Everyday Science MCQs

5120 MCQs  (Page 100 of 512)

The one which is present in all aerobic species is _________?
A. Cytohrome c
B. Cytochrome a
C. Cytochrome a3
D. Cytochrome b
Viruses are __________ smaller than bacteria?
A. 10 – 100 times
B. 10 – 1000 times
C. 100 – 1000 times
D. 1000 – 10000 times
Kangaroo rat most probably would be found in___________?
A. Tropical rain forest
B. Tundra
C. Grass land
D. Desert
Vaccine Was discovered by______________?
A. Louis pasteur
B. Edward jennar
C. Ivanowski
D. Stanely
The name Bacteriophage was coined by____________?
A. Charles chamberland
B. Ivanowski
C. Twort
D. D herelle
Which of the statement about viruses is incorrect___________________?
A. We can not grow them in laboratories on artificial medias
B. They are obligate intracellular parasite.
C. They can synthesize their nucleic acid
D. They are resistant to most of antibiotic treatment