Q: Glasses are mixtures of oxides, the main component of which is silica (sio2). silica is called the glass former, while additives are referred to as this? Choices: - natural modifiers - addition modifiers - glass actors - glass modifiers A:
glass modifiers

(Question)
Q: Which type of cell division halves the number of chromosomes? Choices: - fragmentation - budding - mitosis - meiosis A:
(Answer)
meiosis

Ques: Q: What unit of the nervous system consists of a cell body, dendrites, and axon? Choices: - Transmitter - mitochondria - ganglion - neuron A:
Ans: neuron

(Q).
Q: What is the smallest unit of structure and function of all living organisms? Choices: - atom - particle - proton - cell A:
(A).
cell

Ques:Q: The older parts of what structures anchor the plant and transport water and solutes between the soil and shoots? Choices: - cells - bark - leaves - roots A:

Ans:roots

Q: What take the shape of their container, and are relatively easy to compress? Choices: - molecules - semi-fluids - fluids - gases A:
gases