English National Curriculum Science

4. Explain how plants maintain gas levels in the atmosphere

Mission Objectives

Recall the equation for photosynthesis

Explain how plants help maintain levels of oxygen and carbon dioxide in the atmosphere

Make and record scientific observations

Rocket Words Quiz

See if you know all the meanings of the rocket words

Assessment Quiz

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Word Search Game

Find all the rocket words in the grid

Lesson Resources

Lesson Plan

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KS3-16-04 Handout KS3-16-04 Handout PDF

Keywords

Words and meanings to learn

atmosphere

the gases surrounding the Earth or another planet

oxygen

a colourless, odourless reactive gas with the atomic number 8 which is used in respiration

composition

the number or amount of components which make up a larger whole

gas

a state of matter; gases will expand freely to fill a container and have no fixed shape or volume

nitrogen

a chemical element with the atomic number 7; it is a colourless, odourless, unreactive gas that forms about 78% of the Earth's atmosphere

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Royal Horticultural Society

This lesson has been written by

Dr Shannon Weldon

Shannon started her journey with Developing Experts by completing PHD placement while studying for her Doctorate in Developmental Biology at the University of East Anglia. Shannon has since joined the team full-time as a Project Manager working with the company's industry partners. Shannon knows a lot about chickens!

Maria Bateson

Maria completed her PGCE at Oxford in 2005 and taught at schools in Oxford and London before taking time out for family and travel. Maria has led INSET for teachers in Ukraine and gained her Scouting Wood Badge in Belgium. Since returning to the UK and the classroom in 2019, Maria has been awarded Chartered Science Teacher status and more recently, Lead Practitioner. She is also on the Editorial Board for School Science Review, the ASE Journal, and currently teaches at The Charter School East Dulwich as KS5 Science Lead.

Required Resources

Resources: Pond weed – elodea or cabomba, scalpel/knife, clear funnel, test tube, beaker, stopwatch and sodium hydrogen carbonate.

Handout: An investigation sheet for the students to complete.

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