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Movement in and out of cells: diffusion, osmosis and active transport

Before we start… explain the meaning of the following terms: – solution – concentrated solution – diluted solution – distilled water Quick introduction: watch the video! Read page 3 from THIS WEBPAGE and play the animations.

Publicado en Senior 3 Biology - 2018, Uncategorized | Deja un comentario

Excretion and kidneys

By the end of this lesson you should be able to: State that urea is formed in the liver from excess amino acids State that carbon dioxide is excreted through the lungs State that the kidneys excrete urea and excess water and salts … Sigue leyendo

Publicado en Senior 4 Biology 2017, Uncategorized | Deja un comentario

Welcome Senior 4!

Hi everyone! It’s our 2nd year in preparation for the IGCSE exam so one of our challenges will be about recycling what we studied in Senior 3. There are 3 main topics this year: 1- Human body 2- Plants 3- … Sigue leyendo

Publicado en Senior 4 Biology 2017, Uncategorized | Deja un comentario

Human impacts on the environment: assignment

MONDAY SEPTEMBER 26TH Group work: a-Students are divided into  groups of four students. b- Each group will summarize the information of the following impacts and show their work as presentations. Feel free to chose the format…you may add pictures, videos,etc … Sigue leyendo

Publicado en Senior 4 - 2016, Uncategorized | Deja un comentario

Respiratory system

This unit is divided into 3 topics: 1- The gas exchange system 2- Gas exchange 3- Breathing How are we going to work? Follow these instructions:   1 THE GAS EXCHANGE SYSTEM By the end of this lesson you should … Sigue leyendo

Publicado en Senior 3 - 2016, Uncategorized | Deja un comentario

The eye as a sense organ

By the end of this lesson you should be able to: Define sense organs as groups of receptor cells responding to specific stimuli: light, sound, touch, temperature and chemicals  Identify the structures of the eye, limited to cornea, iris, pupil, lens, retina, optic … Sigue leyendo

Publicado en Senior 4 - 2016, Uncategorized | Deja un comentario

Biological molecules: carbohydrates, proteins and fats

Hi! Here´s the Slideshare we worked in class last week. Biological molecules wk from Magdalena Ravagnan

Publicado en Senior 3 - 2016, Uncategorized | Deja un comentario

Digestive system: Diarrhoea and Cholera

Diarrhoea is the second largest cause of death of young children in the world. (The greatest cause is pneumonia.) There are many different causes of diarrhoea. One of these is infection by a bacterium, which causes the disease CHOLERA. Watch … Sigue leyendo

Publicado en Senior 3 - 2015, Uncategorized | Deja un comentario

TRANSPORT IN PLANTS

Topics: – Vascular bundles: phloem and xylem – Transpiration – Factors affecting the rate of transpiration – Translocation Use the information in THIS link to answer the worksheet in the booklet

Publicado en Senior 4 - 2015, Uncategorized | Deja un comentario

HUMAN ALIMENTARY CANAL: Structures and mechanical digestion

Here´s the slideshare we have worked on in class. Take a look at it!     S3 digestive system, wk from Magdalena Ravagnan

Publicado en Senior 3 - 2015, Uncategorized | Deja un comentario