Question

class 9th NCERT chapter 15 improvement in food resources. (best notes) i will mark as brainlist

Answer 1

all are like nots only bcz it's interesting chapter

Answer 2

Improvement in Food Resources

Explanation:

• Plant and animal breeding and selection for quality improvement and the board, Use of composts, Manures, Protection from pests and infections, Organic cultivating Nourishment supplies proteins, starches, fats, nutrients and minerals,all of which we require for body advancement, development and growth and health
• The 3 significant wellsprings of nourishment for people are the croplands, the range lands and fisheries.The croplands give the mass measure of nourishment for human
• Crop variety improvement is the only the advancement of plants with better agronomic and sickness safe characters to expand the yield per section of land is known as crop variety improvement.