[Answer] What was the first plague of Egypt?

Step 1 : Introduction to the question "What was the first plague of Egypt?"

...1. Locusts 2. Water into Blood 3. Fiery Hail 4. Darkness

[Answer] 4. The Great Plague of London in 1665 was often called the Black Death. What was the actual disease?

Step 1 : Introduction to the question "4. The Great Plague of London in 1665 was often called the Black Death. What was the actual disease?"

...1. Smallpox 2. Yellow fever 3. Bubonic plague 4. Asian influenza Londoners called the terrible plague the Black Death because the buboes, the lumps that formed on the victims' bodies, were black in colour and death was the almost inevitable consequence. We do not know how many died but it has been estimated that there were around 100,000 casualties.