meeting some criterion are forwarded normally. Those that fail the test are dropped

Sad means being unhappy, sorrowful, mournful, wistful,...

Hence, Somber means cheerless i.e, unhappy which is synonym of sad. All other options are opposites of Sad.

Magellan was a Portuguese sailor who was the first to sail round the world.

The inscriptions of Asoka were first deciphered by James Princep in 1837. They are written in Pali language and in some places Prakrit was used. The Brahmi script was employed for writing.In the northwestern India Asokan inscriptions were found in Karoshti script.