Identify the part which contains pigment:

1. Cell membrane
2. Plastid
3. Centrosome
4. Cell wall

The organelle that controls all activities in a cell:

1. Nucleus
2. Vacuole
3. Plastid
4. Cytoplasm

The vacuole contains:

1. Water
2. Cell sap
3. Salts
4. Food

The type of microscope that we use in our school laboratories is :

1. Simple microscope
2. Electron microscope
3. Compound microscope
4. Both (1) and (2)