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Science Biology Topics Flashcards

6 cards from real PSLE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Science Biology Topics flashcards as text

  1. What type of reproduction involves only one parent?

    Answer: Asexual reproduction

    Asexual reproduction involves only one parent and produces offspring that are genetically identical to the parent.

  2. Which of the following is a mammal?

    Answer: Dolphin

    Dolphins are mammals — they are warm-blooded, breathe air, give birth to live young, and feed them milk.

  3. What is the process by which living organisms break down food to release energy?

    Answer: Respiration

    Respiration is the process where cells break down glucose using oxygen to release energy, producing carbon dioxide and water.

  4. Which part of the human body is responsible for pumping blood?

    Answer: Heart

    The heart is a muscular organ that pumps blood throughout the body, delivering oxygen and nutrients to cells.

  5. What are the basic units of life?

    Answer: Cells

    Cells are the basic structural and functional units of all living organisms. All living things are made up of cells.

  6. Which of the following animals undergoes metamorphosis?

    Answer: Butterfly

    Butterflies undergo complete metamorphosis: egg → caterpillar (larva) → pupa (chrysalis) → adult butterfly.

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Sources & references

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  1. seab.gov.sg — Test delivery, eligibility, exam information · verified Oct 2026
  2. moe.gov.sg — Score release, passing score · verified Oct 2026
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  4. isomer-user-content.by.gov.sg — Exam format · verified Oct 2026