Back to Library

Ecosystem Basics

Environmental Science

Learn the fundamentals of ecosystems, their components, and interactions.

Ecology Environment Biology
9 Questions Easy Ages 10+ Nov 5, 2025

Choose a Study Format

About this Study Set

This study set covers Environmental Science through 9 practice questions. Learn the fundamentals of ecosystems, their components, and interactions. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 9 questions from the Ecosystem Basics study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is an ecosystem?
  • A A community of interacting organisms and their physical environment.
  • B A group of animals living together.
  • C A collection of plants in a garden.
  • D A single organism.
2 Which of these is a biotic factor in an ecosystem?
  • A Sunlight
  • B Water
  • C A tree
  • D Soil
3 Which of these is an abiotic factor in an ecosystem?
  • A A fish
  • B A rock
  • C A bird
  • D A flower
4 What is the role of producers in an ecosystem?
  • A To consume other organisms
  • B To decompose dead organisms
  • C To create their own food through photosynthesis
  • D To hunt for food
5 What is the role of consumers in an ecosystem?
  • A To produce their own food
  • B To eat other organisms for energy
  • C To break down dead matter
  • D To provide shelter for other organisms
6 What is the role of decomposers in an ecosystem?
  • A To eat living organisms
  • B To break down dead organisms and waste
  • C To produce oxygen
  • D To provide energy
7 What is a food chain?
  • A A series of organisms that eat each other
  • B A group of animals that hunt together
  • C A cycle of water in an ecosystem
  • D A process of photosynthesis
8 What is a food web?
  • A A single line of organisms eating each other
  • B Interconnected food chains
  • C A type of spider web
  • D A system for distributing food
9 What is the source of energy for most ecosystems?
  • A Coal
  • B Oil
  • C The Sun
  • D Wind
📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.

Download on App Store Get it on Google Play Get it on Chrome Web Store