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Ecology and Ecosystems
Practice Questions

190 CXC CSEC Biology questions on Ecology and Ecosystems, each with instant feedback and a full examiner-style mark scheme.

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Try 2 sample questions on Ecology and Ecosystems

Question 1 · 1 mark · Difficulty 1/3

What is nutrition?

  1. Only eating food
  2. The process of taking in and using food substances for energy, growth, and repair
  3. Only photosynthesis
  4. Only drinking water
Show answer & explanation
✓ Answer: B — The process of taking in and using food substances for energy, growth, and repair
Nutrition includes obtaining food (by eating or photosynthesis), digesting it, absorbing nutrients, and using them for energy, growth, and repair.
Question 2 · 1 mark · Difficulty 1/3

What are the seven characteristics of living organisms (MRS GREN)?

  1. Movement, Reproduction, Sensitivity, Growth, Respiration, Excretion, Nutrition
  2. Memory, Running, Sleeping, Growing, Reading, Eating, Napping
  3. Making, Repairing, Sorting, Generating, Reducing, Expanding, Naming
  4. Moving, Recycling, Storing, Gaining, Resting, Eliminating, Nurturing
Show answer & explanation
✓ Answer: A — Movement, Reproduction, Sensitivity, Growth, Respiration, Excretion, Nutrition
MRS GREN: Movement, Reproduction, Sensitivity, Growth, Respiration, Excretion, Nutrition — all living things share these characteristics.
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20 questions · 25 min · free

CXC CSEC Biology: Ecology and Ecosystems FAQ

How many CXC CSEC Biology questions on Ecology and Ecosystems are there on Kramizo?
Kramizo currently has 190 exam-board-aligned practice questions on Ecology and Ecosystems 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 Ecology and Ecosystems 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 Ecology and Ecosystems 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 Ecology and Ecosystems typically tested on CXC CSEC Biology papers?
Ecology and Ecosystems 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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