Chapter 2 - Is Matter around us Pure
Chapter 3 - Atoms and Molecules
Chapter 4 - Structure of the Atom
Chapter 5 - The Fundamental Unit of Life
Chapter 6 - Tissues
Chapter 7 - Diversity in Living Organisms
Chapter 8 - Motion
Chapter 9 - Force and Laws of Motion
Chapter 10 - Gravitation
Chapter 11 - Work and Energy
Chapter 12 - Sound
Chapter 13 - Why do we fall Ill
Chapter 14 - Natural Resources
Chapter 15 - Improvement in Food Resources
Chapter 15 - Improvement in Food Resources
What do we get from cereals, pulses, fruits and vegetables?
How do biotic and abiotic factors affect crop production?
What are the desirable agronomic characteristics for crop improvements?
What are macro-nutrients and why are they called macro-nutrients?
How do plants get nutrients?
Compare the use of manure and fertilizers in maintaining soil fertility.
Which of the following conditions will give the most benefits? Why?
(a) Farmers use high-quality seeds, do not adopt irrigation or use fertilizers.
(b) Farmers use ordinary seeds, adopt irrigation and use fertilizer.
(c) Farmers use quality seeds, adopt irrigation, use fertilizer and use crop protection measures.
Why should preventive measures and biological control methods be preferred for protecting crops?
What factors may be responsible for losses of grains during storage?
Which method is commonly used for improving cattle breeds and why?
Discuss the implications of the following statement:-
“It is interesting to note that poultry is India’s most efficient converter of low fibre food stuff (which is unfit for human consumption) into highly nutritious animal protein food.”
What management practices are common in dairy and poultry farming?
What are the differences between broilers and layers and in their management?
How are fish obtained?
What are the advantages of composite fish culture?
What are the desirable characters of bee varieties suitable for honey production?
What is pasturage and how is it related to honey production?
Pages 214 - 215
Explain any one method of crop production which ensures high yield.
Why are manures and fertilizers used in fields?
What are the advantages of inter-cropping and crop rotation?
What is genetic manipulation? How is it useful in agricultural practices?
How do storage grain losses occur?
How do good animal husbandry practices benefit farmers?
What are the benefits of cattle farming?
For increasing production, what is common in poultry, fisheries and bee-keeping?
How do you differentiate between capture fishing, mariculture and aquaculture?
Textbook solutions for Class 9
NCERT solutions for Class 9 Science chapter 15 - Improvement in Food Resources
NCERT solutions for Class 9 Science chapter 15 (Improvement in Food Resources) include all questions with solution and detail explanation from Science Textbook for Class 9. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has created the CBSE Science Textbook for Class 9 solutions in a manner that help students grasp basic concepts better and faster.
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Concepts covered in Class 9 Science chapter 15 Improvement in Food Resources are Animal Husbandry - Poultry Farming, Animal Husbandry - Cattle Farming, Crop Protection Management, Crop Production Management - Cropping Patterns, Crop Production Management - Irrigation, Crop Production Management - Nutrient Management, Improvement in Crop Yields - Crop Variety Improvement, Animal Husbandry - Bee Keeping, Animal Husbandry - Fish Production.
Using NCERT solutions for Class 9 Science by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 9 prefer NCERT Textbook Solutions to score more in exam.
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