NCERT  ·  Science  ·  Ch.11

Improvement in Food Resources
MCQ Series

Crop Improvement · Crop Protection · Animal Husbandry · Aquaculture · Storage

⚡ Start Quiz 📊 Analytics
50
Questions
3
Tiers
5
Topics
CBSE Board
30
State Board
13
Olympiad Level
7
Question Intelligence

Quiz Analytics

A data-driven breakdown of all 50 questions by difficulty, exam origin and topic distribution.

📈 Distribution Overview

50
Total Questions
CBSE Board
30
State Board
13
Olympiad Level
7

🗂 Topic Coverage

Crop Improvement
26%
Crop Production Methods
20%
Crop Protection
18%
Animal Husbandry
20%
Aquaculture & Fisheries
16%
30
CBSE Board
13
State Board
7
Olympiad Level
Conceptual Framework

Key Concept Highlights

6 foundational pillars that power every question in this quiz. Understand these, and the answers follow naturally.

🌾
Crop Varieties
Kharif crops: monsoon season (rice, maize, cotton, soybean). Rabi crops: winter season (wheat, gram, pea, mustard). Hybridisation (cross between species) and genetic modification improve varieties.
🧪
Crop Improvement Methods
Hybridisation: between genetically dissimilar plants. Traits improved: yield, quality (protein/vitamin), biotic/abiotic stress resistance, wider adaptability, maturation period. Green Revolution: new HYV wheat and rice.
💧
Crop Production
Nutrient management: macronutrients (N, P, K) from fertilisers or manure. Irrigation systems: wells, canals, rivers, tanks. Modern: drip irrigation (water-efficient). Cropping patterns: mixed, intercropping, crop rotation.
🐛
Crop Protection
Pests, weeds, and diseases reduce yield. Control: pesticides (chemical), weedicides (herbicides), fungicides, biocontrol agents. Storage threats: rodents, moisture, insects. Preventive storage: silos, fumigation.
🐄
Animal Husbandry
Dairy animals: Sahiwal cow (indigenous), Jersey/Brown Swiss (exotic). Poultry: Leghorn (exotic, high egg yield). Cross-breeding improves milk yield, disease resistance, and egg production.
🐟
Fisheries & Aquaculture
Marine fisheries: mackerel, tuna, pomfret. Inland fisheries: rivers, ponds, reservoirs. Aquaculture: controlled breeding of fish/shrimp in ponds. Composite fish culture: 6 species in one pond (different food niches).
Pedagogical Value

Why MCQs Matter

Multiple-choice questions are not mere guessing games — they are the sharpest diagnostic tool available to a competitive exam aspirant.

🎯

Precision Recall

Vague understanding doesn't survive MCQs — they force exact conceptual clarity.

⚡

Exam Format Mirror

Direct simulation of CBSE Board objective sections and JEE Main Paper 1 structure.

📊

Exam Weight

~8%

of CBSE Class IX Science — definition and classification MCQs, all NCERT-direct

Learning Outcomes

What You Will Learn

By completing this quiz set you will have exercised all the following competencies.

01 Classify crops into kharif and rabi with four examples each
02 Explain three methods of crop improvement and give one advantage each
03 Distinguish between fertilisers and manure — composition, effect on soil, and environmental impact
04 Describe mixed cropping, intercropping, and crop rotation with one benefit each
05 List the major biotic and abiotic factors that affect crop production
06 Explain composite fish culture and name the six fish species used
Exam Preparation

Strategy & Preparation Tips

4 evidence-based strategies to maximise your score in CBSE Boards and JEE.

Step 01
Kharif vs Rabi Quick List
CBSE tests this every year. Kharif = summer/monsoon start (June–October), examples: rice, maize, jowar, bajra. Rabi = winter (November–March), examples: wheat, barley, pea, mustard.
Step 02
Fertiliser vs Manure Table
Two-column table: Fertiliser (inorganic, water-soluble, specific nutrients, harms soil microbes long-term) vs Manure (organic, slow release, improves soil texture, eco-friendly). 3-mark question every year.
Step 03
Composite Fish Culture
Six species: Catla (surface feeder), Rohu (mid-level), Mrigal (bottom feeder), Grass carp, Common carp, Silver carp. No competition — different food zones = higher yield. CBSE loves this.
Step 04
Animal Husbandry Terms
Exotic breeds (imported, high yield), Indigenous breeds (adapted to local climate). Crossbreeding: takes best traits of both. Key diseases: FMD (foot and mouth), Anthrax, Rinderpest — know one symptom each.

Ready to Test Your Mastery?

50 questions  ·  Elapsed timer  ·  Instant scored results

⚡ Begin Improvement in Food Resources Quiz
🎯 Knowledge Check

Science — IMPROVEMENT IN FOOD RESOURCES

50 Questions Class 9 MCQs
1
The branch of science that deals with food production from plants and animals is called
2
The major group of activities involved in agriculture are
3
The process of growing two or more crops simultaneously on the same field is called
4
The practice of growing different crops in succession on the same field is called
5
Which of the following is a Kharif crop?
6
Wheat is a
7
Which nutrient promotes leafy growth in plants?
8
Which of the following is a micronutrient for plants?
9
Organic farming avoids
10
The process of breeding plants with superior traits is called
11
High Yielding Varieties (HYVs) are developed for
12
Which of the following improves soil structure and water retention?
13
Fertilizers provide
14
Which one of the following is not a type of irrigation?
15
Which irrigation method saves the most water?
16
Weedicides are used to control
17
Which is a preventive measure for storage losses?
18
Animal husbandry deals with
19
The process of cross-breeding two different species of animals is called
20
Milch animals are reared for
21
Which of the following is a marine fish?
22
The process of breeding and rearing fish in ponds is called
23
The most common freshwater fish in India are
24
Bee-keeping is also known as
25
The queen bee’s main function is to
26
Honey bees convert nectar into honey through
27
The main source of honey is
28
Sericulture is related to
29
Poultry farming involves rearing of
30
The main product of poultry farming is
31
Which of the following provides maximum energy per gram?
32
Composite fish culture means
33
Vermicompost is produced using
34
Green manure is obtained from
35
Rhizobium bacteria help in
36
Which is not a pest control method?
37
Which of the following is a leguminous crop?
38
Which nutrient deficiency causes stunted plant growth?
39
The first step in crop production is
40
Which of the following is not an animal-based food product?
41
Which crop adds nitrogen naturally to soil?
42
Which vitamin is rich in eggs?
43
A good quality honey contains mainly
44
Drought-resistant crops are developed by
45
Which of these is not a component of animal feed?
46
Azospirillum is used as
47
The main aim of crop improvement is
48
Fodder crops are grown for
49
Which of the following is a Rabi crop?
50
Which of the following improves the taste and color of honey?
📚
ACADEMIA AETERNUM तमसो मा ज्योतिर्गमय · Est. 2025
Sharing this chapter
NCERT Class 9 Improvement in Food Resources 50 MCQs
NCERT Class 9 Improvement in Food Resources 50 MCQs — Complete Notes & Solutions · academia-aeternum.com
Understanding how to enhance food production is vital for sustainable agriculture and food security. Chapter 12: “Improvement in Food Resources” of NCERT Class 9 Science explores modern methods of increasing crop yield, soil fertility management, animal husbandry, fish farming, poultry, and bee-keeping practices. These 50 Multiple Choice Questions (MCQs) are designed according to the latest CBSE and NCERT syllabus. They cover every important concept — from crop variety improvement and manure…
🎓 Class 9 📐 Science 📖 NCERT ✅ Free Access 🏆 CBSE · JEE
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Exam tip: Sharing chapter notes with your study group creates a reinforcement loop. Teaching a concept is the fastest path to mastering it.

Frequently Asked Questions

To meet the increasing demand for food due to population growth and to ensure sustainable food supply.

By providing essential nutrients like nitrogen, phosphorus, and potassium for better plant growth.

Growing two or more crops simultaneously on the same field to maximize resource use and reduce pest infestation.

Crops produced by cross-breeding two genetically different plants to get better yield and resistance.

Pesticides protect crops from pests and diseases, increasing productivity.

It can cause environmental pollution and harm beneficial insects.

Organic compost produced by earthworms that enrich the soil naturally.

Powdery mildew (fungicide application), bacterial wilt (removal of infected plants).

Removing the outer husk layer to obtain edible rice grains.

Using airtight containers, proper drying, and maintaining cool, dry storage conditions to prevent spoilage.

Farming practice involving higher inputs like fertilizers, labor, and irrigation to maximize yield per unit area.

Farming that meets present food needs without compromising future resources and environment.

Using earthen pots or granaries with proper ventilation.

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    IMPROVEMENT IN FOOD RESOURCES — Learning Resources

    📄 Detailed Notes
    ✔️ True / False
    📌 Exercise
    💬 Q&A Discussion
    📝 Exercises
    IMPROVEMENT IN FOOD RESOURCES-Exercise
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    ACADEMIA AETERNUM तमसो मा ज्योतिर्गमय · Est. 2025
    Sharing this chapter
    NCERT Class 9 Improvement in Food Resources 50 MCQs
    NCERT Class 9 Improvement in Food Resources 50 MCQs — Complete Notes & Solutions · academia-aeternum.com
    Understanding how to enhance food production is vital for sustainable agriculture and food security. Chapter 12: “Improvement in Food Resources” of NCERT Class 9 Science explores modern methods of increasing crop yield, soil fertility management, animal husbandry, fish farming, poultry, and bee-keeping practices. These 50 Multiple Choice Questions (MCQs) are designed according to the latest CBSE and NCERT syllabus. They cover every important concept — from crop variety improvement and manure…
    🎓 Class 9 📐 Science 📖 NCERT ✅ Free Access 🏆 CBSE · JEE
    Share on
    WhatsApp
    Telegram
    X / Twitter
    Facebook
    Instagram
    Threads
    Pinterest
    LinkedIn
    Quora
    Discord
    Reddit
    Email
    academia-aeternum.com/class-9/science/improvement-in-food-resources/mcqs/ Copy link
    💡
    Exam tip: Sharing chapter notes with your study group creates a reinforcement loop. Teaching a concept is the fastest path to mastering it.

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