Waec Model Questions Vol1 2024 Geography Question 6

Practice essay / theory question 6 from the 2024 Waec Model Questions Vol1 Geography examination. This question covers Rocks .

Waec Model Questions Vol1 2024 Geography Essay / Theory
Topic: Rocks
Question 6 WAEC_MODEL_QUESTIONS_VOL1 • 2024 • GEOGRAPHY • essay

A geologist studies a rock outcrop on the Jos Plateau and records the following observations: - The rock is coarse‑grained, dark coloured, and exhibits interlocking crystals. - A hand lens reveals visible phenocrysts of feldspar up to 2 mm in length. - The rock is massive with no obvious layering. - Chemical analysis shows the rock contains approximately 55 % silica (SiO₂) by weight. - The region is known for past volcanic activity. Using the information above, answer the following:

Question Parts

( a )
Identify the rock type and justify your identification by referring to at least three of the observed characteristics.
( b )
Explain the geological processes that led to the formation of this rock, linking the process to the tectonic setting of the Jos Plateau.
( c )
The geologist intends to use the rock as a building material. Evaluate its suitability by discussing two physical properties important for construction and how this rock measures up.

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec Model Questions Vol1 2024 Geography Question 6. It is one of the essay questions from the 2024 Waec Model Questions Vol1 Geography examination.

The question covers Rocks .

View More Waec Model Questions Vol1 2024 Geography Questions More Waec Model Questions Vol1 Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support