ATI TEAS Science Test Questions and
Answers 2025 GRADED A+
Absorbs nutrients - CORRECT ANSWERS The process by which organisms take in and
utilize nutrients.
Filters toxins - CORRECT ANSWERS The process of removing harmful substances from
the body.
Main source of energy for cells - CORRECT ANSWERS Carbohydrates.
NOT found in DNA - CORRECT ANSWERS Uracil.
pH of a neutral solution - CORRECT ANSWERS 7
Primary function of enzymes - CORRECT ANSWERS To catalyze biochemical reactions.
Mitosis results in - CORRECT ANSWERS Two genetically identical cells.
Organelle responsible for energy production - CORRECT ANSWERS Mitochondria.
Type of bond holding water molecules together - CORRECT ANSWERS Hydrogen bond.
SA node - CORRECT ANSWERS Also known as the pacemaker of the heart.
Primary role of red blood cells - CORRECT ANSWERS Carry oxygen.
Organ part of both endocrine and digestive systems - CORRECT ANSWERS Pancreas.
Structure connecting muscle to bone - CORRECT ANSWERS Tendon.
System controlling body temperature, hunger, and thirst - CORRECT ANSWERS Nervous
system.
Blood component responsible for clotting - CORRECT ANSWERS Platelets.
Function of the myelin sheath - CORRECT ANSWERS Speeds up nerve impulses.
Time for person A and B to mow the lawn together - CORRECT ANSWERS 1.2 hours.
Formula for combined work rate - CORRECT ANSWERS 1/(1/A + 1/B).
Answers 2025 GRADED A+
Absorbs nutrients - CORRECT ANSWERS The process by which organisms take in and
utilize nutrients.
Filters toxins - CORRECT ANSWERS The process of removing harmful substances from
the body.
Main source of energy for cells - CORRECT ANSWERS Carbohydrates.
NOT found in DNA - CORRECT ANSWERS Uracil.
pH of a neutral solution - CORRECT ANSWERS 7
Primary function of enzymes - CORRECT ANSWERS To catalyze biochemical reactions.
Mitosis results in - CORRECT ANSWERS Two genetically identical cells.
Organelle responsible for energy production - CORRECT ANSWERS Mitochondria.
Type of bond holding water molecules together - CORRECT ANSWERS Hydrogen bond.
SA node - CORRECT ANSWERS Also known as the pacemaker of the heart.
Primary role of red blood cells - CORRECT ANSWERS Carry oxygen.
Organ part of both endocrine and digestive systems - CORRECT ANSWERS Pancreas.
Structure connecting muscle to bone - CORRECT ANSWERS Tendon.
System controlling body temperature, hunger, and thirst - CORRECT ANSWERS Nervous
system.
Blood component responsible for clotting - CORRECT ANSWERS Platelets.
Function of the myelin sheath - CORRECT ANSWERS Speeds up nerve impulses.
Time for person A and B to mow the lawn together - CORRECT ANSWERS 1.2 hours.
Formula for combined work rate - CORRECT ANSWERS 1/(1/A + 1/B).
