Biology Quiz

Which branch of science focuses on identifying and describing the body’s structural components?

• Biochemistry

• Anatomy

• Physiology

• Pathology

The study of how the human body functions and maintains balance is known as:

• Anatomy

• Physiology

• Pathophysiology

• Morphology

Which organ system ensures oxygen and nutrients are transported throughout the body?

• Endocrine system

• Respiratory system

• Cardiovascular system

• Lymphatic system

The ability of the body to maintain a constant internal environment despite external changes is called:

• Metabolism

• Equilibrium

• Homeostasis

• Adaptation

When blood glucose levels rise after eating, the pancreas releases insulin to restore balance. This is an example of:

• Positive feedback

• Reflex action

• Negative feedback

• Homeostatic failure

Which of the following represents the smallest living unit that performs all life processes?

• Organelle

• Cell

• Tissue

• Organ

Which body cavity primarily contains the lungs and heart?

• Abdominal cavity

• Thoracic cavity

• Cranial cavity

• Pelvic cavity

The body plane that separates the front (anterior) and back (posterior) sections is the:

• Sagittal plane

• Transverse plane

• Frontal plane

• Median plane

Which directional term refers to a structure closer to the point of attachment?

• Distal

• Superior

• Proximal

• Inferior

The organ responsible for filtering the blood and producing urine is the:

• Liver

• Kidney

• Pancreas

• Spleen