Biology 1994 Jamb Past Questions and Answers

Question 11 :

• JAMB 1994

starch is usually stored in the part labelled

A. I
B. II
C. III
D. Iv

Question 12 :

• JAMB 1994

The failure of transport and respiratory systems in plants as well as the presence of reddish colour in stems and leaves result from the deficiency of

A. Magnesium
B. Nitrogen
C. Potassium
D. Phosphorus

Question 13 :

• JAMB 1994

The dental formula 13/3 c1/1 pm4/4 m2/3 is that of a

A. Goat
B. Rabbit
C. Man
D. Dog

Question 14 :

• JAMB 1994

The nitrifying bacteria, Nitrosomonas, convert ammonia to

A. Nitirites
B. Nitric acid
C. Niitrates
D. Nitrous oxide

Question 15 :

• JAMB 1994

The activity of ptyalin is likely to decrease with an increase in concentration of

A. Oxygen
B. Starch
C. Protein
D. Acid