2 - d | Rubber tyres with air inside were invented by John Boyd Dunlop in 1887.

3 - a | The first antibiotic, penicillin was discovered by Alexander Fleming in 1928.

4 - c | The first working television system was invented by John Logie Baird in 1926.

5 - g | Radioactivity was discovered by Marie Curie at the end of the 19th century.

6 - е | The motion-picture camera was invented by Thomas Edison in 1888.

7 -  f | An electrial generator was invented by Nicola Tesla in 1890s.