Strategies for Enhancement in Food Production
Biology · Class 12 · CBSE
BiologyClass 12CBSEMedium
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Fishes reared in culture fishery in India are
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All questions in this chapter
40 multiple choice questions on Strategies for Enhancement in Food Production — Biology, Class 12. Open any question for its answer and explanation.
Q1.Keeping beehives in crop fields during flowering period causes
- A.Increased pollination efficiency
- B.Increasing yield of crop
- C.Increasing yield of honey
- D.All of the above
Q2.Which of the following is a freshwater fish?
- A.Mackerel
- B.Pomfret
- C.Rohu
- D.Bombay duck
Q3.The sperm employed for artificial insemination of cattle are stored in
- A.Liquid nitrogen
- B.Dry ice
- C.Liquid ammonia
- D.Liquid CO2
Q4.The cows, superovulation during MOET leads to production of
- A.16-20 eggs
- B.6-8 eggs
- C.25-30 eggs
- D.200-400 eggs
Q5.Which of the following plays a role in indigenous system of medicine?
- A.Plant breeding
- B.Fisheries
- C.Apiculture
- D.MOET
Q6.Which one of the following products of apiculture is used in cosmetics and polishes?
- A.Honey
- B.Oil
- C.Royal jelly
- D.Beeswax
Q7.The common species of Honey bee occurring in the wild in India is
- A.Apis florea
- B.Apis indica
- C.Apis dorsata
- D.Apis mellifera
Q8.Which of the following types of bees intimate source of food to other workers by dancing movements?
- A.Drones
- B.Scout bees
- C.Nurse bees
- D.Queen bees
Q9.Blue revolution is enhancement in production of
- A.Milk
- B.Egg
- C.Fish
- D.Wheat
Q10.Which of the following is a real product of honey bees?
- A.Honey
- B.Propolis
- C.Beeswax
- D.Pollen
Q11.Fishes reared in culture fishery in India are
- A.Salmon and Rohu
- B.Salmon and Catla
- C.Catla and Magur
- D.Rohu and Catla
Q12.A queen honey bee lays eggs of
- A.One type from which all castes develop
- B.Two types, one forming queen and workers and second forming drones
- C.Three types forming queen, drone and workers
- D.Unfertilised eggs die while fertilised ones form all castes
Q13.National dairy research institute is located in
- A.Lucknow
- B.Ranchi
- C.Karnal
- D.UP
Q14.Aquaculture does not include
- A.Prawns
- B.Fishes
- C.Silkworms
- D.Shell fishery
Q15.Keeping beehives in crop fields during the flowering period increases
- A.Crop yield
- B.Honey yield
- C.Weeds yield
- D.Both (1) & (2)
Q16.Fisheries include_____ of fish
- A.Rearing
- B.Catching
- C.Selling
- D.All of the above
Q17.Reduction in fertility due to continued inbreeding is called inbreeding depression and is overcome by mating the animals with
- A.Further inbreeding
- B.Superior animals of different species
- C.Superior animals of different breeds
- D.Unrelated superior animals of the same breed
Q18.Which of the following is not an objective of animal breeding?
- A.Increasing yield of milk, eggs, meat, etc.
- B.Improving the desirable qualities of produce
- C.Slow growth rate
- D.Resistance to various diseases
Q19.The breed evolved at National Dairy Research Institute, Karnal, by mating Sahiwal cow with Brown Swiss is
- A.Hisardale
- B.Brown-Fries
- C.Hallikar
- D.Karan Swiss
Q20.Hisardale has been developed by
- A.Inbreeding
- B.Outbreeding
- C.Cross-breeding
- D.Interspecific hybridisation
Q21.More than ____ of the world livestock population is in India and China
- A.25%
- B.70%
- C.90%
- D.50%
Q22.The advantage of inbreeding in animal husbandry is that it
- A.Increase homozygosity
- B.Increase heterozygosity
- C.Improves the breed with a single step
- D.Causes deletion of superior genes
Q23.Fowls which are reared for eggs and for meat purpose, respectively, are
- A.Layers, Broilers
- B.Broilers, Layers
- C.Milch, Draught
- D.Draught, Milch
Q24.In MOET ____ cell stage, the fertilised egg are recovered non-surgically and transferred to surrogate mothers
- A.8-32
- B.2-4
- C.6-8
- D.4-6
Q25.The term 'Breed' means
- A.A group of animals related by descent and similar in most of the characters like general appearance, feature, size and configurations
- B.A group of animals which depend on each other
- C.A group of animals living in a same habitat
- D.A group of animals which can not reproduce with each other
Q26.Good breeds should have
- A.High yielding potential under climatic conditions of the area
- B.Resistance to disease
- C.Improved quality of the yield
- D.All of the above
Q27.Which of the following procedures are followed in dairy farm management?
- A.(i) and (ii)
- B.(i) and (iii)
- C.(iii) and (iv)
- D.All of the above
Q28.Find out the incorrect statement
- A.Animal husbandry is the agricultural practice of breeding and raising livestock
- B.More than 70 per cent of the world's livestock population is in India and China
- C.Dairying is the management of animals for milk and its products for human consumption
- D.Hisardale is a new breed of sheep developed in Punjab by crossing Bikaneri rams and Marino ewes
Q29.The young chicken raised especially for meat are called ___________
- A.Hen
- B.Pullets
- C.Broilers
- D.Cockerels
Q30.Identify A and B in the improved breed of animal and bird
- A.A-Beetel, B-Jamunapari
- B.A-Marwari, B-Sirohi
- C.A-Surti, B-Sangammeri
- D.A-Jersey, B-Leghorn
Q31.In crossbreeding, ________ of one breed are mated with _________ of another breed
- A.Superior males, normal females
- B.Normal males, superior females
- C.Normal males, normal females
- D.Superior males, superior females
Q32.Artificial insemination is better than natural insemination in cattle because
- A.It is economical
- B.Semen of good bulls can be provided anywhere
- C.There is no likelihood of contagious disease
- D.All of the above
Q33.High milk yielding varieties of cows are obtained by
- A.Superovulation
- B.Artificial insemination
- C.Use of surrogate mothers
- D.All of the above
Q34.Mule is an example of
- A.Out-crossing, obtained by crossing male donkey and a female horse
- B.Interspecific hybridisation, obtained by crossing a male donkey and a female horse
- C.Crossbreeding, obtained by crossing a female donkey and a male horse
- D.Interspecific hybridisation, obtained by crossing a female donkey and a male horse
Q35.Which of the following statements are the main objective of animals breeding?
- A.I & II
- B.II, III & IV
- C.I, II & III
- D.I, II, III & IV
Q36.Which state of India occupies the first position in poultry farming?
- A.Andhra Pradesh
- B.Madhya Pradesh
- C.Kerala
- D.Uttar Pradesh
Q37.Read the following statements: Statement 1: Ranikhet disease is a disease of poultry; Statement 2: Ranikhet disease is caused by a virus
- A.Both statements 1 and 2 are correct
- B.Statement 1 is correct but statement 2 is incorrect
- C.Statement 1 is incorrect but statement 2 is correct
- D.Both statements 1 and 2 are incorrect
Q38.Which of the following is involved in poultry farming?
- A.Chicken
- B.Turkey
- C.Geese
- D.All of the above
Q39.Hisardale is obtained by crossing
- A.Merino ewes with Bikaneri Rams
- B.Bikaneri ewes with Merino Rams
- C.Horse with Donkey
- D.Superior bull with a Superior cow
Q40.It is estimated that more than ________ of the world livestock population is in India and China
- A.60%
- B.50%
- C.70%
- D.40%