Which strait connects the Black Sea to the Mediterranean Sea?

Which strait connects the Black Sea to the Sea of Marmara? Which canal connects the Atlantic Ocean to the Pacific Ocean across the Isthmus of Panama? Which strait connects the Sea of Marmara to the Aegean Sea? What is the name of the strait separating the islands of New Zealand? What is the name of the strait separating the islands of Australia and Tasmania? What is the name of the strait that connects the Adriatic Sea to the Ionian Sea? Which strait connects the Red Sea to the Gulf of Aden? What is the name of the strait that connects the Persian Gulf to the Gulf of Oman?