MCQs is one of the best ways to test a student’s comprehension of a concept. Academic Task subject experts have prepared these Biology MCQs based on current trends and practices. Furthermore, the questions present in this section will be beneficial for competitive examinations and tests (PPSC Test, FPSC Test, SPSC Test, KPPSC Test, BPSC Test, Etea Test) as well. The content is updated regularly, with the addition of new topics, more questions, and useful links. The given Biology MCQs section covers all topic like Basic Biology MCQs for Entry Test, MCQ on Cell Signaling, MCQ on Mollusca, MCQ on Mollusca, MCQ on Respiratory System, MCQ on Nutrition in Plants, MCQ on Vitamins, MCQ on Plant Tissue Culture, MCQ on Bioinformatics, MCQ on Food Microbiology, MCQ on Food Microbiology, Human Health and Disease, Genetics, etc.

71. 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

72. Co-enzyme is often formed from ?

A. lipid
B. protein
C. inorganic ion
D. vitamin

73. Messenger RNA is formed in_________?

A. nucleus
B. chloroplast
C. mitochondria
D. none of these

74. Astronauts may use which technique to grow fruits and vegetables ?

A. Tissue culture techniques
B. Cloning
C. Pasterisation
D. Hydroponic culture technique

75. Number of chromosomes in E.coli ?

A. 1
B. 2
C. 4
D. 6

76. 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.

77. Which are the four most abundant elements in living cells ?

A. carbon, oxygen, nitrogen, sulfur
B. carbon, oxygen, hydrogen, nitrogen
C. carbon, oxygen, sulfur, phosphorus
D. carbon, sulfur, hydrogen, magnesium

78. 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

79. Conclusion of Mendels work latter became a_____________?

A. Scientific hypothesis
B. Theory
C. Scientific law
D. Productive theory

80. Starch is converted into maltose by?

A. diastase
B. invertase
C. maltase
D. amylase