S1 Biology

St. Aloysius’ College E-learning

Module 1.1 – Nutrition and Food Tests

A study is undertaken of the importance of functions of the various nutrients in a balanced diet. Dietary deficiency diseases are looked at in relation to their symptoms and causes. There are many practical based components as pupils learn the chemical tests for starches, sugars, fats, proteins and vitamin C. Pupils will have an opportunity to use the knowledge gained to identify the contents of unknown solutions and to test various foodstuffs for their contents.

Module 1.2 – Microscope and Cells

The parts of the microscope and their functions; use of a microscope; calculation of magnifications; organisms and cells; preparation of cheek cells of onion skin; examination of prepared slides to compare animal and plant cells.

Module 1.3 – Plant and Animal Reproduction

Pupils undertake comparison of sex cells and their role in fertilisation. Pupils study the basics of flower anatomy and the roles played by the male and female parts in pollination. They also study the male and female reproductive systems and development of the embryo in the womb. Pupils consider the types of fertilisation in other animals and their survival chances based on this and their method of development.