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Showing: Class 8 / Science (142 questions)
Which part of the cell is the site of ribosomal RNA (rRNA) production?
Which of the following increases the strength of an electromagnet?
Which two elements are used in computers to make transistors?
What is the electronic configuration of element 63 (europium)?
Which is the balanced chemical equation for the reaction between methane and oxygen?
Which of the following metals burns in air with a bright, dazzling white flame?
A place where animals are protected in their natural habitat is called: