Biology WAEC

The upper part of the trachea in mammals is called?

A. palate B. epiglottis C. larynx D. glottis E. bronchus Correct Answer: Option C - larynx

4 years ago

The pulmonary vein carries?

A. oxygenated blood from right ventricles to the lungs B. oxygenated blood from lungs to the left auricle C. deoxygenated…

4 years ago

Which of the following tissues is not found in the stem and root of monocotyledons?

A. Xylem B. Cambium C. Pith D. Cortex E. Pericycle Correct Answer: Option B - Cambium

4 years ago

The following are functions of the skeleton except?

A. providing support for the body B. protection of delicate internal organs C. maintenance of the shape of the body…

4 years ago

The process of anearobic respiration of yeast in sugar solution is known as?

A. oxidation B. fermentation C. tissue respiration D. alcohol production E. decomposition Correct Answer: Option B - fermentation

4 years ago

The mechanism of gaseous exchange in living organisms is essentially by?

A. osmosis B. inhalation C. diffusion D. exhalation E. breathing Correct Answer: Option C - diffusion

4 years ago

The organelle which eliminate water from the body of protozoa is?

A. plasma membrane B. contractile vacuole C. cell wall D. protoplasm E. nucleus Correct Answer: Option B - contractile vacuole

4 years ago

The cell is a functional unit of living organisms because?

A. multicellular organisms are made up of cells B. all cells in a multicellular organism function as a single cell…

4 years ago

The property of clay soil that prevents it from supporting thick vegetation is its?

A. possession of chemically weathered granite rocks B. inability to retain much water C. tendency of becoming waterlogged D. porosity…

4 years ago

Lamarck’s evolution theory could be summarised by the statement that?

A. only the fittest can survive in a challenging environment B. species that are unable to adapt become extinct C.…

4 years ago