The common factor for increasing production in poultry, fisheries, and bee keeping is the proper management techniques that are to be followed. Regular cleaning of farms is of utmost importance. Maintenance of temperature and prevention and cure of diseases is also required to increase the number of animals.

→ Capture fishing the method of obtaining fishes from natural resources

→ Mariculture is the culture of marine fishes for commercial use.

→ Aquaculture involves the production of aquatic animals that are of high economic value such as prawns, lobsters, fishes, crabs, etc.

1. Which one is an oil yielding plant among the following?
(a) Lentil
(b) Sunflower
(c) Cauliflower
(d) Hibiscus
Ans. (b) Sunflower
Explanation: Lentils are pulse-yielding. Cauliflower is a vegetable and hibiscus is a flower. Seeds of sunflower are used for extracting oil. 

2. Which one is not a source of carbohydrate?
(a) Rice
(b) Millets
(c) Sorghum
(d) Gram
Ans. (d) Gram
Explanation: Gram is a source of protein.

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
Ans. (d) None of the above
Explanation: All the three statements are correct.

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
Ans. (d) All of the above
Explanation: Production of food, access to food and affordability are the three main criteria for ensuring food security.

5. Find out the correct sentence
(i) Hybridisation means crossing between genetically dissimilar plants
(ii) Cross between two varieties is called as inter specific hybridisation
(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)
Explanation: Definition in option (ii) is of inter varietal hybridisation and definition in (iv) is of inter specific hybridistion.

6. 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. (c) competing for various resources of crops (plants) causing low availability of nutrients 
Explanation: Some weeds may be poisonous for animals but they do not harm crops in direct way. Weeds create problems because they compete for various resources; like sunlight, air, water and nutrients.

7. 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

8. 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)
Explanation: Manure improves water holding capacity of soil and thus option ‘iii’ is incorrect. Manure is environment friendly and hence option ‘iv’ is incorrect.

9. 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)
Explanation: Cattle do not give eggs and hence (iv) is wrong.

10. 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)
Explanation: Domestica or vulgaris are not among the species of Genus Bos.

11. 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 (iv)
(d) (ii) and (iv)
Ans. (b) (ii) and (iii)

12. 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)
Explanation: Chickens do not give milk, so (iv) is wrong. Feather of many birds are used for different purpose and hence (ii) is wrong.

13. 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
Explanation: Viruses, bacteria and fungi; all are agents of infectious diseases.

14. Which one of the following fishes is a surface feeder?
(a) Rohus
(b) Mrigals
(c) Common carps
(d) Catlas
Ans. (d) Catlas

15. Animal husbandry is the scientific management of
(i) animal breeding
(ii) culture of animals
(iii) animal 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)
Explanation: Tissue culture does not come under breeding programme, so (ii) wrong.

16. Which one of the following nutrients is not available in fertilizers?
(a) Nitrogen
(b) Phosphorus
(c) Iron
(d) Potassium
Ans. (c) Iron
Explanation: Iron is taken by plants from soil only and no fertilizer is available to supply iron to plants.

17. 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
 

Column A	Column B
a. Catla	i . Bottom Feeders
b. Rohu	ii. surface feeders
c. Mrigal	iii. Middle zone feeders
d. Fish farming	iv . culture fishery

Ans. (a)� (ii) (b)� (iii) (c)� (i) (d)� (iv)

(a) Pigeon pea is a good source of __________.
Ans. protein
(b) Berseem is an important __________ crop.
Ans. fodder
(c) The crops which are grown in rainy season are called __________ crops.
Ans. Kharif
(d) __________ are rich in vitamins.
Ans. vegetables
(f) __________ crop grows in winter season.
Ans. Rabi

Crop which has been developed by introducing a new gene from any other source, to obtain the desired character, is called as genetically modified (GM) crop. But Cotton is an example of GM crop which is made insect resistant by introducing a new gene from a bacteria

Useful traits of improved crops are
(a) higher yield
(b) improved nutritional quality
(c) resistance to biotic and abiotic stresses
(d) change in maturity
(e) wide range of adaptability
(f) desired agronomic characteristics.