Heena Sharma, Shubhankat Vats and, Rashmi Gupta Solutions for Chapter: Improvement in Food Resources, Exercise 8: Challengers*
Heena Sharma Science Solutions for Exercise - Heena Sharma, Shubhankat Vats and, Rashmi Gupta Solutions for Chapter: Improvement in Food Resources, Exercise 8: Challengers*
Attempt the free practice questions on Chapter 15: Improvement in Food Resources, Exercise 8: Challengers* with hints and solutions to strengthen your understanding. All In One SCIENCE CBSE Class IX solutions are prepared by Experienced Embibe Experts.
Questions from Heena Sharma, Shubhankat Vats and, Rashmi Gupta Solutions for Chapter: Improvement in Food Resources, Exercise 8: Challengers* with Hints & Solutions
Growing two or more crops in definite row pattern is
'Organic farming' does not include
The common biofertilisers used in organic farming are
Maximum milk yielding breed of buffalo is
The principal cereal crop of India is
Fill in the blanks by choosing the correct option from the following
I. Puccinia causes _____ disease in wheat.
II. Blast is a _____ disease of paddy.
III. Chemicals used to kill weeds are called _____.
IV. Pesticles are _____ chemicals.
Match the following columns and choose the correct option from the codes given below
| Column I | Column II | ||
| P. | Ganga- | 1. | Rice |
| Q. | Kasturi | 2. | Maize |
| R. | Green manure | 3. | Brown-swiss |
| S. | Exotic breed | 4. | Guar |
Match the following and choose the correct option from the codes given below.
| Column I | Column II | ||
| P. | Nosema apis | 1. | New castle disease |
| Q. | Aspergillus fumigatus | 2. | Nosema disease |
| R. | Borrelina virus | 3. | Pebrine |
| S. | Nosema bombycis | 4. | Grasserie |
| T. | Paramyxovirus | 5. | Stonebrood |
