Botany MCQs
Ace NEET, CSS, UPSC, PMS, PPSC, and NTS exams with Botany MCQs focused on plant physiology, reproduction, taxonomy, and ecology. Gain a solid foundation to excel in biology and competitive exams.
Q: Location of photosynthesis in plant cells
A) Chloroplast
B) Mitochondria
C) Nucleus
D) Vacuole
✅ Correct Answer: A
Explanation: Chloroplasts contain chlorophyll, essential for photosynthesis.
Q: Primary pigment involved in photosynthesis
A) Carotene
B) Chlorophyll
C) Xanthophyll
D) Anthocyanin
✅ Correct Answer: B
Explanation: Chlorophyll captures light energy needed for photosynthesis.
Q: Structure responsible for water transport in plants
A) Phloem
B) Xylem
C) Cortex
D) Epidermis
✅ Correct Answer: B
Explanation: Xylem vessels conduct water from roots to aerial parts.
Q: Main function of phloem tissue
A) Transport water
B) Transport food
C) Support
D) Storage
✅ Correct Answer: B
Explanation: Phloem transports organic nutrients like sugars throughout the plant.
Q: Process by which plants lose water vapor
A) Transpiration
B) Respiration
C) Photosynthesis
D) Germination
✅ Correct Answer: A
Explanation: Transpiration is water vapor loss mainly through stomata.