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930+ Horticultural Science Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Agriculture (BSc agri) .

301.

Banana propagation is carried out through:

A. Sword sucker
B. Water suckers
C. Aerial suckers
D. All of above
Answer» A. Sword sucker
302.

Banana is a fruit type of:

A. Non climacteric
B. Climacteric
C. Recurrent climacteric
D. All of above
Answer» B. Climacteric
303.

Apple and pear belongs to:

A. Same genus
B. Different sub genus
C. Different genera
D. All of above
Answer» B. Different sub genus
304.

Apple is a rich source of mineral:

A. Carbohydrates
B. Proteins
C. Vita-A
D. Iron
Answer» D. Iron
305.

Apple bears on spurs in cluster of:

A. 3 Flowers
B. 4 Flowers
C. 5 Flowers
D. More than all above
Answer» C. 5 Flowers
306.

Apple flower is distinguished from pear flower:

A. Due to its colour
B. Due to its size
C. a & b
D. None
Answer» C. a & b
307.

Honey extracted from almond flower is inedible due to:

A. Amygdalus factor
B. Oxalic acid
C. a & b
D. None
Answer» A. Amygdalus factor
308.

Almond and peach belongs to:

A. Same genus and spp.
B. Some germs & different spp.
C. Different genus & different spp.
D. All of above
Answer» B. Some germs & different spp.
309.

Different mango varieties can be distinguished on the basis of:

A. New leaf colour
B. Panicle length
C. Number of male flowers
D. All of above
Answer» A. New leaf colour
310.

Salt tolerant fruit plants are:

A. Date and Ber
B. Ber and Guava
C. a & b
D. None
Answer» C. a & b
311.

Adopted planting system of orchard in Pakistan is:

A. Square system
B. Rectangular system
C. Hexagonal system
D. All of above
Answer» A. Square system
312.

RCBD stands for:

A. Repeated control block design
B. Reported complete block design
C. Randomized complete block design
D. All of above
Answer» C. Randomized complete block design
313.

Nitrogen in plant sample is estimated by:

A. Refreshrometer
B. Kjeldhal’s apparatus
C. Spectrophotometer
D. All of above
Answer» B. Kjeldhal’s apparatus
314.

Jaman has a medicinal value against:

A. Diabetes
B. Cancer
C. Blindness
D. All of above
Answer» A. Diabetes
315.

Chinese layering is practiced in:

A. Mulberry
B. Strawberry
C. Litchi
D. All of above
Answer» C. Litchi
316.

Abscission in fruit occur due to:

A. Excessive abscissic acid
B. Excessive Ghrtamic acid
C. Excessive Lactic acid
D. Excessive Citric acid
Answer» A. Excessive abscissic acid
317.

Button in citrus fruit is:

A. Calyx at base
B. Calyx at apex
C. a & b
D. All of above
Answer» A. Calyx at base
318.

Pomology is a study of

A. Fruit plants
B. Pome fruit
C. Medicinal plants
D. Deciduous plants
Answer» A. Fruit plants
319.

The microsporogenesis is the formation of

A. Male gamete
B. Female gamtete
C. Female and male gamete
D. Non of these
Answer» A. Male gamete
320.

Physiological aging activity in which plant tissues degenerate and ultimately die is called

A. Senescence
B. Ripening
C. Climacteric
D. Degeneration
Answer» A. Senescence
321.

Plants response to the relative length of daylight or darkness is known as:

A. long day
B. Short day
C. Neutral
D. Photoperiodism
Answer» D. Photoperiodism
322.

Abscisic acid (ABA) is natural plant hormone, which:

A. Promote the growth
B. Initiate the ripening
C. Induce the fruit maturity
D. retards the growth
Answer» D. retards the growth
323.

The development of fruit without fertilization or seed is called as:

A. Pollination
B. polyembryony
C. pseudogamy
D. Parthenocarpy
Answer» D. Parthenocarpy
324.

The commercial yield of citrus orchards in tropical and subtropical are commonly:

A. Equal
B. 50% less in tropical than subtropical regions
C. 50% more in tropical than subtropical regions
D. All wrong
Answer» B. 50% less in tropical than subtropical regions
325.

High nitrate supply helps to ______________ maximum carbohydrates:

A. Utilize
B. Store
C. Synthesize
D. Increase
Answer» A. Utilize
326.

Nuceller seedlings are also called as:

A. Monoembryony
B. Zygotic seedling
C. Polyembryony
D. None of them
Answer» C. Polyembryony
327.

A change in genetic constitution, which arises suddenly and not to segregation and recombination of genes in sexual reproduction is called as:

A. Hybridization
B. Bud variation
C. Mutation
D. Non of them
Answer» C. Mutation
328.

Spongy tissue in mango is due to

A. Fungul disease
B. Viral disease
C. Bacterial disease
D. Physiological disorder
Answer» D. Physiological disorder
329.

The soil moisture conservation technique under covered ground area is called:

A. Fertigation
B. Mulching
C. Microjet irrigation
D. Hydraulic
Answer» B. Mulching
330.

Bananas main portion which remains above the ground is called as:

A. Stem
B. Rhizome
C. Pseudostem
D. Crown
Answer» C. Pseudostem
331.

Low temperature helps to _________ growth inhibitors:

A. Increase
B. Decrease
C. Store
D. Produce
Answer» B. Decrease
332.

Gross Michel is high yielding variety of:

A. Papaya
B. Grapes
C. Banana
D. Litchi
Answer» C. Banana
333.

Shamber is variety of Grape fruit in which pulp is;

A. Pigmented and seedless
B. White and seedless
C. Pigmented but seeded
D. White and seeded
Answer» A. Pigmented and seedless
334.

The foster is variety of :

A. Mandarin
B. Sweet orange
C. Pummelos
D. Grape fruit
Answer» D. Grape fruit
335.

The non-climacteric fruit is

A. Banana
B. Mango
C. Apple
D. Citrus
Answer» D. Citrus
336.

Bunchy top disease in banana is said to be due to:

A. Virus
B. Insects
C. improper storage
D. fungus
Answer» A. Virus
337.

Severe pruning in grapes is recommended:

A. Every year
B. After two year
C. After three year
D. None of them
Answer» A. Every year
338.

King of temperate fruit is:

A. Mango
B. Citrus
C. Banana
D. Apple
Answer» D. Apple
339.

Reproduction of plants through seeds are also called:

A. Asexual propagation
B. Vegetative propagation
C. Sexual propagation
D. Tissue culture
Answer» C. Sexual propagation
340.

The plants shed their leaves during autumn are called;

A. Evergreen
B. Deciduous
C. Hardy plants
D. Non of them
Answer» B. Deciduous
341.

Ripened ovary is called as:

A. Flower
B. Seed
C. Fruit
D. Embryo
Answer» C. Fruit
342.

Pollination between two such flowers situated on the same plant is known

A. Autogamy
B. Allogamy
C. Cross pollinated
D. None of these
Answer» B. Allogamy
343.

A good example of dioecious plant is

A. Apricot
B. Pear
C. Plum
D. Papaya
Answer» D. Papaya
344.

Sensation is the variety of:

A. Sweet orange
B. Grape fruit
C. Mandarin
D. Mango
Answer» D. Mango
345.

Tomato nursery established during September could be transplanted in the field during:

A. October
B. November
C. November/December
D. January/February
Answer» A. October
346.

The variety originated from a cross of King X Willow leaf is:

A. Clementine
B. Fair child
C. Feutrell’s early
D. Kinnow
Answer» D. Kinnow
347.

Causes of misshapen and angularity in cucumber fruit under tunnel is due to

A. Poor pollination
B. Poor fertilization
C. Proper pollination
D. None
Answer» A. Poor pollination
348.

In citrus 80-90% of the active roots are present in the soil to a depth of:

A. 25 cm
B. 50 cm
C. 75 cm
D. 100 cm
Answer» A. 25 cm
349.

Fleshy fruit with thin skin, not formed from the ovary but from another part of the plant is known as:

A. Berry
B. Drupe
C. Stone fruit
D. Pome
Answer» D. Pome
350.

The fruits which do not naturally open to shed seed are known as:

A. Dehiscent fruit
B. Fleshy fruit
C. Dry fruit
D. Indehiscent fruit
Answer» D. Indehiscent fruit

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