Red blood corpuscles are formed in the____________?
Red blood corpuscles are formed in the____________?
		A. Liver
B. Bone marrow
C. Kidneys
D. Heart
Red blood corpuscles are formed in the____________?
		A. Liver
B. Bone marrow
C. Kidneys
D. Heart
What are the names of the two stars in the Big Dipper used to locate Polaris?
		A. The North Seekers
B. The Pointer Stars
C. The Pointer Sisters
D. None of these
Hailey’s comet is visible after every_________?
A. 84 years
B. 76 years
C. 1000 years
D. 365 years
A. Goldcrest
B. Weebill
C. Hummingbird
D. None of these
A. Blood
B. Lungs
C. Kidney
D. pancreas
A. Motor.
B. Transformer.
C. Coil.
D. Generator.
The horizontal rows of the periodic table are called ______?
		A. Groups
B. Periods
C. Sets
D. Matrices