Puzzle 1

1969 Michael Crichton thriller, The __ Strain.

Microorganism, restores bacteria to digestive tract.

Theme park ride with a vertical plunge.

A Russian astronaut.

French square dance for four couples.

Vertical garden to improve air quality.

The English Dame who starred in Skyfall and Cats.

Mystery-solving dog who first appeared in 1969.

A person who loves games and puzzles.

Relating to the Ancient or Celtic Britons.

Bright illumination developed by Georges Claude.