A. Bacillus
B. Cocci
C. Vibrio
D. Spirilla
🧠 Explanation:
Pneumonia is caused by cocci bacteria, like Streptococcus. For biology students, this highlights microbiology, making it a key topic for studying medicine, health sciences, and biology. Cocci cause infections. Understanding this clarifies disease mechanisms. It’s essential for analyzing biology, medicine, and public health. Studying pneumonia offers insights into how bacteria harm health, crucial for biology, medicine, and health sciences.