Top 100 Important Everyday Science Mcqs Set-10 41- Communication satellites are in: A. Geostationary orbitB. Geosynchronous orbit C. Semi-synchronous orbit D. None of these View Answer Answer : A. Geostationary orbit Description 42- The chemical formula for table salt is: A. H₂OB. NaClC. KClD. CaCO₃ View Answer Answer : B. NaCl Description 43- Atom is made up of ______ different kinds of subatomic particles: A. TwoB. ThreeC. FourD. None of these View Answer Answer : B. Three Description 44- Uranium is best used as nuclear fuel in one of the following forms: A. U-235B. U-237C. U-238D. None of these View Answer Answer : A. U-235 Description 45- The alpha particles are compact clusters of: A. Electron and Proton B. Two Protons and two NeutronsC. Three protons and three Neutrons D. None of these View Answer Answer : B. Two Protons and two Neutrons Description 46- The Beta particles are fast moving: A. ProtonsB. NeutronsC. ElectronsD. None of these View Answer Answer : C. Electrons Description 47- The smallest unit of life is: A. CellB. OrganC. TissueD. Molecule View Answer Answer : A. Cell Description 48- The severity of 2005 Earthquake in Pakistan on Richter scale was: A. 6.9B. 7.1C. 7.6D. None of these View Answer Answer : C. 7.6 Description 49- Which type of energy is stored in a battery? A. Nuclear energyB. Kinetic energyC. Thermal energyD. Chemical energy View Answer Answer : D. Chemical energy Description 50- Vacuum tubes have been replaced by: A. ConductorsB. DiodesC. TransistorsD. None of these View Answer Answer : C. Transistors Description 51- Dacron is: A. PolyesterB. EpoxyC. PolyamideD. None of these View Answer Answer : A. Polyester Description 52- It is a secondary plant nutrient: A. NitrogenB. PhosphorusC. SulphurD. None of these View Answer Answer : C. Sulphur Description 53- An area of microbiology that is concerned with the occurrence of disease in human population is: A. ImmunologyB. ParasitologyC. EpidemiologyD. None of these View Answer Answer : C. Epidemiology Description 54- Which of the following is not an enzyme? A. PepsinB. SecretinC. ChymotrypsinD. None of these View Answer Answer : B. Secretin Description 55- It is impossible for a type of O+ baby to have a type of ______ mother: A. AB-B. O-C. O+D. None of these View Answer Answer : A. AB- Description 56- Serum is blood plasma minus its: A. Clotting proteinsB. Calcium ions C. GlobulinsD. None of these View Answer Answer : A. Clotting proteins Description 57- The damage to the ______ nerve could result in the defect of the eye movement: A. OpticB. TrigeminalC. AbducensD. None of these View Answer Answer : C. Abducens Description 58- Which of these is not a region of the spinal cord? A. PelvicB. ThoracicC. Articular cartilageD. None of these View Answer Answer : C. Articular cartilage Description 59- The external surface of the stomach is covered by: A. SerosaB. MucosaC. Parietal Peritoneum D. None of these View Answer Answer : A. Serosa Description 60- Which of the following is not a human organ system? A. MuscularB. EpithelialC. IntegumentaryD. None of these View Answer Answer : B. Epithelial Description 1 2 3 4 5