Nutrition - Jamb Biology Past Questions and Answers

Question 31:

• JAMB 1982

Some of the major elements required by plants are

A. Potassium, nitrogen, phosphorus, sodium, calcium
B. Nitrogen, phosphorus, molybdenum, sodium, calcium
C. Potassium, phosphorus, molybdenum, sodium, calcium
D. Potassium, nitrogen, iron , sodium, calcium
E. Potassium, nitrogen, phosphorus, silicon, cadmium

Question 32:

• JAMB 1982

Which of the following pairs are the products of sucrose hydrolysis?

A. Glucose + glucose
B. Fructose + fructose
C. Glucose + fructose
D. Galactose + glucose
E. Fructose + galactose

Question 33:

• JAMB 1982

Treatment of a poor soil with lime supplies

A. Sulphur
B. Calcium
C. Phosphorus
D. Sodium
E. Nitrogen

Question 34:

• JAMB 1983

Which of the following elements are necessary for the formation of chlorophyll in a plant?

A. Magnesium and iron
B. Calcium and potassium
C. Calcium and sulphur
D. Potasium and sulphur
E. Phosphorus and potassium

Question 35:

• JAMB 1983

The main function of 6 is to

A. Separate 5 from 7
B. Produce more of 5 and 7
C. Produce cork
D. Translocate water and mineral salt
E. Conduct carbondioxide to the other plant