Waec Biology Past Questions
Question 16
Which of the following pairs of organisms exist as colonies?
- A. Obelia and Euglena
- B. Pandorina and Volvox
- C. Chlamydomonas and Amoeba
- D. Hydra and Spirogyra
Question 17
Only specially adapted micro-organisms are found in
- A. salty water
- B. humid air
- C. moist soil
- D. mouth cavities
Question 18
Which of the following statements is true about movement of the forearm? In
- A. bending the arm, the biceps relax and the triceps contract
- B. bending the arm, the biceps contract and the triceps relax
- C. straightening the arm the biceps contract and the triceps relax
- D. straightening the arm, both biceps and triceps contract
Question 19
The basis of growth involves the following processes except
- A. cell reduction
- B. cell division
- C. cell differentiation
- D. cell enlargement
Question 20
The role of ATP include all the following activities excerpt
- A. provision of energy to do work in living organisms
- B. transmission of nerve impulse
- C. keeping the body warm in homoithermic animals
- D. producing water during aerobic respiration