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Consider the following statements regarding the vegetation of Rajasthan desert and choose the correct answer: 1. Sand community occupies a large area of Jaisalmer and near about areas 2. Gravel association at Bap to Jaisalmer consists of Boerhhavia diffusa, Cleome papillosa, Fagonia eratea, Aristidia mutabilis etc. 3. Except small isolated hills, the greater portions of Jaisalmer and Jodhpur of Rajasthan are covered by rocks 4. The common shrubs occurring in the sand, gravel and rock communities are Euphorbia nerifolia, some species of twining shrubs like species of Convolvulus, Sarcostemma etc.
Pellagra is caused due to the deficiency of
The DPT vaccine is given to young babies to protect them from
The drug obtained from the bark of cinchona was used for treating malaria. The synthetic drug which replaced the natural product is
The cultures arising from the disorganised proliferation of cells from segments of plant organs are called as