Q: What type of metal is a good conductor of electricity?    Choices:  - Tin  - Aluminium  - zinc  - copper  A:
copper

Q: What is the tiny male gametophyte enclosed in a tough capsule?    Choices:  - Cell Capsule  - nitrogen  - calcium  - pollen  A:
pollen

Q: The end result of diffusion is an equal concentration, or equilibrium , of molecules on both sides of what?    Choices:  - the cell  - the organism  - the organelle  - the membrane  A:
