Biology WAEC

Which of the following statements is not true about hormones?

A. Their responses are voluntary B. They may affect more than one target organ C. They are chemical messengers in…

3 years ago

The process of maintaining a steady internal environment is known as

A. osmoregulation B. equilibration C. homeostasis D. plasmolysis Correct Answer: Option C - homeostasis

3 years ago

Excretory products in plants responsible for the discoloration of flowers are called

A. alkaloids B. tannins C. anthocyanins D. resins Correct Answer: Option D - resins

3 years ago

The products of tissue respiration are

A. glucose, oxygen, and water B. oxygen, water, and energy C. glucose, carbon dioxide, and energy D. water, carbon dioxide,…

3 years ago

The heart can beat continuously without being fatigued because it is composed of________

A. skeletal muscles B. smooth muscles C. cardiac muscles D. renal muscles Correct Answer: Option C - cardiac muscles

3 years ago

Muscle fatigue in the body of an athlete is due to__________

A. low pH B. high oxygen content C. accumulation of lactic acid D. accumulation of carbonic acid Correct Answer: Option…

3 years ago

The classes of plants the root systems in diagrams I and II above represent respectively are______________

A. Dicotyledoneae and Monocotyledoneae B. Monocotyledoneae and Dicotyledoneae C. Dicotyledoneae and Dicotyledoncae D. Monocotyledoneae and Monocotyledoneae Correct Answer: Option B…

3 years ago

A structural similarity between Paramecium and Amoeba is the presence of ______

A. one food vacuole B. two contractile vacuoles C. two nuclei D. one gullet Correct Answer: Option A

3 years ago

An example of organ level of organization is _______

A. bird B. kidney C. spermatozoon D. xylem Correct Answer: Option B - kidney

3 years ago

Which of the following structures will NOT be found in the nucleus of a cell?

A. DNA B. Nucleolus C. Lysosome D. Centriole Correct Answer: Option C - Lysosome

3 years ago
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