1. Largest desert?
A) Sahara
B) Gobi
C) Arabian
D) Thar
Answer: A) Sahara
2. Nerve cell?
A) Neuron
B) Muscle
C) RBC
D) WBC
Answer: A) Neuron
3. RBC function?
A) Oxygen transport
B) Fight infection
C) Clot blood
D) Digestion
Answer: A) Oxygen transport
4. Metal conductor?
A) Iron
B) Copper
C) Lead
D) Silver
Answer: B) Copper
5. SI unit of temperature?
A) Celsius
B) Kelvin
C) Fahrenheit
D) Rankine
Answer: B) Kelvin
6. Light year is?
A) Time
B) Distance
C) Speed
D) Mass
Answer: B) Distance
7. Human teeth total?
A) 28
B) 30
C) 32
D) 34
Answer: C) 32
8. Blood color?
A) Blue
B) Green
C) Red
D) Yellow
Answer: C) Red
9. Vitamin C source?
A) Citrus fruits
B) Milk
C) Eggs
D) Fish
Answer: A) Citrus fruits
10. Water formula?
A) H₂O
B) CO₂
C) O₂
D) H₂
Answer: A) H₂O
