Question

1. mouldboard

2. sickle
a metal plow that could be used to
dig deep ridges in an agricultural field
a long, curved blade used in
agriculture
a device used in harvesting that
separates the husk from the grain
3. thresher

Answer 1

1. Mouldboard is a long, curved blade used in agriculture
2.A metal plow that could be used to dig deep ridges in an agricultural field
3. Thresher: a device used in harvesting that separates the husk from the grain