Question Detail The thickness of earth Crust is about ? 25 Km30 Km35 Km40 Km Answer: Option B Similar Questions : 1. Big Bang was an explosion that occurred ? 10 Billion years ago15 Billion years ago20 Billion years ago25 Billion years ago Answer: Option B 2. Which National highway joins Delhi to Lucknow ? NH 22NH 24NH 47NH 48 Answer: Option B 3. The oldest rocks in India are reported from ? Shivalik range, PunjabDharwar region, KarnatakaAravalli range, RajasthanVindhyan range, Madhya Pradesh Answer: Option B 4. Which is the largest port of India ? Paradip PortKandla PortJawaharlal Nehru PortEnnore Port Answer: Option CExplanation:Jawaharlal Nehru Port in Mumbai is largest port of India. 5. Which of the following crops is regarded as a plantation crop ? CottonSugarcane Coconut Rice Answer: Option C Read more from - Geography Questions Answers