Consider statements about animal husbandry: 1. Apiculture is the rearing of honeybees. 2. Sericulture is the rearing of silkworms. 3. Pisciculture is the rearing of poultry. Which are correct? MCQ with Answer and Explanation
Consider statements about animal husbandry: 1. Apiculture is the rearing of honeybees. 2. Sericulture is the rearing of silkworms. 3. Pisciculture is the rearing of poultry. Which are correct?
A. 2 and 3 only
B. 1, 2 and 3
C. 1 and 2 only
D. 1 and 3 only
Answer: Option C
Solution (By JKExamLibrary)
Apiculture is the maintenance of honeybee hives for honey and wax production. Sericulture involves rearing silkworms (Bombyx mori) for silk production. Pisciculture is the breeding and rearing of fish (fish farming), whereas poultry farming is the rearing of birds like chickens for meat and eggs. Therefore, statements 1 and 2 are correct, while 3 is false.
Explanation:
The leavening (rising) of bread dough is caused by the anaerobic respiration (fermentation) of the yeast Saccharomyces cerevisiae (baker's yeast). The yeast ferments the sugars in the dough, producing carbon dioxide (CO2) gas and ethanol. The CO2 gas gets trapped in the dough, causing it to expand and rise, giving bread its light and fluffy texture.
Explanation:
Bacteria are prokaryotes with a single circular chromosome in a nucleoid region, without a nuclear membrane. They lack membrane-bound organelles like mitochondria. Their chromosomes are not linear; eukaryotes have linear chromosomes.
Explanation:
The Murrah is a premier breed of water buffalo (Bubalus bubalis) originating from the Haryana and Punjab regions of India. It is renowned for its high milk yield, high fat content in milk, and adaptability to local conditions. It is one of the most important dairy breeds in India and has been exported worldwide for dairy improvement. Sahiwal and Holstein are cattle breeds.
No comments yet. Be the first to start the discussion!