Archivo del Autor: mravagnan

Nervous system

Read the information from THIS webpage, play the animations and answer the questions.

Publicado en Senior 3 Biology - 2018 | Deja un comentario

Human impacts on the environment: Group assignment

Some human activities affect negatively on the environment causing problems in food production, habitat destruction and pollution. Let´s investigate some of them: 1- Global warming 2- Deforestation 3- Acid rain 4- Use of fertilisers:Eutrophication 5- Monoculture 6- Plastic pollution You … Sigue leyendo

Publicado en S4 Biology virtual period- 2018 | Deja un comentario

Food chains and food webs

Powerpoint food webs, carbon cycle de Magdalena Ravagnan

Publicado en Senior 4 Biology - 2018 | Deja un comentario

Reproduction in plants

Topics: Flower structure Pollination Fertilisation and fruit development Seed dispersal Germination Plant reproduction from Magdalena Ravagnan

Publicado en Senior 4 Biology - 2018 | Deja un comentario

Transport in plants

Topics: Vascular bundles: xylem and phloem Transpiration Translocation Watch these videos!   TRANSPIRATION     TRANSLOCATION

Publicado en Senior 4 Biology - 2018 | Deja un comentario

Nutrition in plants

PHOTOSYNTHESIS Watch THIS video!  

Publicado en Senior 4 Biology - 2018 | Deja un comentario

CELL DIVISION: Comparing mitosis and meiosis

Last virtual period before the winter holidays!! Watch the video “Comparing mitosis and meiosis” a- What is the purpose of meiosis? b- Where does it take place? c- Make a drawing showing the parent and daughter cells in mitosis and … Sigue leyendo

Publicado en S4 Biology virtual period- 2018 | Deja un comentario

Reproduction in humans: female reproductive system

Structures and functions Take a look at THESE slides. MENSTRUAL CYCLE Watch the animation: all about menstruation FERTILISATION What´s fertlisation? Where does it take place? Fertilisation, zygote,identical and non-identical twins IMPLANTATION AND PREGNANCY What is implantation? What is the placenta? … Sigue leyendo

Publicado en Senior 4 Biology - 2018 | Deja un comentario

Reproduction in humans: male reproductive system

Structures and functions Take a look at THESE slides.  

Publicado en Senior 4 Biology - 2018 | Deja un comentario

Transport in humans

A multicellular organisms , such as a person,  needs a transport system to move substances around the cells. In the human body, a transport system consists of: The heart Blood vessels: arteries, veins and capillaries Blood: components and functions   … Sigue leyendo

Publicado en Senior 3 Biology - 2018 | Deja un comentario