Word formation
For questions 1-8, read the text below. Use the word given in capitals at the end of some of the lines to form a word that fits in the gap in the same line.
Palabras Base:
Citizen science, in which members of the public help professional scientists to collect data, is hardly a new idea, but the internet has made it far more 1.. Today, thousands of 2. count birds in their gardens, classify distant galaxies from their sofas and record the first flowers of spring. For scientists, the benefits are 3.: no research team could possibly gather such a vast quantity of information on its own. Some critics have questioned the 4. of data collected by amateurs. However, studies comparing the work of volunteers with that of experts have generally found the differences to be 5., especially when tasks are clearly explained. There are rewards for participants, too. Many report a greater 6. of the natural world around them, and projects of this kind have proved 7. effective at sparking young people's interest in science. Indeed, a number of former volunteers have gone on to pursue 8. careers of their own.