A) molecular B) none of the above C) radioactive D) atomic
A) hydrogen B) uranium C) radon D) carbon 14
A) alpha radiation B) gamma radiation C) omega D) beta radiation
A) electron B) proton C) nuclear energy D) age of ancient artifacts
A) gamma decay B) alpha decay C) radioactivity D) beta decay
A) radiometric dating B) energy production C) pollution D) scientific research
A) skin darkening B) none of the above C) skin damage D) skin lightening
A) gamma radiation B) beta radiation C) thronium D) alpha radiation
A) oxide B) trioxide C) hydroxide D) peroxide
A) electrolysis of water B) liquefaction of air C) fractional distillation of liquid air D) decomposition of hydrogen peroxide
A) application of oil B) electroplating C) galvanization D) coating with enamel paint
A) corrosion B) burning C) smoking D) rusting
A) burning B) rusting C) none of the above D) decomposition
A) electrolysis B) electroplating C) galvanization D) all of the above
A) galvanization B) rusting C) electroplating D) burning
A) neutral B) acidic C) amphoteric D) basic
A) amphoteric B) basic C) acidic D) neutral
A) acidic oxide B) amphoteric oxides C) peroxide D) basic oxide
A) pollination B) transportation C) none of the above D) reproduction
A) reproductive health B) reproductive well being C) pollination D) reproduction
A) human respiratory system B) human digestive system C) human reproductive system D) human excretory system
A) female reproductive system B) male respiratory system C) male excretory system D) male reproductive system
A) self pollination B) replication C) cross pollination D) transportation
A) fertilization B) production C) reproduction D) fertility
A) bone B) cartilage C) joint D) muscle
A) cartilage B) tendon C) bones D) ligament
A) exo skeleton B) Hydrostatic skeleton C) endo skeleton D) endoscopic skeleton
A) static Skeleton B) axial skeleton C) appendicular skeleton D) hydro skeleton
A) skull B) bones C) cartilage D) tendon
A) cross pollination B) gross pollination C) self pollination D) transportation
A) hibiscus B) waterleaf C) roses D) tulip
A) asexual propagation B) bisexual reproduction C) asexual reproduction D) sexual reproduction
A) female excretory organ B) female respiratory C) female digestive organ D) female reproductive organ
A) uterus B) embryo C) zygote D) ovum
A) tendon B) ligament C) bones D) cartilage
A) exoskeleton B) hydrostatic skeleton C) endoskeleton D) cartilage
A) fertilization B) implantation C) fertility D) transfusion
A) normal muscles B) immovable muscles C) involuntary muscles D) voluntary muscles
A) 200 B) 100 C) 400 D) 300
A) wheel and axle B) screw C) lever D) wedge
A) second class lever B) first class lever C) fourth class lever D) third class lever
A) pipes B) vacuum C) plastics D) metals
A) aluminum B) mercury C) plastics D) copper
A) 80.4 B) 80.1 C) 80.2 D) 80.3
A) percentage B) seconds C) joules D) newton
A) water B) wood C) grass D) lead
A) volt B) ohms C) Newton D) joules
A) pulley B) wedge C) wheel and axle D) inclined plane
A) alpha radiation B) beta radiation C) radioactivity D) gamma radiation
A) velocity ratio B) simple machine C) mechanical advantage D) efficiency |