Which adjective means 'fruitful'?

• endemic

• terminal

• constructive

• innovative

Which noun means 'supply of water for crop production'?

• fraction

• conversion

• irrigation

• ramification

Which verb means 'to make sth worse'?

• inhabit

• exacerbate

• sustain

• contribute

Which verb means 'to limit, control sth'?

• curb

• underlie

• compel

• plague

Which verb means 'to describe in great detail'?

• symbolise

• illustrate

• project

• delineate

Which verb means 'to decide sb/sth is unimportant'?

• displace

• disband

• disapprove

• dismiss

Which noun means 'a sudden increase in sth'?

• proliferation

• escalation

• multiplication

• amplification

Which adjective means 'productive'?

• innocuous

• prolific

• decreasing

• deteriorating

Which idiom means 'decided suddenly'?

• in the nick of time

• on the spur of the moment

Which noun means 'likelihood'?

• plausibility

• propensity

• assumption

• proliferation