In this article, we have listed NCERT solutions for class 9 Science Biology Chapter 15 in PDF that is prepared by Kota’s top Doctors Faculties by keeping Simplicity in mind.
If you want to learn and understand class 9 Science chapter 15 “Improvement in Food Resources” in an easy way then you can use these solutions PDF.
NCERT Solutions helps students to Practice important concepts of subjects easily. Class 9 Science solutions provide detailed explanations of all the NCERT exercise questions that students can use to clear their doubts instantly.
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In this article, we have listed NCERT Solutions for Class 9 Science chapter 15 that you can download to start your preparations anytime.
So, without wasting more time Let’s start.Download The PDF of NCERT Solutions for Class 9 Science Chapter 15 ” Improvement in Food Resources”
Important topics of class 9 Science Chapter 15
- Improvement in Food Resources
- Animal Husbandry
- Improvement in Crop Yields
All Questions of Chapter 15
Once you complete the chapter 15 then you can revise it by solving following questions.
Q1. What do we get from cereals, pulses, fruits and vegetables?
Q1. How do biotic and abiotic factors affect crop production?
Q2. What are the desirable agronomic characteristics for crop improvements?
Q1. What are macro-nutrients and why are they called macro-nutrients?
Q2. How do plants get nutrients?
Q1. Compare the use of manure and fertilizes in maintainig soil fertility.
Q1. Which of the following conditions will give the most benefits? why?
(a) Farmers or 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 irigation, use fertilizer and use crop protection measures.
PART – 6
Q1. Why should preventive measures and biological control methods be preferrdfor protecting crops?
Q2. What factors may be responsible for losses of grains during storage?
Q1. Which method is commonly used for improving the cattle breeds and why?
Q1. 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.
Q1. What management practices are common in dairy and poultry farming?
Q2. What are the differences between broilers and layers and in their management?
Q1. How are fishes obtained?
Q2. What are the advantages of composite fish culture?
Q1. What are the desirable characters of bee varieties suitable for honey production?
Q2. What is pasturage and how is it related to honey production?
Q1. Explain any one method of crop production which ensures high yield.
Q2. Why are manures and fertilisers used in fields?
Q3. What are the advantages of inter-cropping and crop rotation?
Q4. What is genetic manipulation? How is it useful in argicultural practices?
Q5. How do storage grain losses occur?
Q6. How do good animal husbandry practices benefit farmers?
Q7. What are the benefits of cattle farming?
Q8. For increasing production, what is common in poultry, fisheries and bee-keeping?
Q9. How do you differentiate betwee n capture fishing, mariculture, and aquaculture?
Complete Class 9 Biology Short Revision Videos.
Download Class 9 NCERT Biology Book Free PDF
Download Class 9 NCERT Biology Exemplar PDF
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