B5.1 TRANSPORT IN PLANTS
Transport in plants in three and a half minutes:
Or how about a whole lesson from Mr Paul Andersen? He goes into more detail than we need (we have to know about Dicots but not Monocots), but he’s good:
The most amazing thing about trees (5m video).
TRANSPIRATION
More-detailed than we need but it’s good:
Mr Paul Andersen starts by defining transpiration as evaporation of water from a leaf. He then describes how a potometer can be used to measure the rate of transpiration in different environments:
For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank.
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.
B5.2 TRANSPORT IN HUMANS
Mr Exham’s site has a fantastic section on Blood and Circulation: videos, animations, quizlets, worksheets – go here now!
For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. 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.
CIRCULATION & BLOOD VESSELS:
GCSE Bitesize – Blood Circulation covers how the heart circulates blood & the composition of blood (6m 35s).
Other videos include The Virtual Body – Circulation, Respiration & Breathing (19m), Science in Focus – Life Blood (19m 15s) & BBC Short Circuit Blood & Circulation (19m).
Various animations about heart & circulation problems can be found here.
BLOOD:
Blood GCSE from dhmcmillan
Blood video (a 3m 44s lesson) & Blood music video by Peter Weatherall – 3m 3s and very catchy! And here is a day in the life of a Red Blood Cell (a one minute cartoon) & here a white blood cell chases a bacterium (20s).
THE HEART:
Heart Structure and Function from Faiq Bin Zahid
Science Bank 22 (Body Parts): you just need Part 2 – the Heart (from 5m 20s to 10m 15s):
Infographic from Compound Interest: