Current stage of star ‘Sun’ is___________
(A) white dwarf
(B) red giant
(C) yellow dwarf
(D) orange dwarf
Blood which heart pumps to lungs is__________
(A) deoxygenated blood
(B) lymph fluid
(C) atria blood
(D) oxygenated blood
The scientific study of teeth is called ____________
(A) Odontology
(B) Ornithology
(C) Orthoepy
(D) Pedagogy
Sodium carbonate is produced by____________
(A) haber process
(B) Amonia solvay process
(C) decons process
(D) lead chamber process
When our sun reaches the end of its red giant phase, it will turn into a___________
(A) Supernova
(B) White Dwarf
(C) Black Hole
(D) Neutron Star
Insulin drug was discovered by____________
(A) Charles Herbert Best
(B) Prof John James Rickard Macleod
(C) Sir Frederick Grant Banting
(D) Leonard Thompson
A glass chimney stops an oil lamp from smoking because:
(A) It increases the supply of oxygen to the flame by convection
(B) The heat produced ensures complete
(C) Both to these
(D) Neither of these
The common refrigerant used in domestic Refrigerator is_____________
(A) Neon
(B) Spirit
(C) Freon/Ammonia
(D) Methane