Q1. Which genetically modified crop is resistant to Lepidopteran pests?A. Bt cottonB. Golden riceC. TomatoD. Soybean
Q2. Which technique uses RNA interference to silence specific gene expression in pests?A. MicropropagationB. Gene editingC. RNA interference (RNAi)D. Somatic hybridization
Q3. Which of the following is incorrect about recombinant DNA technology?A. Recombinant DNA is formed by combining DNA from different sources.B. Recombinant DNA technology is used for gene cloning.C. Recombinant DNA technology involves protein folding.D. Recombinant DNA technology is used to produce insulin.
Q5. Which molecular diagnostic technique uses hybridization with radioactive probes?A. PCRB. ELISAC. AutoradiographyD. Microarray
Q6. Which technique is used to separate and visualize DNA fragments?A. ELISAB. PCRC. Gel electrophoresisD. Northern blotting
Q7. Which bacterial species is used for the transfer of genes into plants in biotechnology?A. Bacillus thuringiensisB. Agrobacterium tumefaciensC. Escherichia coliD. Pseudomonas fluorescens
Q8. Which recombinant DNA product is used for treating growth hormone deficiency?A. InsulinB. SomatotropinC. InterferonD. Thyroxine
Q9. Which of the following is incorrect regarding cry genes?A. Cry genes encode proteins that are toxic to insect larvae.B. Cry genes are obtained from Bacillus thuringiensis.C. Cry proteins are produced during the log phase of bacterial growth.D. Cry proteins form crystals that disrupt the insect gut.
Q10. Which of the following is incorrect about the Genetic Engineering Approval Committee (GEAC)?A. GEAC regulates the use of genetically modified organisms in India.B. GEAC ensures the safety of GMOs for the environment.C. GEAC approves genetically engineered products for commercial use.D. GEAC regulates traditional plant breeding methods.