by Sunday | Dec 24 | Biology JAMB
A. croaking of a male toad B. basking in lizard C. spines in porcupine fish D. huddling together of penguins Correct Answer: Option C – spines in porcupine fish Explanation The porcupine fish has spines on its body. The fish sucks in water and swells up to make...
by Sunday | Dec 24 | Biology JAMB
A. thorax and abdomen B. visceral mass and abdomen C. thorax and foot D. visceral mass and foot Correct Answer: Option D – thorax and foot Explanation A snail’s body consists of five main parts – the head, the neck, the visceral hump, the tail and the...
by Sunday | Dec 24 | Biology JAMB
A. industrial chimneys, burning fossil oils and river dams B. sulphurdioxide, acid rain and pesticides C. sulphur dioxide, vehicle exhausts, and aerosols D. sewage,smoke and old vehicles Correct Answer: Option C – sulphur dioxide, vehicle exhausts, and aerosols...
by Sunday | Dec 24 | Biology JAMB
I. Rattus rattus. Il. Agama agama III. Bufo regularis IV. Tilapia zillii A. I, II, III, IV B. I, IV, III, II C. II, III, IV, I D. IV, III, II, I Correct Answer: Option D = IV, III, II, I Explanation Evolutionary sequence in vertebrates: Fishes → Amphibians → Reptiles...
by Sunday | Dec 24 | Biology JAMB
A. Na+ and Fe2+ B. Mg2+ and K+ C. Na+ and K+ D. Fe2+ and Mg2+ Correct Answer: Option C = Na⁺ / K⁺ Explanation The Na⁺ / K⁺ helps maintain resting potential, affects transport, and regulates cellular...