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• Which of the following statements correctly describe(s) cathode rays? - 06/27/2022
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I. Rattus rattus

Il. Agama agama

III. Bufo regularis

IV. Tilapia 

The order of evolutionary advancement of the above vertebrates is

A. I, II, III, IV

B. I, IV, III, II

C. II, III, IV, I

D. IV, III, II, I

QUICK ANSWER…

D

DETAILS…

The order of evolutionary advancement of the above vertebrates is Tilapia → Bufo regularis → Agama agama → Rattus rattus.

The evolutionary advancement is expected to move from Tilapia to Rattus rattus.

IV → III → II → I

• Rattus rattus = rat
• Agama agama = lizard
• Bufo regularis = toad
• Tilapia = fish

The sequence will be:

Fish → Toad → Lizard → Rat

Now for the right answer to the above question:

1. Option A is incorrect.
2. Option B is incorrect.
3. C is incorrect.
4. D is the correct answer.

KEY-POINTS…

You may please note these/this:

• Rattus rattus = rat
• Agama agama = lizard
• Bufo regularis = toad
• Tilapia = fish
• Fish = aquatic
• Toad = amphibian
• Lizard = reptile
• Rat = mammal
• Evolutionary order = Aquatic → amphibian → reptile → mammal.

/ culled from 2021 JAMB-UTME BIOLOGY question 27 /