(A) Electron (X)
(B) proton (✔)
(C) Neutron (X)
(D) positron (X)
Answer: The position of an elements in the periodic Table is determined by its proton number.
(A) Lungs (X)
(B) Liver (X)
(C) Heart (X)
(D) kidneys (✔)
Answer: Blood us cleaned by kidneys
(A) Kidneys (✔)
(B) Lungs (X)
(C) Large intestine (X)
(D) Liver (X)
Answer: Urine is produced in kidneys.
(A) Oxygen – Corbon dioxide (✔)
(B) Corbon dioxide – Oxygen (X)
(C) Oxygen – Corbon – monoxide (X)
(D) Corbon – monoxide – Oxygen (X)
Answer: At night plants intake Oxygen and release Corbon dioxide.
(A) Gain of Electrons (X)
(B) Loss of Electrons (✔)
(C) Gain of Protons (X)
(D) Loss of Protons (X)
Answer: Oxidation is a chemical reaction involving the Loss of Electrons.
(A) Global Poles System (X)
(B) Global Poly Siliconium Store (X)
(C) Global Positioning System (✔)
(D) Global Position Structure (X)
Answer: Global Positioning System.