Exam-style Questions: Enzymes

  1. Fill in the missing words:

Enzymes are biological ___(i)___. They ___(ii)___ the rate of ___(iii)___ reactions in all living things, and allow them to occur more easily. They occur in ___(iv)___ and ___(v)___ cells. Without them we would not be able to ___(vi)___.

(Marks available: 3)


Answer outline and marking scheme for question: 1

(i) catalysts

(ii) increase

(iii) chemical

(iv) plant / animal

(v) animal / plant

(vi) live / survive