MCQs of Agriculture – Horticulture

Gulkand is made from the most common beautiful flower of

A branch of Horticulture dealing with the production of fruits and their distribution is called

A branch of horticulture dealing with the production and marketing of vegetable is called

Ornamental Horticulture is the combination of

Commercial production of fruits is known as

Cultivation of grapes is called

The Potato is

Sweet potato is

Lettuce is

Growing of vegetables for the consumption of local market and large centre is

The production of vegetables for distant market is called

Means by which vegetables or their products are preserved for future consumption is called

Self supporting succulent plants are called

A climbing plant with a non woody stem is

A woody plant with a climbing growth habit is called

Plants which shed their leaves during winter are

Plants with persistent leaves are

Plants with flower having both male and female sex are known as

Temperate fruits requires certain amount of chilling to flower, which one is the important temperate fruit from the following list

Fruit in which edible portion is thalamus are known as

Fleshy fruits developed from the ovary wall with out stony layer are known as

True fruits like peach, plum, apricot and cherry are known as

A flower having many pistils on same receptacle develop

A science which deals with classification of plants is called

The most highly advanced division in plants kingdom is

A group of plants providing food, fiber and shelter is

Which of the leafy vegetables has high cellulose and add bulk to food

How much grams of vegetables and fruits are recommended for a balanced diet per day by WHO

Skin diseases, night blindness and kidney stone are caused by the deficiency of

Guava, tomato, ber and melons are rich in

Loss of sensation and heart enlargement are caused due to deficiency of

Cataracts, a form of impaired vision in which the lens of eye become opaque in old age is caused due to the deficiency of

Apple apricot, plum, date, olive and peaches are rich in

Which one of the following plants prevent soil erosion and reclaim water logged soils

Which one of the following horticultural plants is well known for its cooling effect

Citrus has its origin in

In Holy Quran which one of the following fruits have been especially mentioned

How much area in Pakistan is under horticultural crops

Which types of fruits are known at higher altitude in NWFP, Balochistan and Murree hills

Study of developmental stages of a plant is called

Study of plant species in relation of its environmental history

Calyx and corolla together are called

When the corolla has four clawed petals inserted at right angle other is said to be

Transfer of pollen grains of a flower to the stigma of the same the flowers of the same plant is called

A phenomenon of fusion of male and female gametes is known

Banana belongs to type of fruit where the edible portion is

Strawberry belongs to what type of fruit?

A process off converting light energy into useful chemical energy

A series of electron transport coupling factors which transfer along an electro chemical ingredients, yielding ATP, in light is called

A controlled oxidation process by which all organisms ultimately obtain the energy stored in organic compound is known as

The ratio of CO2 and O2 uptaken during respiration is known as

The conservation of glucose or fructose in pyruive acid during respiration is called

What are the factors which influence the efficiency of respiration

The portion of the axis below the cotyledons is known as

Carrot, Radish, Turnip, Cabbage and beet are the

A reproductive part of the plant which is responsible for the production of fruits and seeds is called

Which type of development takes place in the female part of the ovule

Formation of male and female gametes in the flower is called

The transfer of pollen grains from anthers to the stigma by any pollinating agent is called

The union of the second male gametes with polar nuclei is called

Direct effect of pollen grains on the female tissues of the ovary is called

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

Degeneration and death of aerial plant parts is called

Aging process in which all plant parts except seeds die is called

Cosmos, chrysanthemum, poinsettia are the examples of

Spinach, althea, winter wheat and oat are the example of

Cucumber, Kidney bean, pea and tomato are the example of

Synthetic products which when applied to plants produce reactions almost identical to those caused by natural harmonics are called

Plant growth regulator found in terminal and lateral buds is

Plant hormones present in the apices of shoots and leaf primordials are

What is 2,4-D

Some use of cytokinins in horticulture are

Ethylene has horticulture uses such as

Commercial growth inhibitors include

Rooting of shoots, stems or branches while they are still attached to the parents is called

Air layering is also known as

A propagation technique in which instead of wrapping the notched portion is burried in the ground is called

Species which give out long and flexible branches, the shoot to be layered is covered with soil at several places to encourage rooting at more than one point is called

A technique which involves separating vegetative parts like rhizome offset, corns and sucker from the parent plant is called

A process by which a piece of scion is attached to a root stock in a way that eabium of both scion and root stock came in firm contact, resulting is a new tissue is called

The basal part which provided the root system for anchorage and absorption of moisture and nutrients is called

A plant part which provides top and fruit bearing surface is called

Citrus belongs to the

Crossed between mandarin and grape fruit make

Citrus tree can tolerate soil pH.

Main factors affecting production and quantity of citrus is

Citrus root stock species are propagated through

Citrus root stock seeding are ready for budding after

Citrus orchards are usually planted in

Nitrogen requirement for citrus plant per year is

Cleft grafting is most successful in

Splice grafting is most successful in

Several scions with their base ends trimmed as wedges are inserted between the bark and the wood is called

Development of distorted swollen leaves which become inverted translucent and eventually necrotic is known as

What type of pollination is observed in cauliflower

What type of pollination is observed in cucumber

What type of pollination is observed in okra

In spinach cross pollination takes place by

How many crop of potato are sown annually

Small new plants which grow out from the parent and can be separated as independent plant is called

Shrubs and flowering trees are propagated through

The metric unit of light is

Bunchy top disease of banana is

The number of calories of heat required to change the temperature of one Kg of a substance is called

Heat requirement to change 1 Kg of a substance at its boiling point from the liquid to vapour is called

Surface temperature of sun is

Optimum temperature, minimum temperature and maximum temperature are collectively called

Half hardy crop include

Tender crop cannot tolerate a minimum temperature of

The optimum temperature for cool season crop are

The optimum temperature for warm season crop is

Which is the most appropriate approach to control the frost

How much of the earth surface is covered with water

In plant layout system a filler plant is used in

Planting distance of Falsa is

The planting distance of date palm is

The most popular and common method of laying out orchard on flat ground is

In which system the plant to plant distance is greater than the row to row distance

Which layout is the most suitable for the uneven lands and sub mountain areas

Evergreen fruits can be planted in which season

Which method of irrigation is possible under the economical conditions of Pakistan

The management of plant structure and fruiting wood is called

A pruning management done to develop a tree framework strong cough to bear large number of fruits without breaking of branches is known as

How many training system are

Removing of certain shoots, cones, spurs from the base of plant is called

Removal any terminal part of the plant is called

According to national commission of Pakistan, post harvest losses in fruits are

In mango and carrot how much vitamin C (mg/100 gm)is present

Anaerobic respiration is known as

An atmosphere with reduced concentration of O2 and increased concentration of CO2 is called

A form of controlled atmosphere storage in which the produce is stored in a partial vacuum is called

Storage life of lemon is

Poncirus sweet orange is the hybrid cross of

Genus of citrus is

In California the age of citrus tree is

The problem of granulation has been found in

Anacardiaceous is the family of

Mango are planted in which of the following layout system

Propagation of guava is done by

Phoenix dactylifera belongs to the family

In date palm male spathes enclose how many flowers

Cabbage and cauliflower are also

Recommended seed rate of potato is

Tomato is good source of vitamin

Tomato, chilly brinjal are collectively called

Highly specialized plants which reproduced by seeds are called

Coconut is propagated by

Mango propagation is more successful by

Imperfect flower is

From which part of coconut tree coir is obtained

Enzymes are

A branch of science which deals with ornamental and vegetables is called

In day time plants release

Photosynthesis takes place in

Vernalization is a process that

Parthenocarpic refers to

Which one of the following is dioceous plant

Objective of pruning include

Auxins and cytokinins are

chemicals which induce leaf fall are called

A condition of green plant in which they become unhealthy and pale yellow in colour in known as

Which of the following constitute the best definition of fruit

Which among the following does not possess cotyledons

A paranchy matous outgrowth in the inner wall of the ovary to which the ovules are attached is called