question = ["what is the fastest plane in the world", "what is the hightest flying plane in the world", "what is the largest plane in the world", "what is the smallest plane in the world"]
answer = ["SR-71", "X-15", "An-225", "BD-5J"]
points = 0

print("Take this quiz about planes.")

for i in range(len(question)):
    print(question[i])
    response = input()
    print(response)

    if response == answer[i]:
        points += 1
        print("Correct, you have ", points, " points!")
    else:
        print("Incorrect, the answer was; ", answer[i])

print("You have finished the quiz with ", points, " out of ", len(question), " points!")
Take this quiz about planes.
what is the fastest plane in the world
SR-71
Correct, you have  1  points!
what is the hightest flying plane in the world
X-15
Correct, you have  2  points!
what is the largest plane in the world
U-2
Incorrect, the answer was;  An-225
what is the smallest plane in the world
BD-5J
Correct, you have  3  points!
You have finished the quiz with  3  out of  4  points!