Ques: Q: Antacids are bases that neutralize what in the digestive tract? Read this paragraph and choose the correct option from the provided answers: Antacids are bases that neutralize acids in the digestive tract. Magnesium hydroxide [Mg(OH)2] is one such antacid. It reacts with hydrochloric acid in the stomach according to the following reaction: Mg(OH)2 + 2HCl MgCl2 + 2H2O How many grams of HCl can a 200 mg dose of Mg(OH)2 neutralize?. Choices: - fats - hormones - salts - acids A:
Ans: acids

Ques: Q: All cells need what for processes like active transport? Read this paragraph and choose the correct option from the provided answers: All cells, including both plant and animal cells, need energy for processes such as active transport. How do cells obtain the energy they need?. Choices: - hydrogen - sunlight - oxygen - energy A:
Ans: energy

Ques: Q: Name the process that produces many copies of a certain gene. Read this paragraph and choose the correct option from the provided answers: Choices: - gene diversion - gene multiplication - gene addition - gene cloning A:
Ans: gene cloning

Ques: Q: What organs are the main organs of the urinary system? Read this paragraph and choose the correct option from the provided answers: The kidneys are the main organs of the urinary system. Choices: - spleen - prostate - gall bladder - kidneys A:
Ans:
kidneys