Explanation

• Olericulture is a branch of horticulture.
  • It focuses on the cultivation, growth, and harvesting of vegetables.
  • Helps improve yield, quality, and pest management in vegetables.
  • Important for food supply and nutrition.
  • Examples include tomatoes, carrots, and cabbage.

Last verified on 12-02-2026

Explanation

• Pomology is the branch of horticulture that deals with the study, cultivation, and production of fruits.
• Includes fruit breeding, harvesting, storage, and marketing.
• Examples of fruits studied: apple, mango, citrus, banana, grapes.

Last verified on 31-01-2026

Explanation

• Dew point temperature is the temperature at which air becomes saturated when cooled at constant pressure without changing its water-vapour content.
• At the dew point, actual vapour pressure equals saturated vapour pressure, and condensation begins if cooling continues.

Last verified on 16-10-2026

Explanation

• Amino acids are the building blocks of proteins.
• Proteins are formed when amino acids join together by peptide bonds.
• Proteins are essential for growth, repair, and body functions.
• There are 20 standard amino acids used to make proteins.

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Explanation

• Apple is a deciduous fruit tree. 
• It sheds its leaves during autumn as it enters winter dormancy.
• Other examples include pear, peach, and plum trees.

Last verified on 16-10-2026

Explanation

• Iron (Fe) is an immobile or poorly mobile nutrient in plants.
• Its deficiency commonly causes interveinal chlorosis (yellowing between the veins) in young leaves.

Additional information:

• Iron is a micronutrient required for chlorophyll formation and several plant enzyme processes.
• Iron deficiency is common in calcareous soils, where high soil pH reduces iron availability.

Last verified on 16-10-2026

Explanation

• Potato (Solanum tuberosum) belongs to the Solanaceae family.
• It is commonly known as the nightshade family.
• This family includes tomato, eggplant (brinjal), chilli, and tobacco.
• The edible part of the potato is a modified underground stem called a tuber.

Additional information:

• Fabaceae: Pea, bean, and lentil family.
• Poaceae: Grass family, including wheat, rice, and maize.

Last verified on 16-10-2026

Explanation

• Aerobic decomposition: Microorganisms decompose organic matter in the presence of oxygen.
• It generally occurs faster and produces carbon dioxide, water, and other products.
• Anaerobic decomposition: Microorganisms break down organic matter in the absence of oxygen.
• It can produce methane, carbon dioxide, and other compounds.
• Both processes are important in composting, sewage treatment, and organic-waste management.

Last verified on 16-10-2026

Explanation

• Biodegradable waste is waste that microorganisms, such as bacteria and fungi, can break down naturally.
• Vegetable waste from farms, including leaves, stems, and spoiled vegetables, decomposes naturally.

Last verified on 16-10-2026

Explanation

• Alkaloids: Tea leaves contain caffeine.
• It is a naturally occurring alkaloid that acts as a stimulant.
• Tannins: Tea leaves contain polyphenolic compounds traditionally called tannins, which contribute to tea’s astringent taste.
• Both substances are found in tea leaves and influence the taste and effects of tea.

Last verified on 16-10-2026