Who developed the vaccine against anthrax?
Who developed the vaccine against anthrax?
A. Louis Pasteur
B. Edward Jennar
C. Leuvenhoek
D. Alexander Fleming
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Which part of the nervous system controls the activities of internal organs________?
Which part of the nervous system controls the activities of internal organs________?A. Spinal cord
B. Cerebrum
C. Cerebellum
D. Medulla OblongataDiatoms stay afloat due to___________?
Diatoms stay afloat due to___________?
A. Flagella
B. Stored lpids
C. Pseudopodia
D. All of theseNumber of spiracles present in cockroach is___________?
Number of spiracles present in cockroach is___________?
A. 15
B. 10
C. 20
D. 30In osmosis water molecules move from area of _____________ through semipermeable memberane?
In osmosis water molecules move from area of _____________ through semipermeable memberane?
A. Higher solute concentration to lower solute concentration
B. Lower solute concentration to higher solute concentration
C. Lower solvent concentration to higher solvent concentration
D. All of theseMammals became dominant in__________?
Mammals became dominant in__________?
A. Proterozoic era
B. Mesozoic era
C. Paleozoic era
D. Cenozoic eraAnimals obtain carbohydrates mainly from___________?
Animals obtain carbohydrates mainly from___________?
A. Glucose
B. Starch
C. Sucrose
D. Glycogen