Waec Biology 2007 Past Questions and Answers

Question 11:

• WAEC 2007

Growth includes the following processes except

A. Differentiation
B. Enlargement
C. Mitosis
D. Meiosis

Question 12:

• WAEC 2007

Which of the following processes is a form of sexual reproduction?

A. Budding by yeast cells
B. Conjugation in Spirogyra
C. Binary fission in Amoeba
D. Rhizome production by ginger

Question 13:

• WAEC 2007

The fine adjustment of the light microscope is used to

A. Admit more light into the microscope
B. Focus the object under low power
C. Focus the object under high power
D. Raise the stage upwards

Question 14:

• WAEC 2007

Which of these statements about white blood cells is true? They

A. Aid clotting of blood
B. Carry oxygen round the body
C. Are the most numerous blood cells
D. Are large nucleated cells

Question 15:

• WAEC 2007

Which of the following blood vessels have valves?

A. Capillary
B. Artery
C. Vein
D. Arteriole