Category Archives: B4 Nutrition (Animal & Plant)

B4 Syllabus Statements

For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. Powerpoints can be downloaded from the same site here. The s-cool revision site lets you revise the topic, summarizes the topic & tests you on it. Skoool gives you a lesson, including progress questions, for each Biology topic but you’ll need sound on for it.

What’s in a molecule? – The science of macaroni salad from TED-Ed (3m 15s).

This powerpoint covers both Plant and Animal nutrition:

TEXTBOOK REVISION

IGCSE Biology: Coursebookchapter 4, pp.31 – 37 & chapter 7, pp.64 – 67, 69 & pp.71 – 82

B4.1 Nutrients

Nice concept map to help revise this section:

The six major nutrients (you also need fibre):

Science Bank 21 (Food & Digestion): part 1 – Food Tests; part 2 – the Digestive System (from 4m 40s); part 3- Digestive Enzymes (from 9m):

B4.1 Revision notes in downloadable word format and here are the key terms and some definitions: Key Terms B4.1

Bitesize Top 20 Demos – Food as a Fuel (2m 16s).

Here’s a useful powerpoint, although it doesn’t cover everything we need to know:

Nutrients presentation from katmar62

The use of microorganisms in the manufacture of yoghurt, notes here and video here:

TEXTBOOK REVISION

IGCSE Biology: Coursebook, chapter 4, pp.31 – 37 & chapter 7, pp.64 – 66 & 69

B4.3 Animal Nutrition

TEXTBOOK REVISION

IGCSE Biology: Coursebook, chapter 7, pp. 66 – 67 & 71 – 82

B4.3 Revision notes in downloadable word format and here are the key terms and some definitions: Key Terms B4.3

GCSE Bitesize revises Digestion (3m 44) and digestion & enzymes in Nutrition (6m). The New Living Body – Digestion is a 19m video especially concerning fat.

Digestion foundation level from biologica.edu

This covers the basics of digestive enzymes but we need to know it in more detail:

Y7 Life 10 digestive enzymes from Ms Yam

Absorption of food from biologica.edu

433px-Digestive_system_diagram_edit.svg

Fluoride

Image from LadyofHats and infographic from Compound Interest – just click to enlarge.

 

B4.2 Plant Nutrition (Photosynthesis)

For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. Powerpoints can be downloaded from the same site here. The s-cool revision site lets you revise the topic, summarizes the topic & tests you on it. Skoool gives you a lesson, including progress questions, for each Biology topic but you’ll need sound on for it. GCSE Bitesize has revision pages (that take you through the topic), a test and an activity.

B4.2 Revision notes in downloadable word format and here are the key terms and some definitions: Key Terms B4.2

The simple story of photosynthesis and food from TED-Ed (4m 1s).

This powerpoint covers both Plant and Animal nutrition:

Photosynthesis lesson (Ms Cooper’s IGCSE Cambridge Biology):

Factors affecting Photosynthesis – experiments (Ms Cooper’s IGCSE Cambridge Biology):

Limiting Factors in Photosynthesis (Ms Cooper’s IGCSE Cambridge Biology):

Science Bank 8 (Biological Reactions): you just need Part 1 – Photosynthesis (to 5m 20s):

Photosynthesis from Curriculum Bites (9m 30s); GCSE Bitesize – Green Plants as Organisms – covers nutrition (photosynthesis), hormones & transport of water (16m 27s) & Bitesize Top 20 Science Demos covers Photosynthesis (3m 26s). Videos include BBC iScience – Photosynthesis (2m 57s), Growth & Photosynthesis from Clipbank (4m 52s) & BBC Short Circuit – Photosynthesis (19m).

Limiting Factors in Photosynthesis – CO2 from Clipbank (1m 57s).

Structure of the Leaf (from The Virtual School):

Plant Structure– especially leaf structure from Clipbank (2m 10s).

Igcse biology edexcel 2.39 2.43 from Marcos Rodriguez

FERTILISERS (the uses, and the dangers of overuse):

A short video form The Virtual School – what are fertilisers?:

The danger – Eutrophication – a short video from The Virtual School:

TEXTBOOK REVISION

IGCSE Biology: Coursebook, chapter 6, p. 49-60