Inheritance of a single whole gene set from each parent ensures independent assortment of genes during meiosis. If progeny plants inherited both gene sets from one parent, the characteristics ‘R’ and ‘y’ would be linked, making it impossible to observe ...
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Germ cells undergo a process called meiosis, during which the chromosome number is halved. This reduction results in the formation of haploid cells with a single set of genes instead of the usual diploid cells with two sets.
Manure enhances soil texture, water retention, and nutrient levels. Crop rotation, growing different crops alternately, helps replenish soil nutrients, as seen in traditional practices like growing legumes and wheat alternately. NCERT Class 8 Science Chapter 1 Crop Production and Management
Manure is an organic substance derived from decomposed plant or animal waste. Farmers decompose plant and animal waste in pits to produce organic manure. NCERT Class 8 Science Chapter 1 Crop Production and Management
Fertilizers are chemical compounds rich in specific nutrients, produced in factories. Examples include urea, ammonium sulfate, superphosphate, potash, and NPK (Nitrogen, Phosphorus, Potassium). NCERT Class 8 Science Chapter 1 Crop Production and Management