Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Grass seed should be carefully covered with soil to a depth of

A. 0.5 cm
B. 1 cm
C. 1.5 cm
D. 2.5 cm
Answer» C. 1.5 cm
2.

“Hari” is a rootstock for

A. Walnut
B. Apricot
C. Mulberry
D. None
Answer» C. Mulberry
3.

Dwarfing rootstock for apple in heavy soils is:

A. M-7
B. M-9
C. M-11
D. Crab apple
Answer» C. M-11
4.

Unfertile stamens of mango are called.

A. Sterile
B. Indehiscent
C. Staminoides
D. Pistilloids
Answer» D. Pistilloids
5.

Silver Oak belongs to family:

A. Rosaceae
B. Palmae
C. Oleaceae
D. Proteaceae
Answer» E.
6.

Pine apple is a source of

A. Vitamin C
B. Vitamin A
C. Vitamin B
D. All of these
Answer» E.
7.

Growing medium for greenhouse plant production is:

A. A nutritive substance in which seeds germinate and plants grow
B. Unsterilized soil
C. Soil which hasn’t been graded for size
D. The cellular structures that make up wood
Answer» B. Unsterilized soil
8.

The most common pollinator insect in Pakistan is

A. Syrphid fly
B. Bumble bees
C. Honey bees
D. House fly
Answer» D. House fly
9.

Kentucky blue grass is a

A. Cool season grass
B. Warm season grass
C. A and B both
D. None of the above
Answer» B. Warm season grass
10.

Bloosom end rot of tomato is due to

A. Infection/disease
B. Boron/ Ca. deficiency
C. Insect attack
D. Nutritional deficiency
Answer» C. Insect attack
11.

In Pakistan consumption of fruits and vegetables

A. Is equal ratio
B. Fruit is more
C. Vegetables is more
D. According to WHO standard
Answer» D. According to WHO standard
12.

Alternate bearing in mangoes is due to

A. Environmental factor
B. Physiological factors
C. Genetic factors
D. All of these
Answer» E.
13.

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

A. Berry
B. Drupe
C. Stone fruit
D. Pome
Answer» E.
14.

Plants which shed there leaves in autumn are called;

A. Evergreen
B. Annuals
C. Deciduous
D. Biennials
Answer» D. Biennials
15.

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» B. Panicle length
16.

Dry, indehiscent, one seeded fruit with a thin pericarp fused to seed coat is known as:

A. Achene
B. Pomes
C. Caryopsis
D. None of these
Answer» D. None of these
17.

Study of plant species in relation to its environmental history is called:

A. Phylogeny
B. Histology
C. Ontogeny
D. None of these
Answer» C. Ontogeny
18.

Which plant contain cardio active glycoside

A. Digitalis spp.
B. Cardamom
C. Ginseng
D. Lemon spp.
Answer» C. Ginseng
19.

Pansy is very popular annual due to its:

A. Stem and foliage beauty
B. Hardiness toward ground cover
C. Planting under shad.
D. Mix colour flowers bedding plant.
Answer» E.
20.

Maximum nitrogen fixation per acre is __________ lbs annually :

A. 250
B. 75
C. 150
D. 125
Answer» B. 75
21.

At the time of transplanting, weight of date palm sucker should be:

A. 5-10 kg
B. 10-20 kg
C. 20-30 kg
D. Less than 5 kg
Answer» C. 20-30 kg
22.

Color of carrot depends upon

A. Age
B. Variety
C. Season
D. All of these
Answer» E.
23.

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

A. Stem
B. Rhizome
C. Pseudostem
D. Crown
Answer» D. Crown
24.

Best planting time of turf grasses is

A. May-June
B. July-Aug
C. Sep-Oct
D. Nov-Dec
Answer» C. Sep-Oct
25.

Citrus belongs to sub family:

A. Citrea
B. Clausnea
C. Aurantioideae
D. Citrae
Answer» D. Citrae
26.

Elevation of temperate region from sea level ranges:

A. 1000-2000 m
B. 2500-3000 m
C. 3500-4000 m
D. b & c
Answer» E.
27.

An example of an organic material is __________.

A. Pea gravel
B. Perlite
C. Leaf mold
D. Vermiculite
Answer» D. Vermiculite
28.

The edible part of potato is:

A. Root
B. Tuber
C. Rhizome
D. Corm
Answer» C. Rhizome
29.

Adopted planting system of orchard in Pakistan is:

A. Square system
B. Rectangular system
C. Hexagonal system
D. All of above
Answer» B. Rectangular system
30.

Rubber plant (ornamental) belongs to family:

A. Oleacecae
B. Moraceae
C. Rosaceae
D. Nyctaginaceae
Answer» C. Rosaceae
31.

Stem of a grass plant is

A. Stalk
B. Cane
C. Culm
D. None of the above
Answer» D. None of the above
32.

Plants, soft and green, and can be easily bent is known

A. Herbaceous
B. Woody
C. Shrubs
D. Non of these
Answer» B. Woody
33.

Pansy is very popular winter annual for its

A. Stem and foliage beauty
B. Planting under shade
C. Hardiness towards ground cover
D. Mixed coloured flower bedding plant
Answer» E.
34.

Through drip we can provide

A. Water
B. Fertilizer
C. Both of the above
D. None of these
Answer» D. None of these
35.

In nursery production, a “liner” refers to __________.

A. A plastic bag
B. A rooted cutting or small seedling
C. A type of garden tool
D. A plastic mulch covering
Answer» C. A type of garden tool
36.

Vegetables or their products are preserved by means of:

A. Grading
B. Packing
C. Processing
D. Vegetable forcing
Answer» D. Vegetable forcing
37.

A leaf with parallel venation:

A. Has leaflets
B. Is a monocot
C. Has crossing veins
D. Is a compound leaf
Answer» C. Has crossing veins
38.

Which of the following annuals is used as rock garden?

A. Cosmos
B. Clarkia
C. Dianthus
D. Morning glory
Answer» E.
39.

Which is the best indicator of metabolic activities and potential storage life of freshproduce;

A. Rate of transpiration
B. Rate of respiration
C. Rate of ethylene production
D. Rate of weight loss
Answer» C. Rate of ethylene production
40.

Controlled inhibition of seed is termed as:

A. Priming
B. Soaking
C. Chilling
D. None of above
Answer» E.
41.

An example of a specialty cut flower used in a floral arrangement is a(n):

A. Rose
B. Carnation
C. Orchid
D. Pompom Chrysanthemum
Answer» D. Pompom Chrysanthemum
42.

When installing a landscape, which step (from the following list) should be completedfirst:

A. Plant the trees and shrubs
B. Add amendments to the soil
C. Install the drainage system
D. Build retaining walls and garden walkways
Answer» D. Build retaining walls and garden walkways
43.

Optimum day time temperature range for best growth of house plants is:

A. 6-12
B. 12-18
C. 18-24
D. 24-30
Answer» D. 24-30
44.

Injurious effects of sulphates can be replaced with the addition of ________:

A. Nitrates
B. Phosphates
C. Ammonia
D. Ca & Mg
Answer» B. Phosphates
45.

Cross pollination is associated with:

A. Cleistogamy
B. Chasmogamy
C. Dichogamy
D. Apogamy
Answer» C. Dichogamy
46.

Petiole is a main part of

A. Flower
B. Leaf
C. Inflorescence
D. Twig
Answer» C. Inflorescence
47.

Rose is severely pruned during:

A. Spring ( Feb- Mar )
B. Autumn ( Sep- Oct )
C. Winter ( Dec- Jan )
D. Summer ( May- June )
Answer» D. Summer ( May- June )
48.

________ have ability to alter the sex of the flowers:

A. Auxins
B. Gibberellins
C. Kinins
D. None of above
Answer» C. Kinins
49.

Which of the following annual is used as ground cover?

A. Musemberanthemum
B. Stock
C. Viola
D. Calendula
Answer» B. Stock
50.

During dry periods, landscape plants should be:

A. Watered lightly every day
B. Watered heavily once each 7-10 days
C. Watered and fertilized heavily each week
D. Watered only after darkness
Answer» B. Watered heavily once each 7-10 days