NCERT Solutions for Class 9 Science Chapter 15 Improvement in Food Resources
NCERT Solutions for Class 9 Science Chapter 15 Improvement in Food Resources: This chapter covers the topic “Improvement in Food Resources”. The NCERT Solutions for Class 9 Science Chapter 15 provided in this article include all the in-text questions and in-depth answers to help students understand the chapter and prepare for the exams.
Embibe’s seasoned subject experts have curated these solutions in a detailed and structured manner so that the students can understand the concepts. The solutions have been provided in PDF format. Students can download the solutions and prepare for their final examinations. Students can also practise over 1420 questions from 64 different books for on Embibe for their exam preparations. Continue reading to learn more about the NCERT Solutions for 9th Science Chapter 15.
NCERT Solutions for Class 9 Science Chapter 15: Important Topics
To survive, organisms need food. Food has proteins, carbohydrates, fats, vitamins, and minerals necessary for development, growth, and health. Humans obtain food from two sources – agriculture and animal husbandry. As you all know, the human population is growing day by day and reaching demand; supply has to be increased. Land cultivation has to be more efficient to increase food production since we have limited land.
India has witnessed the Green Revolution and the White Revolution, contributing to increasing food production. But we also need to ensure that we do not destroy natural resources through excessive food production. That is why we need sustainable agriculture and animal husbandry methods so that we do not cause any damage to our ecosystem. Read this chapter to know more about the improvement in food resources.
Students can also refer to the table below to check the important topics covered in NCERT Class 9 Science Chapter 15:
NCERT Solutions for Class 9 Science Chapter 15: Points to Remember
We have provided some important points from NCERT Class 9 Science Chapter 15 Improvement in Food Resources that students must remember. Students can refer to the points below:
Food crops include wheat, rice, maize, pulse, vegetables, spices and fruits.
Commercial crops include cotton, jute, flax, hemp, etc.
On the basis of seasonal variation, crops are of two types – Rabi crops and Kharif crops.
Rabi crops or winter season crops are planted in November and harvested in April. Such crops are wheat, barley, gram, pea and mustard.
Kharif crops or summer season crops are planted in June and harvested in October. Such crops are maize, millets, groundnut, soyabean, cotton, jute, etc.
Irrigation is the alternative source of water other than rainwater and is utilised to supply required and timely water to crops for optimum productivity.
Agronomy deals with rearing and management of crop plants. Horticulture deals with the study of fruits and flowering plants, their growth and development.