Everyday Science MCQs

5120 MCQs  (Page 230 of 512)

Enzyme activity can also be charted through the __________ ?
A. Rate of digestion
B. Rate of reaction
C. Level of ph
D. Number of active sites
BOD refers to the __________?
A. Bidding of dermatology
B. Binding of dirt
C. Biochemical occupied date
D. Biochemical oxygen demand
Self pollination is not possible in ________ ?
A. Dioecious plants
B. Pawpaw
C. Flowers
D. Both a and b
“lub” sound is produced after _________ ?
A. The ventricles are fully contracted
B. The ventricles start to relax
C. The bicuspid and tricuspid valves suddenly close
D. The semilunar valves are closed
Examples of Epigeal germination include _________ ?
A. Maize
B. Sword bean seed
C. Broad bean seed
D. Corn
All are functions of hypothalamus, but, _________ ?
A. Regulation of body temperature
B. Regulation of anti-diuretic hormones
C. Regulation of sleep and emotions
D. Regulation of blood osmotic pressure
More water is reabsorbed in blood due to _________ ?
A. More anti-diuretic hormone
B. Lesser anti-diuretic hormone
C. Active functioning of pancreas
D. Inactivity of pituitary gland
Sessile flowers have _________ ?
A. No scent
B. Irregular shape
C. No pedicles
D. No petals
Guard cells of stoma are ________ ?
A. Irregular in shape
B. Convex in shape
C. Long and cylindrical in shape
D. Kidney-shaped