(Q).
Q: In contrast to precision, this term means how close a measurement is to the correct or accepted value of the quantity being measured? Read this paragraph and choose the correct option from the provided answers: In everyday speech, the terms accuracy and precision are frequently used interchangeably. However, their scientific meanings are quite different. Accuracy is a measure of how close a measurement is to the correct or accepted value of the quantity being measured. Precision is a measure of how close a series of measurements are to one another. Precise measurements are highly reproducible, even if the measurements are not near the correct value. Choices: - diversity - frequency - deviant - accuracy A:
(A).
accuracy

(Q).
Q: Amniotes are animals that produce eggs with membranes possessing what property, which allowed them to lay eggs on land? Read this paragraph and choose the correct option from the provided answers: The first vertebrates to live fully on land were amniotes. Amniotes are animals that produce eggs with waterproof membranes. The membranes let gases but not water pass through. They allow embryos to breathe without drying out. Amniotic eggs were the first eggs that could be laid on land. The earliest amniotes evolved about 350 million years ago. Amniotes would eventually evolve into modern reptiles, mammals, and birds. Choices: - absorbent - heavy - hard - waterproof A:
(A).
waterproof

(Q).
Q: The head of the sperm contains what, which holds the chromosomes? Read this paragraph and choose the correct option from the provided answers: The head of the sperm contains the nucleus. The nucleus holds the chromosomes. In humans, the nucleus of a sperm cell contains 23 chromosomes. The acrosome on the head contains enzymes that help the sperm penetrate an egg. Choices: - nerve cells - fiber - eggs - nucleus A:
(A).
nucleus