Step 1: Recall Hisardale sheep breeding.
Hisardale is a synthetic breed developed at Hisar (Haryana, India). It was produced to combine the hardiness of Indian breeds with the superior wool quality of exotic breeds.
Step 2: Parent breeds.
- Female parent: Bikaneri ewes (native Indian breed).
- Male parent: Merino rams (exotic breed with fine wool).
Step 3: Conclusion.
Hence, Hisardale sheep is a cross between Bikaneri ewes and Merino rams.
Final Answer: \[ \boxed{\text{Hisardale = Bikaneri ewes × Merino rams}} \]
| LIST I Weed type | List II Meaning | ||
| A | Annual weed | I | They occur almost at any time of the year |
| B | Biennial weed | II | They require more than two years to complete |
| C | Perennial weed | III | They live for two seasons |
| D | Multi season weed | IV | They grow, mature within a season |
Select the statements that are CORRECT regarding patterns of biodiversity.
Which of the following hormone is not produced by placenta ?
List - I | List - II | ||
| A | Streptokinase | I | Blood-Cholestrol lowering agents |
| B | Cyclosporin | II | Clot Buster |
| C | Statins | III | Propionibacterium sharmanii |
| D | Swiss Cheese | IV | Immuno suppressive agent |
Which of the following option determines percolation and water holding capacity of soils ?