1. Growth & development depend on—
a) Genetic factors
b) Religious factors
c) Political factors
d) Superstition
Answer: Genetic factors
Explanation: Genetic factor হলো growth-এর প্রধান ভিত্তি।
2. Essential trace element—
a) Aluminum
b) Copper
c) Plastic
d) Carbon
Answer: Copper
Explanation: Copper শরীরে অল্প পরিমাণে প্রয়োজনীয় trace element।
3. Urine analysis is important for—
a) UTI
b) Asthma
c) Fracture
d) Hypertension
Answer: UTI
Explanation: Urine test দিয়ে infection ধরা যায়।
4. EEG is used for—
a) Heart beat
b) Brain activity
c) Kidney function
d) Liver test
Answer: Brain activity
Explanation: EEG brain-এর electrical activity মাপে।
5. Fat is mainly stored in—
a) Muscle
b) Skin
c) Bone
d) Heart
Answer: Skin
Explanation: Fat skin-এর নিচে জমা হয়।
6. State of matter depends on—
a) Size
b) Shape
c) Temperature
d) Color
Answer: Temperature
Explanation: Temperature পরিবর্তনে state পরিবর্তন হয়।
7. Fertilization occurs in—
a) Ovary
b) Uterus
c) Ampulla
d) Cervix
Answer: Ampulla
Explanation: Fallopian tube-এর ampulla-তেই fertilization হয়।
8. Exotoxin is produced by—
a) Salmonella
b) E. coli
c) Clostridium tetani
d) Vibrio
Answer: Clostridium tetani
Explanation: Tetanus bacteria শক্তিশালী toxin তৈরি করে।
9. Boiling point of water—
a) 100°F
b) 150°F
c) 200°F
d) 212°F
Answer: 212°F
Explanation: 100°C = 212°F।
10. Normal fasting blood sugar—
a) 2–3 mmol/L
b) 3.5–6.1 mmol/L
c) 6–9 mmol/L
d) 10 mmol/L
Answer: 3.5–6.1 mmol/L
Explanation: এটিই স্বাভাবিক range।
11. Water-soluble vitamin—
a) Vitamin A
b) Vitamin D
c) Vitamin C
d) Vitamin E
Answer: Vitamin C
Explanation: Vitamin C পানিতে দ্রবণীয়।
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12. Function of calcium—
a) Digestion
b) Vision
c) Bone formation
d) Hormone production
Answer: Bone formation
Explanation: Calcium হাড় ও দাঁত গঠনে সাহায্য করে
13. Gaseous element—
a) Iron
b) Copper
c) Oxygen
d) Silver
Answer: Oxygen
Explanation: Oxygen একটি gas।
14. DNA is found in—
a) Ribosome
b) Chromosome
c) Cytoplasm
d) Lysosome
Answer: Chromosome
Explanation: Chromosome-এ DNA থাকে।
15. Carbohydrate-rich food—
a) Fish
b) Egg
c) Bread
d) Meat
Answer: Bread
Explanation: Bread carbohydrate-এর প্রধান উৎস।
16. Structural unit of body—
a) Tissue
b) Organ
c) Cell
d) DNA
Answer: Cell
Explanation: Cell হলো জীবনের মৌলিক একক।
17. Milk production is called—
a) Digestion
b) Lactation
c) Respiration
d) Ovulation
Answer: Lactation
Explanation: Lactation মানে দুধ উৎপাদন।
18. Life span of platelet—
a) 2–3 days
b) 5–10 days
c) 20 days
d) 120 days
Answer: 5–10 days
Explanation: Platelet স্বল্প সময় বাঁচে।
19. Function of mitochondria—
a) Protein synthesis
b) Energy production
c) Waste removal
d) DNA storage
Answer: Energy production
Explanation: এটাকে powerhouse বলা হয়।
20. Hormone from testes—
a) Estrogen
b) Progesterone
c) Testosterone
d) Thyroxine
Answer: Testosterone
Explanation: এটি পুরুষ হরমোন।
