Biology MCQS

101. About __ of the body weight of a mammal is water?
A. 60%
B. 65%
C. 70%
D. 75%

102. The study of fossils is called?
A. Environmental Biology
B. Historical biology
C. Palaeontology
D. Social biology

103. Robert Hooke discovered_____________?
A. Cell
B. Mitochondria
C. Nucleus
D. DNA

104. Steps Involved in the scientific method are ?
A. Hypothesis > Accumulated data > observation & experimentation > conclusion
B. New data > Conclusion > Accumulated data > Observation & experimentation
C. Accumulated data > New data Observation & experimentation Hypothesis > Conclusion
D. Accumulated data > Hypothesis > Observation & experimentation > New data > Conclusion

105. Malaria is associated with___________?
A. Culex Mosquito
B. Culiesta Mosquito
C. Anopheles Mosquito
D. Culex & Anopheles Mosquito

106. Biologist ˜Grass discovered the life cycle of Plasmodium in_______?
A. 1896
B. 1897
C. 1898
D. 1899

107. The first antibiotic to be discovered was_____________?
A. Penicillin
B. Cephalosporin
C. Amino glycosides
D. Erythromycin

108. Immunization by vaccination was first introduced by?
A. Fleming in 1945
B. Florey & Chain in 1975
C. Florey & Chain in 1795
D. Edward Jenner in 1795

109. The Science of growing terrestrial plants in an aerated solution is_________?
A. Hydrodynamics
B. Hydroponics
C. Hydrotonics
D. None of them

110. An educated guess is called:
A. Accumulated Data
B. Observation
C. Hypothesis
D. Conclusion