Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 10 of 150)

Which of the following statement is incorrect about antibiotics?
A. They are used against microorganisms
B. They are always effective against bacteria
C. They are used in diseases like tuberculosis and pneumonia
D. They are derived from bacteria only
Which treatment is instituted in a cancerous patient?
A. Antibiotic therapy
B. Radiotherapy
C. Gene therapy
D. None of these
Which is a parasitic plant?
A. Cuscuta
B. Rose
C. Ferns
D. Mosses
Which statement is incorrect for cloning?
A. The nucleus of a fertilized egg is replaced by the nucleus from the cell of a fully developed individual
B. Division of a single egg into one or more separate embryos.
C. The individual is the mirror image of the parent organism
D. It involve methods of sexual reproduction
True roots absent in_____________?
A. Ferns
B. Bryophytes
C. Gymnosperms
D. Angiosperms
Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?
A. Integrated disease management
B. Hydroponic culture technique
C. Pasteurization
D. Bioremediation
The mechanism for ATP synthesis is_____________?
A. Chemosynthesis
B. Photosynthesis
C. Phosphorylation
D. Chemiosmosis
In human body 99% of total mass is formed of_____________?
A. 16 bio-elements
B. 12 bio-elements
C. 10 bio-elements
D. 6 bio-elements