Question

Which germ layer develops into bones, kidneys, bladder, ovaries or testes, blood, and muscles, including the heart?

A. Mesoderm   B. Blastula layer   C. Ectoderm   D. Endoderm

Which type of fat has no known health benefits, and was invented by humans to prolong the shelf-life of pre-packaged foods?

A. Saturated fat   B. Trans fat   C. Curing fat   D. Unsaturated fat

Which of the following correctly orders the steps in liquid waste excretion?

A. Urethra → urinary bladder → kidneys → ureters   B. Ureters → kidneys → urinary bladder → urethra   C. Kidneys → urethra → urinary bladder → ureters   D. Kidneys → ureters → urinary bladder → urethra

Which of the following makes fungal pathogens more difficult to treat with medication?

A. They are often fast-acting infections that don't provide time for medication.   B. They are eukaryotic cells that have their own cell membranes.   C. They prevent the body from digesting medications.   D. They aren't living, so can't be treated with antibiotics.

Which pair of minerals play a key role in heart function, muscle function, and nerve impulse?

A. Sodium and calcium   B. Sodium and potassium   C. Calcium and potassium   D. Iron and calcium

Answer 1

p