Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Jersey has nine breeding seabird species, of which ____ nest on the north coast.
seven

Zygospores result from the fusion of ____ similar hyphal elements.
two

Infected sheep show ____ symptoms of the disease and are thus silent shedders of the virus.

no