Which one is not correct for a productive theory?
A. It is predictive
B. It has explanatory power
C. It discourages suggestion of different hypotheses
D. None of these
biology mcqs with answers
Conclusion of Mendels work latter became a_____________?
A. Scientific hypothesis
B. Theory
C. Scientific law
D. Productive theory
Starch is converted into maltose by?
A. diastase
B. invertase
C. maltase
D. amylase
Breeders have developed new and better varieties of food items by using which technique?
A. Pasteurization
B. Hydroponic culture technique
C. Genetic engineering
D. Biological control techniques
Co-enzyme is often formed from ?
A. lipid
B. protein
C. inorganic ion
D. vitamin
Messenger RNA is formed in_________?
A. nucleus
B. chloroplast
C. mitochondria
D. none of these
Astronauts may use which technique to grow fruits and vegetables ?
A. Tissue culture techniques
B. Cloning
C. Pasterisation
D. Hydroponic culture technique
Number of chromosomes in E.coli ?
A. 1
B. 2
C. 4
D. 6
Which statement is incorrect for pasteurization?
A. It is used to preserve yogurt and milk
B. It was developed by Louis Pasteur.
C. It involves heating the substance at high temperature for just few sec.
D. It can be used to preserve vegetables and meat.
Protein factory is___________?
A. nucleus
B. ribosome
C. golgi complex
D. centriole
