4. It refers to the entry of food into the digestive tract through the mouth.
A. ingestion
B. assimilation
C. absorption
D. excretion

5. It is the process of taking in digested food nutrients into the cell by providing new protoplasm and energy needed during the cell activities.
A. ingestion
B. assimilation
C. absorption
D, excretion

6. The breaking down of food mechanically by tearing, grinding, and chewing and chemically with the presence of enzymes.
A. digestion
B, assimilation
C. absorption
D. excretion

7. It is the process of removing wastes and excess water from the body.
A. digestion
B. assimilation
C. absorption
D. excretion

8. The trend of lonization Energy in the Periodic Table shows that lonization Energy increases from
A. left to right and from bottom to top
B. left to right and from top to the bottom C. right to left and from bottom to top.
D. across and down the periodic table

9. The Atomic Radius of an element varies at different location or position in the periodic table. It decreases
A. left to right and from top to the bottom
B. right to left and from bottom to top.
C. from left to right and from bottom to top.
D. across and down the periodic table​