Exam Study Guide – 300
Practice Questions with
Answers. GRADED A+. Latest
2026/2027 Update.
1. How are carbohydrates used by the body? Choose ALL answers that apply.
• structure
• Communication
• storage
• Recognition - Ans✔✔-• structure
• Communication
• storage
• Recognition
2. What type of immunity does a vaccine provide? Choose only ONE best
answer.
• naturally acquired passive immunity
• Artificially acquired passive immunity
,• Naturally acquired active immunity
• Artificially acquired active immunity - Ans✔✔-• Artificially acquired active
immunity
3. Which organs and/or glands are superior to the liver? Choose ALL answers
that apply.
• Lungs
• Parathyroid gland
• Kidneys
• Thymus - Ans✔✔-• Lungs
• Parathyroid gland
4. Which cavity contains all of the frontal cavities? Choose only ONE best
answer.
• Dorsal
• Thoracic
• Abdominopelvic
• Ventral - Ans✔✔-• Ventral
5. Which of the following carry oxygenated blood? Choose ALL answers that
apply.
• Pulmonary artery
• Pulmonary vein
• Aorta
• Superior vena cava - Ans✔✔-• Pulmonary vein
• Aorta
,6. Which of the following are disaccharides? Choose ALL answers that apply.
• Sucrose
• Glucose
• Cellulose
• Lactose - Ans✔✔-• Sucrose
• Lactose
7. Which body system is responsible for the transport of dissolved oxygen from
the lungs to the spleen?
• Immune
• Endocrine
• Respiratory
• Cardiovascular - Ans✔✔-• Cardiovascular
8. Which condition can lead to blood clots and stroke?
• Aneurysm
• Arrhythmia
• Asthma
• Hypertension - Ans✔✔-• Arrhythmia
9. A botanist wants to determine if environmental temperature affects root
growth. In her experiment, she creates 4 rooms at temperatures that vary by 5
degrees F. Each room gets 20 seedlings of the same species, which she grows
on agar plates for 60 days. Once a day, she measures the length of each
seedling's root. At the end of 60 days, she compares the length of the roots
, with the room temperature. She finds the room with the lowest temperature
produced the longest roots.
What is the independent variable in this study?
• Temperature
• Seedlings
• Light
• Root length - Ans✔✔-• Temperature
10. Which of the following can act as enzymes in the body?
• Globular proteins
• Lipase
• Amylase
• Glucagon - Ans✔✔-• Globular proteins
• Lipase
• Amylase
11. Which of the following is the carbohydrate monomer?
• Disaccharide
• Lactose
• Monosaccharide
• Thymine - Ans✔✔-• Monosaccharide
12. Which of the following are true about water?