15. Improvement in food resources

Class 9 Chapter 15 Improvement in food resources Choose the correct answers :

Q1. Which one is an oil yielding plant among the following ?

(A) Lentil

(B) Sunflower

(C) Cauliflower

(D) Hibiscus

Ans : (B) Sunflower

[ Oil seeds including  soyabean , ground nut , sesame , castor , mustard , linseed and sunflower]

Q2. Which one is not a source of carbohydrate ?

(A) Rice

(B) Millets

(C) Sorghum

(D) Gram

Ans : (D) Gram

[ Wheat , rice , maize , millets and sorghum are the source of carbohydrate .]

Q3. Find out the wrong statement from the following :

(A) White revolutions 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

Ans : (D) None of the above

Q4. 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

Ans : (D) All of the above

Q5. Find out the correct sentence :

(i) Hybridisation means crossing between genetically dissimilar plants .

(ii) Cross between two varieties is called  as inter specific hybridization .

(iii) Introducing genes of desired character into a plant gives genetically modified crop .

(iv) Cross between plants of two species is called as inter varietal hybridisation .

(A)  (i) and (iii)

(B) (ii) and (iv)

(C) (ii) and (iii)

(D) (iii) and (iv)

Ans :  (A)  (i) and (iii)  .

Q6. Weeds affect the crop plants by

(A) killing of plants in field before they grow .

(B) dominating the plants to grow .

(C) Competing for various resources of crops (plants) causing low availability of nutrients .

(D) all of the above .

Ans : (D) all of the above .

Q7. 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

Ans : (D) Apis mellifera

Q8. 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) Its excessive use pollutes environment because it is made of animal excretory waste .

(A) (i) and (iii)

(B) (i) and (ii)

(C) (ii) and (iii)

(D) (iii) and (iv)

Ans : (B) (i) and (ii)

Q9. Cattle husbandry is done for the following purposes :

(i) Milk production .

(ii) Agricultural work

(iii) Meat production

(iv) Egg production

(A) (i) , (ii) and(iii)

(B) (ii) , (iii) and (iv)

(C) (iii) and (iv)

(D) (i) and (iv)

Ans : (A) (i) , (ii) and(iii)

Q10. Which of the following are Indian cattle ?

(i) Bos indicus

(ii) Bos domestica

(iii) Bos bubalis

(iv) Bos vulgaris

(A) (i) and (iii)

(B) (i) and (ii)

(C) (ii) and (iii)

(D) (iii) and (iv)

Ans : (A) (i) and (iii)

Q11. Which of the following are exotic breeds ?

  (i) Brawn                      (ii) Jersey   

 (iii) Brown Swiss         (iv) Jersey Swiss

(A) (i) and (iii)

(B) (ii) and (iii)

(C) (i) and (iii)

(D) (ii) and (iv)

Ans :  (B) (ii) and (iii)

Q12. Poultry farming is undertaken to raise following :

(i) Egg production

(ii) Feather production

(iii) Chicken meat

(iv) Milk production

(A) (i) and (iii)

(B) (i) and (ii)

(C) (ii) and (iii)

(D) (iii) and (iv)

Ans : (A) (i) and (iii)

Q13. Poultry fowl are susceptible to the following  pathogens :

(A) Viruses

(B) Bacteria

(C) Fungi

(D) All of the above .

Ans :  (D) All of the above .

Q14. Which one of the following fishes is a surface feeder ?

(A) Rohus

(B) Mrigals

(C) Common carps

(D) Catlas

Ans : (D) Catlas

Q15. Animal husbandry is the scientific management of :

(i) Animals breeding

(ii) Culture of animals

(iii) Animals livestock

(iv) rearing of animals

(A) (i) , (ii) and (iii)

(B) (ii) , (iii) and (iv)

(C) (i) , (ii) and (iv)

(D) (i) , (iii) and (iv)

Ans : (D) (i) , (iii) and (iv)

Q16. Which one of the following nutrients is not available in fertilizers ?

(A) Nitrogen

(B) Phosphorus

(C) Iron

(D) Potassium

Ans : (C) Iron 

Q17. Preventive and control measures adopted for the storage of grains include :

(A) Strict cleaning

(B) Proper disjoining

(C) fumigation

(D) all of the above

Ans :  (D) all of the above

Q17. The example of Cereals are :

(A) wheat , rice , maize , millets

(B) gram , sorgum , soyabeean , lentil

(C) sesame , castor , rice , gram

(D) mustard , linseed , wheat , pea

Ans : (A) wheat , rice , maize , millets

Q18. Which of the following is the example of  “Cereals’’ ?

(A) Sorghum

(B) Pea

(C) Lentil

(D) Soyabean

Ans : (A) Sorghum .

Q19. Which of the following  crops are not fodder crops ?

(A) Berseem

(B) Oats

(C) Sudan grass

(D) Sunflower

Ans  :  (D) Sunflower

Q20. Soyabean , ground nut , sesame , castor , mustard , linseed and sunflower are the example of :

(A) Cereals

(B) Pulses

(C) Oil seeds

(D) vegetable

Ans : (C) Oil seeds

Q21. is prepared by the decomposition of animal excreta and plant waste .

(A) Manure

(B) Fertilizers

(C) Irrigation

(D) Phosphorus

Ans : (A) Manure

Q22. Which of the following  statement is correct ?

(i) the kharif season from the month of June to October .

(ii) the rabi season from the month of November to April .

(iii) the kharif season from the month of December to March .

(iv) the rabi season from the month of August to November .

(A) (i) and (ii)

(B) (iii) and (iv)

(C) (i) and (iii)

(D) (i) and (iv)

Ans :  (A) (i) and (ii)

Q23. Which of the following is the rabi season crops ?

(A) maize

(B) Soyabean

(C) Paddy

(D) Wheat

Ans : (D) Wheat .

Q24. Which of the following is the kharif season crops ?

(A) Paddy

(B) Wheat

(C) Peas

(D) Mustard

Ans : (A) Paddy .

Q25. Gram , pea , black gram , green gram , pigeon pea and lentil are example of :

(A) Cereals

(B) Pulses

(C) Oil seeds

(D) vegetable

Ans : (B) Pulses .

Q26.  is done to get honey and wax .

(A) Bee-keeping

(B) Livestock

(C) Poultry

(D) Fisheries

Ans :  (A) Bee-keeping  .

Class 9 Chapter 15 Improvement in food resources Fill in the blanks :

Q27. Pigeon pea is good source of   .

Ans : Protein .

Q28. Berseem is an important  crop .

Ans : Fodder .

Q29. The crops which are grown in rainy

  season are called  crops .

Ans : Kharif .

Q30.   are rich in vitamins .

Ans : Vegetable .

Q31.   crop grows in winter season .

Ans : Rabi .