Atoms & Elements: Ionic Bonds 🔗 - GCSE Chemi...

This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium. It outlines the chemical production of nitrogen-based fertilisers, specifically ammonium nitrate, highlighting its rich nitrogen content due to its dual sources. We explain that phosphat ...  عرض المزيد

In this episode, we look at plants and nitrogen.Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is full of nitrogen gas, plants cannot directly utilise this form. Instead, they absorb soluble nitrates from the soil. Crop harvesting depletes ...  عرض المزيد

Liz explores everything you need to know about respiration for your GCSE Biology exam. She will look into what respiration is and why it is important for life. Perfect for AQA, Edexcel, OCR, WJEC and CIE exam boards. Ideal for preparing you for your <a href="http://bit.ly ...

Liz looks at Eye Anatomy for your GCSE Biology exam. In this episode she will look at the different parts of the human eye, like the retina, optic nerve, sclera and cornea. Perfect for AQA, Edexcel, OCR, WJEC and CIE exam boards. Ideal for preparing you for your <a href=" ...

Liz looks at stomata for your GCSE Biology exam. In this episode, she will look at the stomata and how they are controlled by guard cells. Ideal for preparing for your GCSE Biology exam. For more info visit < ...

Libby looks at Rate of Reaction for your GCSE Biology exam. In this episode, she will look at how temperature and pH impact enzyme rate of reaction and how to measure the rate. Ideal for preparing your for GCSE Biology exam. For more info visit <a href="https://www.senecalearn ...