Free Horticulture MCQs with Answers

• A. Breakdown of poly carbohydrates
• B. All the above
• C. Pectic substance and hemicellulose
• D. Conversion of starch to sugar

Explanation: Fruit ripening commonly involves hydrolysis of polysaccharides, conversion of stored starch into sugars, and softening caused by breakdown…

• A. Mango
• B. Apple
• C. Grape
• D. Papaya

Explanation: Grapes are non-climacteric fruits, so they do not show a pronounced rise in respiration and ethylene production after harvest.

• A. seed
• B. None of the above
• C. Ovule
• D. Fruit

Explanation: After fertilization, the ovary enlarges to form the fruit, while the ovules develop into seeds.

• A. Mango and lemon
• B. Datepalm and papaya
• C. Apple and grape
• D. Chiku and banana

Explanation: Date palm and papaya are naturally cross-pollinated because their male and female flowers are borne on separate plants in typical forms.

• A. Rose
• B. Tube rose
• C. Jasmine
• D. All the above

Explanation: Jasmine, especially Jasminum officinale, is Pakistan’s national flower.

• A. Shield budding
• B. Stocking
• C. All the above
• D. Budding

Explanation: Using a single bud as the scion and inserting it into a rootstock is called budding.

• A. Placenta
• B. Cambium
• C. Ovule
• D. Ovary

Explanation: The placenta is the tissue on the inner ovary wall to which ovules are attached.

• A. Larger branch
• B. Root
• C. Single central stem
• D. Many branches

Explanation: A tree typically develops one main woody trunk or central stem, unlike a shrub, which commonly branches from near the base.

• A. Cymose
• B. Recemose
• C. bunch
• D. Terminal panicle

Explanation: Mango produces a branched, many-flowered inflorescence called a terminal panicle.

• A. Stones
• B. Budding
• C. Cutting
• D. All the above

Explanation: Mango rootstocks are usually raised from seeds, and the hard mango seed is commonly called a stone.

• A. 5.5-7.5
• B. 4.5-8.5
• C. 7.5-9.0
• D. 6.5-7.5Government & Public Sector Jobs

Explanation: Guava is relatively tolerant of soil reaction and can grow across about pH 4.5 to 8.5.

• A. Onion
• B. Guar
• C. Raddish
• D. Tomato

Explanation: Roma is a well-known plum-shaped processing variety of tomato, valued especially for its firm flesh and relatively low moisture.

• A. Young seedings
• B. Old leaves
• C. Ripened fruit
• D. Unripe fruit

Explanation: Opium is obtained by making cuts in the immature, unripe capsules of Papaver somniferum and collecting the latex.

• A. Mango
• B. Guava
• C. Apple
• D. Cassava

Explanation: Mango contains resinous substances in its sap, especially in the skin and latex, which can irritate or cause toxic reactions in sensitive…

• A. Lazy year
• B. Off year
• C. Hunger year
• D. None of the above

Explanation: An off year is the season in which a mango tree bears very few fruits or none after a productive year.

• A. Rectangular
• B. Hexagonal
• C. Diagonal
• D. Square

Explanation: Banana suckers in Sindh are commonly planted in the square system, in which plants are set at equal distances in rows running at right…

• A. folate
• B. Carbohydrates
• C. Biotin
• D. vitamin

Explanation: Green leafy vegetables are important dietary sources of folate, also known as vitamin B9, which is needed for DNA synthesis and…

• A. Tree cutting
• B. Shoot cutting
• C. Seeding
• D. None of the above

Explanation: Stump propagation uses a prepared piece consisting of a short shoot portion with roots, so it is classified here as a form of shoot…

• A. Leeward
• B. Malformation
• C. Defoliation
• D. None of the above

Explanation: Defoliation means the shedding or loss of leaves, and it commonly occurs in deciduous plants during seasonal changes.

• A. Mango
• B. Apple
• C. Datepalm
• D. Banana

Explanation: Mango is a vigorous, long-lived tree with a broad spreading canopy, so orchard spacing of about 10–15 metres is used.