'Bt Cotton''

Choose the correct statement (i) Nucleo polyhedrovirus is a biofertilizer (ii) Anand Mohan chakrabarty obtained patent for GEM. (iii) Bt - Cotton is a genetically engineered plant. (iv) UV is not ideal as a disinfectant in sewage treatement.

Study statement a-d (about organic farming) and find out the correct ones. (a) Utilises genetically modified crops like Bt cotton (b) Uses only naturally produced input like compost (c) Does not use pesticide and urea (d) Produces vegetables rich in vitamins and minerals

Match column I with column II and select the correct answer from the given codes. {:(Column I,Column II),(A."Ganga action plan",(i)N_(2) "fixing cyanobacterium"),(B."Bt cotton",(ii)"Ministry of environment and forests"),(C."Rhizobium",(iii)"Insect resistant plant"),(D."Nostoc",(iv)N_(2)"fixing bacterium"):}

Find whether the following sentences are true or false. If false correct the statement. Cotton cloth is not suitable for summer season.

Hand gloves, shampoo, soap, medicated cotton

List the advantage of Bt ctton.

Analogy: Cotton:natural : : polyester:----

True or Flase :Cotton is a natural polymer.

Which of the following scientist developed world's first cotton hybrid?