Hybridization, mutations, and animal breeding types — task. Science State Board, Class 10.

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1. Which of the following statements is false about heterosis?

Heterosis resulted in decreased milk production by cattle
Heterosis is the tendency of a crossbred individual to show qualities superior to those of both parents
Heterosis resulted in increased milk production by cattle
Heterosis resulted in low-quality meat

2. Which among the following is not an objective of animal breeding?

Improved resistance to the different types of diseases
Lesser productive life and reproduction rate
Improved growth rate
Superior quality of milk, egg, meat, wool

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