Home
Class 14
ENVIRONMENTAL STUDIES
A farmer is growing paddy crop over and ...

A farmer is growing paddy crop over and over again using excess of fertilisers and pesticides in his fields. This practice will make the soil of his fields

A

fit for ploughing

B

barren

C

fertile for other crops also

D

useful for the paddy crops only

Text Solution

Verified by Experts

The correct Answer is:
B

A farmer is growing paddy crop over and over again using excess of fertilisers and pesticides in his fields. This practice will make the soil of his fields barren.
Promotional Banner

Similar Questions

Explore conceptually related problems

Growing the same crop over and over and using 80 many chemicals makes the soil

A farmer is growing a crop regularly in his field. He uses chemical fertilizers, pesticides, organic manure as well as bio-fertilizers. Very close to his field is a factory which emits smoke as a by product. There is also a huge lake in the nearby area. Which of these is a way to prevent accumulation of harmful chemicals in our bodies ?

A farmer is growing a crop regularly in his field. He uses chemical fertilizers, pesticides, organic manure as well as bio-fertilizers. Very close to his field is a factory which emits smoke as a by product. There is also a huge lake in the nearby area. ______ is the increase in the concentration of harmful chemical substances in the body of living organisms.

A farmer is growing a crop regularly in his field. He uses chemical fertilizers, pesticides, organic manure as well as bio-fertilizers. Very close to his field is a factory which emits smoke as a by product. There is also a huge lake in the nearby area. An expert agriculturist suggests to the farmer to minimize the use of chemical fertilizers and instead use biofertilizers as they have many advantages over chemical fertilizers. Which of the following is NOT true for biofertilizers?

A farmer is growing a crop regularly in his field. He uses chemical fertilizers, pesticides, organic manure as well as bio-fertilizers. Very close to his field is a factory which emits smoke as a by product. There is also a huge lake in the nearby area. Consider the following food chain in the same lake. Aquatic plant to Small fish to Big fish to Birds Which of the above organisms is likely to show minimum amount of pesticide concentration in them after considerable time?

A farmer is growing a crop regularly in his field. He uses chemical fertilizers, pesticides, organic manure as well as bio-fertilizers. Very close to his field is a factory which emits smoke as a by product. There is also a huge lake in the nearby area. A considerable increase in plant life in the lake was noticed after the farming activity intensified. The most likely reason for this could be:

Robert has sandy soil in his fields. The ideal crop for his field is:

Recommended Questions
  1. A farmer is growing paddy crop over and over again using excess of fer...

    Text Solution

    |

  2. अक्रिय गैसों में सबसे अधिक योगिक बनाने वाली गैसों का नाम एवं इसके कोई ...

    Text Solution

    |

  3. जैव-विकास क्या है? इसके समर्थन में जीवाश्म विज्ञानं तथा भूर्ण विज्ञानं...

    Text Solution

    |

  4. किस वैज्ञानिक ने अपने प्रयोग में चिंगारी-विमुक्ति उपकरण का उपयोग किया ...

    Text Solution

    |

  5. 0.25 m^(2) क्षेत्रफल के लूप में प्रवाहित धारा 0.5 A है। इस लूप का चुम्...

    Text Solution

    |

  6. समस्याओ में रेखिक समीकरण युग्म बनाइए और उनके हल प्रतिस्थापन विधि द्...

    Text Solution

    |

  7. पिता की आयु पुत्र की आयु की तीन गुनी है। 12 वर्ष बाद उसकी आयु प...

    Text Solution

    |

  8. एक व्यापारी 4 थैले चावल और 10 थैले गेहूँ 3600 में खरीदता है । वह...

    Text Solution

    |

  9. एक यौगिक A तथा B तत्वों से मिलकर बना है । जब A परमाणु कोने पर तथा B पर...

    Text Solution

    |