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HomeCXC CSEC Human and Social BiologyReproduction and Development
CXC · CSEC · Human and Social Biology

Reproduction and Development
Practice Questions

60 CXC CSEC Human and Social Biology questions on Reproduction and Development, 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 Reproduction and Development.

Try 2 sample questions on Reproduction and Development

Question 1 · 1 mark · Difficulty 1/3

Which hormone is primarily responsible for the development of secondary sexual characteristics in males during adolescence?

  1. Oestrogen
  2. Testosterone
  3. Progesterone
  4. Follicle-stimulating hormone
Show answer & explanation
✓ Answer: BTestosterone
Award 1 mark for identifying testosterone as the male sex hormone responsible for secondary sexual characteristics such as deepening of voice, facial hair growth, and muscle development. A is incorrect — oestrogen is the primary female sex hormone. C is incorrect — progesterone is involved in the menstrual cycle and pregnancy. D is incorrect — FSH stimulates sperm production but does not directly cause secondary sexual characteristics.
Question 2 · 1 mark · Difficulty 1/3

A 14-year-old student in Kingston, Jamaica notices that she has started to develop wider hips and breast tissue. These changes are examples of:

  1. Primary sexual characteristics
  2. Secondary sexual characteristics
  3. Emotional changes
  4. Social changes
Show answer & explanation
✓ Answer: BSecondary sexual characteristics
Award 1 mark for recognising that physical changes appearing at puberty that are not directly involved in reproduction are secondary sexual characteristics. A is incorrect — primary sexual characteristics are the reproductive organs present from birth. C is incorrect — these are physical, not emotional changes. D is incorrect — social changes involve relationships and interactions with others.
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CXC CSEC Human and Social Biology: Reproduction and Development FAQ

How many CXC CSEC Human and Social Biology questions on Reproduction and Development are there on Kramizo?
Kramizo currently has 60 exam-board-aligned practice questions on Reproduction and Development for CXC CSEC Human and Social 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 Human and Social 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 Reproduction and Development practice with other Human and Social 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 Reproduction and Development questions aligned to the official CXC CSEC Human and Social Biology syllabus?
Every question is written against the published CXC CSEC Human and Social 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 Reproduction and Development typically tested on CXC CSEC Human and Social Biology papers?
Reproduction and Development appears across multiple question types on real CXC CSEC Human and Social 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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