NCERT Book Class 9 Science Improvement In Food Resources Questions

IMPROVEMENTIN FOOD RESOURCES

1. Which one is an oil yielding plant among the following?

(a) Lentil

(b) Sunflower

(c) Cauliflower

(d) Hibiscus

2. Which one is not a source of carbohydrate?

(a) Rice

(b) Millets

(c) Sorghum

(d) Gram

3. Find out the wrong statement from the following

(a) White revolution is meant for increase in milk production

(b) Blue revolution is meant for increase in fish production

(c) Increasing food production without compromising with environmental quality is called as sustainable agriculture

(d) None of the above

4. To solve the food problem of the country, which among the following is necessary?

(a) Increased production and storage of food grains

(b) Easy access of people to the food grain

(c) People should have money to purchase the grains

(d) All of the above

5. Which one of the following species of honey bee is an Italian species?

(a) Apis dorsata

(b) Apis florae

(c) Apis cerana indica

(d) Apis mellifera

6. What is a GM crop? Name any one such crop which is grown in India.

7. List out some useful traits in improved crop?

8. Why is organic matter important for crop production?

9. Why is excess use of fertilizers detrimental for environment?

10. Give one word for the following

(a) Farming without the use of chemicals as fertilizers, herbicides and pesticides is known as ———.

(b) Growing of wheat and groundnut on the same field is called as ———.

(c) Planting soyabean and maize in alternate rows in the same field is called as ———.

(d) Growing different crops on a piece of land in pre-planned succession is known as———.

(e) Xanthium and Parthenium are commonly known as———.

(f) Causal organism of any disease is called as ———.

11. If there is low rainfall in a village throughout the year, what measures will you suggest to the farmers for better cropping?

12. Group the following and tabulate them as energy yielding, protein yielding, oil yielding and fodder crop. Wheat, rice, berseem, maize, gram, oat, pigeon gram, sudan grass, lentil, soyabean, groundnut, castor and mustard.

13. Define the term hybridization and photoperiod.

Please refer to attached file for NCERT Class 9 Science Improvement In Food Resources Questions