9C - Technicians list:

PLEASE NOTE THAT SOME OF THE PRACTICAL ACTIVITIES NEED TO BE SET UP IN ADVANCE e.g. growing cress, destarching plants

Lesson 1

a plant for the students to look at

Optional:

Worksheets - 9Ca/1 2 3 4 5 6 7 8 and 9

Pondweed Expt.

washing line cards

Elodea pondweed -freshly cut stems

glass beakers

glass funnels

marker pen

ruler, pond water

lamps

narrow bungs

stopclocks

sodium hydrogen carbonate

spatulas

splints

matches

conical flasks

water bath(s)

possible O2 probe and datalogging equip

Starch test

leaves - normal, destarched, varigated geranium (spider plant doesn't work!) and one with card / initials on (note the destarched plant and the one with the initials on need to be set up in advance)

iodine

white tiles

forceps

pipettes

ethanol

petri dishes

black card

tinfoil

soda lime

plastic bag

elastic bands

Optional:

Worksheets - 9Ca/3 or 9Ca/4 or 9Ca/5

Lesson 2

same as lesson 1.

Lesson 3

giant leaf model

Optional:

Worksheets 9Cb/1 2 3 and 4

Submerging leaves

leaves

kettle to boil water (if not using bunsens)

tongs

Vaseline on leaf

Petroleum jelly

leaves

cotton

clamp stands

string

paperclips

scales

Sections of leaves

Pre-prepared microscopes of leaf sections

microscopes

lamps

The different plants we use

Selection of products made from plants - cotton fibre, cotton fabric, cotton wool, rice, potato, carrot, sprouts, apple, orange, wooden splints, corn or veg oil, TVP (textured vegetable protein), paper, flour, perfume (floral not musk)

Lesson 4

Optional:

Worksheets 9Cc/1 2 and 3

Germinating Mung Beans

mung bean seeds (grown on the inside of a moist clay pot)

clay pot

can grow them on cotton wool but when pulled off can damage the root hairs (the bit they're looking at!)

Cress seedlings

petri dishes

paper towels

scissors

cress seeds

hand lenses

Transpiration in celery

celery stems - with leaves

food dye

stopclocks

rulers

possibly:

microscopes

cavity slides

coverslips

mounted needle

fan

hairdryer

Fertilisers

variety of empty boxes / bags of fertiliser

coloured pens

paper

scissors

Lesson 5

nothing

Optional:

Worksheets 9Cd/1 2 3 4 5 and 6

Lesson 6

as Lesson 5

Lesson 7

drawing paper

Handout S2.1 on card, cut up and laminated - one set per 4 students please

selection of familiar KS3 science text books

dictionaries