B.B. Arora and A.K. Sabharwal Solutions for Chapter: Improvement in Food Resources, Exercise 1: Revision Exercises On Practical Skills (with Answers)
B.B. Arora Biology Solutions for Exercise - B.B. Arora and A.K. Sabharwal Solutions for Chapter: Improvement in Food Resources, Exercise 1: Revision Exercises On Practical Skills (with Answers)
Attempt the practice questions on Chapter 3: Improvement in Food Resources, Exercise 1: Revision Exercises On Practical Skills (with Answers) with hints and solutions to strengthen your understanding. MODERN's abc+ OF SCIENCE BIOLOGY For Class IX solutions are prepared by Experienced Embibe Experts.
Questions from B.B. Arora and A.K. Sabharwal Solutions for Chapter: Improvement in Food Resources, Exercise 1: Revision Exercises On Practical Skills (with Answers) with Hints & Solutions
In the colonies of the honey bee, the maximum number is of:

Write the steps of the Iodine test for starch in potato tuber or rice in the exact sequence to be followed.

Arhar dal is usually adulterated with metanil yellow to give a shining yellow colour to the dal. Enlist various steps in the proper sequence to test the presence of adulterant in the dal.

A field being followed by an intercropping system gives a better yield than a field with only one type of crop? Enlist the reasons.

Which preventive measures are taken at the warehouses before the storage of grains?

Karan-Swiss breed of cow is better than both Sahiwal (Indigenous) and Jersey (Exotic) breeds. Why?

Give the reasons for the more number of eggs produced by the layers in the poultry farm kept lighted even at night.

In poultry farms, the layers are usually slaughtered after about 12 months of egg production, while broilers not slaughtered. Why?
