Q378. Consider the following statements: 1. The sweet orange plant is propagated by grafting technique. 2. The Jasmine plant is propagated by layering technique. Which of the statements given above is/are correct?

Which of the following statements is/are correct regarding vegetative propagation of plants? 1. Vegetative propagation produces a clonal population. 2. Vegetati

Though coffee and tea both are cultivated on hill slopes, there is some difference between them regarding their cultivation. In this context, consider the follo

Though coffee and tea both are cultivated on hill slopes, there is some difference between them regarding their cultivation. In this context, consider the follo

Consider the following techniques/phenomena: 1. Budding and grafting in fruit plants 2. Cytoplasmic male sterility 3. Gene silencing Which of the above is/are u

With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material is ma

Consider the following: 1. Photosynthesis 2. Respiration 3. Decay of organic matter 4. Volcanic action Which of the above add carbon dioxide to the c

Given below are the names of four energy crops. Which one of them can be cultivated for ethanol?

Some species of plants are insectivorous. Why?

Mon 863 is a variety of maize. It was in the news for the following reason:

With reference to soil conservation, consider the following practices: 1. Crop rotation 2. Sand fences 3. Terracing 4. Wind breaks Which of the above

Other than Jatropha curcas, why is Pongamia pinnata also considered a good option for the production of bio- diesel in India? 1. Pongamia pinnata grow

In making the saffron spice, which one of the following parts of the plant is used?

Consider the following: 1. Rice fields 2. Coal mining 3. Domestic animals 4. Wet lands Which of the above are sources of methane, a major greenhouse