Tenses Worksheet For Class 10 CBSE
Fill in the blanks with an appropriate verb form. Choose your answers from the options given in the brackets.
A US-based institute …………1……………. (warned / has warned / had warned) that Bt Brinjal …………2………….. (grow / growing / grown) extensively in Orissa is unsafe for human consumption and its release into the environment …………3………….. (put / puts / is putting / was putting) human and animal health at high risk. Orissa University of Agriculture and Technology ……………4………….. (is / was / has / have) also started research on genetically modified food and its commercial cultivation in the state. In the recent past there ……………5…………. (are / has been / have been / had been) reports about death of cattle after grazing on harvested Bt cotton fields and those handling the crop have come down with severe allergies. Genetically Modified (GM) crops have their genome …………6……………… (alters / altering / altered) so that they ……………7…………… (became / become / are becoming / have become) more pest resistant or offer higher yields. While they ……………8…………. ( have cultivated / are cultivating / are cultivated / were cultivated) in many parts of the world, there ……………10……………. (has been / have been / had been / were) worries regarding the safety of their consumption.
Answers
A US-based institute has warned that Bt Brinjal grown extensively in Orissa is unsafe for human consumption and its release into the environment puts human and animal health at high risk. Orissa University of Agriculture and Technology has also started research on genetically modified food and its commercial cultivation in the state. In the recent past there have been reports about death of cattle after grazing on harvested Bt cotton fields and those handling the crop have come down with severe allergies. Genetically Modified (GM) crops have their genome altered so that they become more pest resistant or offer higher yields. While they are cultivated in many parts of the world, there have been worries regarding the safety of their consumption.
