MCQ Questions for Class 9 Science Chapter 12 Improvement in Food Resources
Q1. Which of the following is not a natural source of food?
a) Plants
b) Animals
c) Fungi
d) Minerals
Answer: d) Minerals
Q2. What is the process of changing crops on a piece of land to maintain its fertility called?
a) Crop rotation
b) Irrigation
c) Organic farming
d) Genetic engineering
Answer: a) Crop rotation
Q3. Which of the following is an example of a Kharif crop?
a) Wheat
b) Mustard
c) Rice
d) Barley
Answer: c) Rice
Q4. Which of the following methods is used for removing undesirable substances from the grains?
a) Winnowing
b) Sieving
c) Threshing
d) Dehusking
Answer: a) Winnowing
Q5. Which type of farming uses high-yielding varieties of crops and modern agricultural techniques?
a) Subsistence farming
b) Commercial farming
c) Shifting agriculture
d) Plantation farming
Answer: b) Commercial farming
Q6. Which of the following is not a chemical fertilizer?
a) Urea
b) Compost
c) Ammonium phosphate
d) Potassium nitrate
Answer: b) Compost
Q7. What is the process of growing two or more crops simultaneously on the same piece of land called?
a) Multiple cropping
b) Crop rotation
c) Intercropping
d) Mixed farming
Answer: c) Intercropping
Q8. Which of the following is not a component of soil?
a) Minerals
b) Water
c) Air
d) Fertilizers
Answer: d) Fertilizers
Q9. Which of the following is an example of a Rabi crop?
a) Maize
b) Millet
c) Wheat
d) Cotton
Answer: c) Wheat
Q10. Which method is used for increasing the fertility of the soil by adding organic matter?
a) Irrigation
b) Crop rotation
c) Green manure
d) Planting high-yielding varieties
Answer: c) Green manure
Q11. Which of the following is a method of organic farming?
a) Use of chemical fertilizers
b) Use of genetically modified crops
c) Use of synthetic pesticides
d) Use of compost and manure
Answer: d) Use of compost and manure
Q12. What is the process of protecting crops from pests and diseases called?
a) Harvesting
b) Threshing
c) Storage
d) Crop protection
Answer: d) Crop protection
Q13. Which of the following is a byproduct of agriculture that can be used as a source of energy?
a) Fertilizers
b) Pesticides
c) Crop residues
d) Insecticides
Answer: c) Crop residues
Q14. What is the purpose of packaging food items?
a) To increase their shelf life
b) To enhance their taste
c) To reduce their nutritional value
d) To make them look attractive
Answer: a) To increase their shelf life
Q15. Which of the following is an example of a leguminous crop?
a) Wheat
b) Rice
c) Cotton
d) Chickpea
Answer: d) Chickpea
Q16. Which of the following is a method of preventing soil erosion?
a) Terracing
b) Overgrazing
c) Monoculture
d) Deforestation
Answer: a) Terracing
Q17. What is the process of transferring pollen grains from the anther to the stigma called?
a) Fertilization
b) Pollination
c) Germination
d) Photosynthesis
Answer: b) Pollination
Q18. Which of the following is a traditional method of irrigation in India?
a) Drip irrigation
b) Sprinkler irrigation
c) Canal irrigation
d) Rainwater harvesting
Answer: c) Canal irrigation
Q19. Which of the following is an example of a micronutrient required by plants?
a) Nitrogen
b) Phosphorus
c) Potassium
d) Iron
Answer: d) Iron
Q20. What is the process of removing weeds from the cultivated field called?
a) Sowing
b) Harvesting
c) Weeding
d) Irrigation
Answer: c) Weeding
Q21. Which of the following is a method of storing food grains to protect them from pests and microorganisms?
a) Curing
b) Canning
c) Threshing
d) Silos
Answer: d) Silos
Q22. Which of the following is a method of fish farming?
a) Pisciculture
b) Poultry farming
c) Sericulture
d) Apiculture
Answer: a) Pisciculture
Q23. What is the process of converting milk into various dairy products called?
a) Fermentation
b) Curdling
c) Pasteurization
d) Dairy processing
Answer: d) Dairy processing
Q24. Which of the following is an example of a biofortified crop?
a) Rice enriched with vitamin A
b) Wheat enriched with iron
c) Maize enriched with vitamin C
d) Barley enriched with calcium
Answer: a) Rice enriched with vitamin A
Q25. Which one of the following is a fodder crop
(a) Maize
(b) Berseem
(c) Linseed
(d) Gram
Ans: Berseem
Q26. The rabi season crop is:
(a) Maize
(b)Paddy
(c) Wheat
(d) Cotton
Ans: Wheat
Q27. The kharif season extends from:
(a) June to October
(b) July to November
(c) November to March
(d) September to January
Ans: June to October
Q28. Hybridisation refer to crossing between:
(a) Different varieties
(b) Different genera
(c) Different species of the same genus
(d) All of these
Ans: All of these
Q29. Which nutrients soil does not provide to plants:
(a) Chlorine
(b) Carbon
(c) Carbon and oxygen
(d) Chlorine and oxygen
Ans: Carbon and oxygen
Q30. Which one of the following is micronutrient
(a) Sulphur
(b) Zinc
(c) Magnesium
(d) Calcium
Ans: Zinc
Q31. For mixed cropping which combination of crop generally not used:
(a) Wheat + gram
(b) Wheat + mustard sunflower
(c) Groundnut
(d) Wheat + maize
Ans: Wheat + maize
Q32. For increasing lactation period
which cattle breeds you would select
(a) Brown swiss + sahiwal
(b) Jersey + brown swiss
(c) Red Sindhi + sahiwal
(d) Red Sindhi + jersey
Ans: Jersey + brown swiss
Q33. Which one of the following fishes is a bottom feeder:
(a) Rohu
(b) Mrigals
(c) Catla
(d) both a and b
Ans: Mrigals
Q34. The variety of bee that is commonly used for commercial honey production is:
(a) Apis serana indica
(b) A. mellifera
(c) A. florae
(d) A. dorsata
Ans: A. mellifera
Q35. Calta, Rohu and Mrigals constitute:
(a) Fresh water fish
(b) Marina fish
(c) Brackish water fish
(d) Both a and b
Ans: Fresh water fish
Q36. Which one of the following is not a cereal crop:
(a) Rice
(b) Wheat
(c) Mustard
(d) Sorghum
Ans: Mustard
Q37. Pigeon pea is a pulse commonly known as:
(a) Chana
(b) Matar
(c) Arhar
(d) Moong
Ans: Arhar
Q38. Which of the following is not a oil seed crops:
(a) Castor
(b) Soyabean
(c) Lentil
(d) Mustard
Ans: Lentil
Q39. Which of the following crop is the not raised as food for the live stock:
(a) Oats
(b) Sudan grass
(c) Berseem
(d) Linseed
Ans: Linseed
Q40. Which one of the following is not a kharif crop:
(a) Wheat
(b) Paddy
(c) Soyabean
(d) Maize
Ans: Wheat
Q41. Which one is not major group of activities for improving crops yield can be classified as:
(a) Crop variety improvement
(b) Crop transport management
(c) Crop protection management
(d) crop production management
Ans: Crop transport management
Q42. Desirable agronomic character-stice like tallness and profuse branching are characteristic of which crop:
(a) Oil
(b) Fodder
(c) cereal
(d) Rulces
Ans: Fodder
Q43. Aseel is a Desi breed of:
(a) Cow
(b) Poultry
(c) Sheep
(d) Pig
Ans: Poultry
Q44. Which one of the following is known as Rock bee:
(a) Apis cerana
(b) Apis florea
(c) Apis dorsata
(d) Apis mellifera
Ans: Apis dorsata