The human blood is divided into__________ groups?
The human blood is divided into__________ groups?
A. Two groups
B. Three groups
C. Four groups
D. Five groups
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Which of the followong spacecrsft enabled man to step on the moon first?
Which of the followong spacecrsft enabled man to step on the moon first?
A. Spuntnik I
B. Luna II
C. Vostok I
D. Apollo XIWhich gland in the human body is called the master gland?
Which gland in the human body is called the master gland?
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B. Thyroid
C. Pituitary
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The unit of torque in International system of unit is _________?A. Newton
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C. Kilogram
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The average speed of a moving object during a given interval of time is always:
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B. Roots
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