Science Quiz 12

1. Assess the age of a plant or animal. 
2. Distinguish among species that look alike. 
3. Identify undesirable animal or plant materials in processed foods. 

Which of the statements given above is/are correct?

1. The Serum Institute of India produced COVID-19 vaccine named Covishield using mRNA platform. 
2. Sputnik V vaccine is manufactured using a vector based platform. 
3. COVEXIN is an inactivated pathogen-based vaccine. 

Which of the statements given above are correct?

1. Biofilms can form on medical implants within human tissues. 
2. Biofilms can form on food and food processing surfaces. 
3. Biofilms can exhibit antibiotic resistance. 

Which of the statements given above are correct?

(1) Clonal propagation of crop plants 

(2) Developing genetically modified crop plants 

(3) Production of plant growth substances 

(4) Production of biofertilizers

(1) Genetic engineering is applied in the development of these vaccines. 

(2) Bacteria and viruses are used as vectors. 

Which of the statements given above is/are correct?

1. They can be used as carriers of drugs and antigens in the human body. 
2. They can be made into artificial blood capillaries for an injured part of the human body. 
3. They can be used in biochemical sensors. 
4. Carbon nanotubes are biodegradable. 

Which of the statements given above are correct?