MCQ
Chrismas disease other name is :
- ASleeping sickness
- BDown's Syndrome
- ✓Haemophilia-B
- DHepatitis
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$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater, besides getting stored in crop plants. Therefore, environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation, green manure, compost and biological pest Select the correct statement
$(a)$ Caspian $(b)$ Rusiya
$(c)$ Bali $(d)$ Quagga