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CXC · CSEC · Biology

Disease and Its Impact
Practice Questions

20 CXC CSEC Biology questions on Disease and Its Impact, each with instant feedback and a full examiner-style mark scheme.

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✨ Revision guide includes key terms, worked examples and exam technique for Disease and Its Impact.

Try 2 sample questions on Disease and Its Impact

Question 1 · 1 mark · Difficulty 1/3

Which of the following is the correct definition of a communicable disease?

  1. A disease that results from poor dietary habits only
  2. A disease that is inherited through genes from parents
  3. A disease caused by the malfunction of body organs
  4. A disease that can be passed from one person to another
Show answer & explanation
✓ Answer: DA disease that can be passed from one person to another
A communicable disease is one that can be transmitted from one host to another, either directly or indirectly. Option A describes a non-communicable/degenerative disease. Option C describes a nutritional deficiency disease. Option D describes a genetic disease.
Question 2 · 1 mark · Difficulty 1/3

In the Caribbean, which mosquito species is the primary vector responsible for transmitting dengue fever?

  1. Mansonia uniformis
  2. Culex quinquefasciatus
  3. Aedes aegypti
  4. Anopheles gambiae
Show answer & explanation
✓ Answer: CAedes aegypti
Aedes aegypti is the primary vector of dengue fever, Zika, and chikungunya across the Caribbean. Anopheles mosquitoes transmit malaria. Culex quinquefasciatus is associated with filariasis and West Nile virus. Mansonia species are not the primary dengue vector.
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CXC CSEC Biology: Disease and Its Impact FAQ

How many CXC CSEC Biology questions on Disease and Its Impact are there on Kramizo?
Kramizo currently has 20 exam-board-aligned practice questions on Disease and Its Impact for CXC CSEC Biology, with new questions added every week. Each question gives you instant feedback and a full examiner-style mark scheme that tells you exactly what would earn marks on a real CXC paper. The questions span the full difficulty range — from straightforward recall (level 1) right up to multi-step reasoning and evaluation (level 3) — so the bank works for first-pass revision and final exam-week stress testing alike.
Is Kramizo free for CXC CSEC students preparing for Biology?
Yes — completely free. Every student gets 45 questions a day on the free plan, with no card required and no trial countdown. That free quota works across every subject and every topic in our bank, so you can mix Disease and Its Impact practice with other Biology topics or even switch to a totally different CXC subject without paying anything. Kramizo's optional Pro plan removes the daily cap and adds detailed progress analytics, but the free tier is the real product — used by thousands of GCSE, IGCSE and CSEC students.
Are the Disease and Its Impact questions aligned to the official CXC CSEC Biology syllabus?
Every question is written against the published CXC CSEC Biology specification, including the exact command words (state, describe, explain, calculate, evaluate, etc.), mark allocations, and difficulty tier you'd see on a real CXC paper. Explanations are written in the style of official examiner mark schemes — they tell you what is being awarded marks and why distractors are wrong, not just whether you got it right. The bank is continually refined to match the latest syllabus updates from CXC.
How is Disease and Its Impact typically tested on CXC CSEC Biology papers?
Disease and Its Impact appears across multiple question types on real CXC CSEC Biology papers — most commonly as multiple-choice questions in the objective section, structured short-answer questions in the main paper, and occasionally as part of an extended response. Kramizo's practice bank reflects that mix: 4-option MCQs, true/false statements, fill-in-the-blank key terms, multi-select questions, and ordering questions. Working through the bank gives you exposure to every question style examiners actually use.

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