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Life Science Essentials

Life Science

A collection of factual questions covering plants, animals, and ecosystems.

biology nature science

8 Questions Medium Ages 5+ Apr 16, 2026

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About this Study Set

This study set covers Life Science through 8 practice questions. A collection of factual questions covering plants, animals, and ecosystems. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 8 questions from the Life Science Essentials study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which part of a plant is primarily responsible for absorbing water and nutrients from the soil?

A Leaves
B Roots
C Flowers
D Stem

2 Which life process describes how organisms produce offspring to ensure their species continues?

A Respiration
B Photosynthesis
C Reproduction
D Digestion

3 What substance do plants take in from the air to perform photosynthesis?

A Carbon dioxide
B Oxygen
C Nitrogen
D Helium

4 Which of the following animals is classified as an amphibian?

A Shark
B Frog
C Eagle
D Lizard

5 What is the main source of energy for almost all life on Earth?

A Water
B Moonlight
C Soil
D Sunlight

6 Which of these organisms is a primary producer in a food chain?

A Lion
B Grass
C Hawk
D Snake

7 What is the correct order of the stages in the life cycle of a butterfly?

A Egg, Pupa, Larva, Adult
B Egg, Larva, Pupa, Adult
C Larva, Egg, Pupa, Adult
D Adult, Pupa, Larva, Egg

8 Which organ in the human body is responsible for pumping blood throughout the circulatory system?

A Lungs
B Stomach
C Heart
D Brain

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