Biology WAEC

A high concentration of auxin in the root will?

A. inhibit growth B. stimulate growth C. not affect growth D. cause the root to grow E. reduce water absorption…

4 years ago

Which of the following hind limb bones is equivalent to the humerus of the forelimb?

A. Patella B. Tarsal C. Tibia D. Fibula E. Femur Correct Answer: Option E - Femur

4 years ago

Which of the following is a product of brewing when yeast is used as a fermenting agent?

A. Nitrogen B. Oxygen C. Malt D. Ethanol E. Sucrose and glucose Correct Answer: Option D - Ethanol

4 years ago

Which of the following processes occurs by diffusion?

A. Reabsorption of water in kidney tubules B. Entry of water into the cytoplasm of unicellular animals C. Absorption of…

4 years ago

Which of the following organelles helps to remove excess water from cells?

A. Mitochondrion B. Ribosome C. Contractile vacuole D. Golgi body E. Nucleus Correct Answer: Option C - Contractile vacuole

4 years ago

Which of the following organism possesses both plant and animal characteristics?

A. Amoeba B. Paramecium C. Euglena D. Mucor E. Nitrobacter Correct Answer: Option C - Euglena

4 years ago

The early removal of the pituitary gland in animals may cause?

A. cessation of growth B. gigantism C. poor mental development D. goitre E. inability to digest food Correct Answer: Option…

4 years ago

Filtered blood from the kidney is carried back to the circulatory system through the?

A. hepatic portal vein B. renal artery C. renal vein D. pulmonary vein E. vena cava Correct Answer: Option C…

4 years ago

The malpighian tubule plays a major role in?

A. inspiration B. digestion C. secretion D. reproduction E. excretion Correct Answer: Option E - excretion

4 years ago

Which of the following structures is associated with respiration in insects?

A. Air sac B. Spiracle C. Lung D. Alveolus E. Gill Correct Answer: Option B - Spiracle

4 years ago