MCQ
Disadvantages of large family include:
- AEconomic burden
- BLack of education
- CBoth A and B
- DAgriculture production
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Reason : Injecting the microbes intentionally during immunisation or infectious organisms gaining access into body during natural infection induces active immunity.
$I.$ This method is also known as biolistic technique
$II. $ In this method cells are bombarded with high velocity micro-particles of gold or tungsten coated with $DNA$ in plants
$III.$ Important crop plants like maize, rice and wheat have now been transformed by this method
Which of the statements given above are correct?