Ncert – class 9- science – Chapter 12 – Improvement in Food Resources 2 Welcome to your Ncert – class 9- science – Chapter 12 – Improvement in Food Resources 2 1. Which of the following are Indian cattle? (i) Bos indicus (ii) Bos domestica (iii) Bos bubalis (iv) Bos vulgaris (ii) and (iii) (i) and (ii) (i) and (iii) (iii) and (iv) None 2. The branch of agricultural science dealing with production of field crops and management of the soil is called Anatomy Agronomy Genetic engineering Astronomy None 3. Cattle husbandry is done for the following purposes (i) Milk production (ii) Agricultural work (iii) Meat production (iv) Egg production (iii) and (iv) (i) and (iv) (i), (ii) and (iii) (ii), (iii) and (iv) None 4. Appropriate .......... can prevent the occurrence of infectious diseases and reduce the loss of poultry during an outbreak of diseases. Weight Food Vaccination None of the above None 5. If crop rotation is done properly then Two or three crops can be grown in a year with good harvests Four or five crops can be grown in a year with good harvest None of these Three or four crops can be grown in a year with good harvests None 6. Which one of the following nutrients is not available in fertilisers? Phosphorus Nitrogen Potassium Iron None 7. To solve the food problem of the country which among the following is necessary? Easy access of people to the food grain Increased production and storage of food grains People should have money to purchase the grains All of the above None 8. The method of growing different crops alternatively on same piece of land is called _______________. Rotation cropping Inter cropping Mixed cropping Multiple cropping None 9. What is manure? It can be both natural and synthetic. It is a natural material obtained by decaying plant and animal waste. It is a semi synthetic material. It is a synthetic material prepared in laboratory. None 10. The main canal is divided into branch canals having further distributaries to ____ fields. Irrigate Composting Farming All of the above None 11. Hybridisation refers to crossing between genetically ______ plants. Dissimilar All of the above Identical Similar None 12. Find out the wrong statement from the following Blue revolution is meant for increase in fish production White revolution is meant for increase in milk production. None of the above Increasing food production without compromising with environmental quality is called as sustainable agriculture. None 13. Find out the correct sentence about manure (i) Manure contains large quantities of organic matter and small quantities of nutrients. (ii) It increases the water holding capacity of sandy soil. (iii) It helps in draining out of excess of water from clayey soil. (iv) It excessive use pollutes environment because it is made of animal excretory waste. (i) and (ii) (ii) and (iii) (iii) and (iv) (i) and (iii) None 14. Weeds affect the crop plants by killing of plants in field before they grow. dominating the plants to grow. competing for various resources of crops (plants) causing low availability of nutrients. all of these. None 15. Horti-pastoral farming refers to: Growing fruit trees and fodder simultaneously. Growing mixed crops. Growing food and fodder. Growing fodder and rearing cattle. None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
