Biology Practice Test – The Digestive System

In the enzymic reaction starch  sugar. Starch is referred to as the _____ (UTME 1982)

(a) substrate
(b) product
(c) enzyme
(d) enzyme-substrate complex

The end products of the digestion of fats and oils in mammals are ______ (UTME 1993)

(a) maltose and fatty acids
(b) amino acids and glucose
(c) fatty acids and fructose
(d) fatty acids and glycerin

Which of the following will be first digested if ingested at the same time? (UTME 1988)

(a) cooked beans
(b) cooked rice
(c) cod liver oil
(d) roasted beef

Which of the following is the dental formula of man? (UTME 1981)

(a) i 2/2; c 0/1; pm 2/2; m 3/3
(b) i 2/2; c 1/1; pm 2/0; m 3/3
(c) i 2/2; c 1/1; pm 2/2; m 3/3
(d) i 2/2; c 1/1; pm 3/3; m 2/2

Study the figure below:

The parts labelled I and II constitute the _____ (UTME 1997)