Subject · Biology

Practicals you can run repeatedly, without reagents.

Food tests, photosynthesis investigations, enzyme kinetics, osmosis — every required Biology practical for NSSCO & NSSCAS.

See live labs

Syllabus coverage

23 of 23 practicals live

100%

Food tests (starch, sugar, protein, lipid)Live
Identifying nutrients in real foodsLive
Energy content of food (combustion calorimetry)Live
Starch test in a leaf (variegated, foil-covered, dark)Live
Pondweed (Elodea) bubble counterLive

Topic coverage

Organised by syllabus topic

Organised by syllabus topic. Aligned to the Namibian NSSCO & NSSCAS Biology syllabuses.

Food & nutrition

Food tests (starch, sugar, protein, lipid)

Iodine, Benedict's, Biuret, Emulsion

Live

Identifying nutrients in real foods

Live

Energy content of food (combustion calorimetry)

Live

Photosynthesis

Starch test in a leaf (variegated, foil-covered, dark)

Live

Pondweed (Elodea) bubble counter

Live

Need for CO₂ (bagged leaves)

Live

Hill reaction (DCPIP, A-level)

Live

Need for chlorophyll (variegated leaf)

Live

Respiration

Testing exhaled air for CO₂

Live

Respiration in germinating seeds

Live

Comparing rate of respiration in different organisms

Live

Enzymes

Effect of temperature on amylase / catalase

Live

Effect of pH on amylase

Live

Effect of substrate concentration

Live

Diffusion, osmosis & active transport

Osmosis with potato cylinders

Live

Diffusion into agar cubes (SA:V)

Live

Visking tubing model of selective permeability

Live

Plant transport

Transpiration with a potometer

Live

Stained celery: xylem transport

Live

Microscopy

Animal vs plant cells under the microscope

Live

Mitosis stages in onion root tip

Live

Inheritance & variation

Monohybrid cross simulation

Live

Continuous vs discontinuous variation

Live