horticulture Mcqs
151. Gulkand is made from the most common beautiful flower of_______________?
comments icon0

A. Jasmine

B. Petunia

C. Chrysanthemum

D. Rose
152. Parthenogenesis is most commonly seen in_______________________?
comments icon0

A. Mango

B. Orange

C. Grape

D. Apple

153. Cucumber, Kidney bean, pea and tomato are the example of _______________________?
comments icon0

A. Long night plants

B. Day natural plants

C. Long day and Long night plants

D. Long day plants

154. Development of distorted swollen leaves which become inverted translucent and eventually necrotic is known as_________________?
comments icon0

A. Mosaicism

B. Vitrification

C. Death of plant

D. Bacterial contamination

155. The year in which mango tree does not produce or produce very small number of fruit is called ________________ ?
comments icon0

A. Lazy year

B. None of the above

C. Off year

D. Hunger year

156. A technique which involves separating vegetative parts like rhizome offset, corns and sucker from the parent plant is called_________________?
comments icon0
A. Division

B. Mound layering

C. Stool layering

D. Root cutting

157. Plant growth regulator found in terminal and lateral buds is___________________?
comments icon0

A. All the above

B. Auxins

C. Gibberellins

D. Abscisic acid

158. In California the age of citrus tree is____________________?
comments icon0

A. 70 years

B. 75-100 years

C. 40 years

D. 80-90 years

159. In Holy Quran which one of the following fruits have been especially mentioned____________________?
comments icon0

A. Dates

B. Grapes

C. Figs

D. All the above
160. Formation of male and female gametes in the flower is called__________________?
comments icon0

A. REproduction

B. Fertilization

C. Zygote formation

D. Gametogenesis
161. Fruit in which edible portion is thalamus are known as___________________?
comments icon0

A. Berries

B. Aggregate fruit

C. Soft fruits

D. Pome
162. A pigment sensitive to light is known as___________________?
comments icon0

A. None of the above

B. Photo pigment

C. Photo phase

D. Photo receptor
163. Shrubs and flowering trees are propagated through_________________?
comments icon0

A. Hard wood cutting

B. Semi hard wood cutting

C. Soft wood cutting

D. Semi soft wood cutting

164. What type of pollination is observed in okra_________________?
comments icon0

A. Cross pollination

B. Partually self pollination

C. Partially cross pollination

D. Both A & B
165. Synthetic products which when applied to plants produce reactions almost identical to those caused by natural harmonics are called______________?
comments icon0

A. Plant harmonics

B. Photoperiodism activants

C. Plant growth regulators

D. Plant growth promoters
166. Imperfect flower is___________________?
comments icon0

A. Without sepals

B. None of the above

C. Without petals

D. Unisexual
167. In day time plants release_________________?
comments icon0

A. Hydrogen

B. Nitrogen

C. Carbon dioxide

D. Oxygen
168. Vernalization is a process that________________?
comments icon0

A. Promote seed maturation

B. Promote flowering

C. Enhance maturity in plants

D. Initiate fertilization

169. Degreening of citrus fruit is achieved by the use of_____________________?
comments icon0

A. Cytokinine

B. Ethylene

C. Ethrel

D. Ethepone

170. A group of plants providing food, fiber and shelter is____________________?
comments icon0
A. Angiosperm

B. Dieetyledens

C. Gymnosperm

D. Monocotyledons

171. Several scions with their base ends trimmed as wedges are inserted between the bark and the wood is called_________________?
comments icon0

A. Tongue grafting

B. Bridge grafting

C. Splice grafting

D. Bark grafting
172. Auxins and cytokinins are________________?
comments icon0
A. Growth regulators

B. Fungicides

C. Herbicides

D. Insecticides

173. A physiological aging activity in which plant tissues degenerate and ultimately die is called___________________?
comments icon0

A. Fruit ripening

B. Maturity

C. Senescence

D. Both a & b

174. Establishment of new crop naturally or artificially is _________________?
comments icon0

A. Nursery

B. Regeneration

C. Sericulture

D. Siliviculture

175. Nitrogen requirement for citrus plant per year is___________________?
comments icon0

A. 1 Kg

B. 2Kg

C. 1-1.5Kg

D. 4Kg
176. Transfer of pollen grains of a flower to the stigma of the same the flowers of the same plant is called__________________?
comments icon0

A. Polygamy

B. Homogamy

C. None of the above

D. Autogamy
177. Study of plant species in relation of its environmental history ___________________?
comments icon0

A. Ontogeny

B. Histology

C. Phylogemy

D. None of the above

178. Tomatoes would not have turned red if__________________?
comments icon0

A. They were kept at the bottom layer of the box

B. Less hey had been put in the box

C. There were no ripe apples in the box

D. They were mixed with the ripe apples

179. Anthesis starts in onion. at__________________?
comments icon0

A. 7.00 am

B. 5.00 am

C. 10.00 am

D. 8.00 am
180. Increased flower size has made tetraploidy important for___________________?
comments icon0

A. Agronomist

B. Pathologist

C. Plant breeder

D. Horticulturist
181. Which one of the following plants prevent soil erosion and reclaim water logged soils____________________?
comments icon0

A. Ber

B. All the above

C. Guava

D. Pome granate

182. Temperate fruits requires certain amount of chilling to flower, which one is the important temperate fruit from the following list__________________?
comments icon0

A. All the above

B. Mango

C. Litchi

D. Apple
183. Seed is___________________?
comments icon0

A. None of the above

B. Transformed ovule after fertilization

C. Developed egg after fertilization

D. developed ovary after fertilization

184. The recommended plant to plant space for chiku is __________________?
comments icon0
A. 50 x 50 ft

B. 20 x 20 ft

C. 100 x 100 ft

D. 35 x 35 ft

185. Plant hormones present in the apices of shoots and leaf primordials are __________________?
comments icon0

A. Ethylene

B. Auxins

C. Cytokinins

D. Gibberellins
186. Liquid food drinking is_____________________?
comments icon0

A. None of the above

B. Phagocytosis

C. Imbibitions

D. Pinoeytosis
187. Storage life of lemon is____________________?
comments icon0
A. 6 weeks

B. None of the above

C. 7 weeks

D. 4-5 weeks

188. Common varieties of rose are developed by___________________?
comments icon0

A. Grafting

B. Cutting

C. Budding

D. Layering

189. A branch of science which deals with ornamental and vegetables is called___________________?
comments icon0

A. Sericulture

B. Floriculture

C. Agriculture

D. Horticulture
190. Tender crop cannot tolerate a minimum temperature of ___________________?
comments icon0

A. -1C

B. 2C

C. 0C

D. 1C

191. A major metabolic process taking place in harvest yield is__________________?
comments icon0
A. Respiration

B. transpiration

C. Absorption

D. Growth

192. Planting distance of about 10-15 meter is recommended for___________________?
comments icon0

A. Datepalm

B. Mango

C. Banana

D. Apple

193. System of planting banana suckers followed in Sindh is____________________?
comments icon0

A. Hexagonal

B. Square

C. Rectangular

D. Triangular

194. Shelf life of fruit is prolonged by use of____________________?
comments icon0

A. Auxins

B. 2,4-D

C. Maleic hydrazine

D. Ethylene

195. Cabbage and cauliflower are also___________________?
comments icon0

A. Bulb crop

B. Cole crop

C. Solanaceous

D. Leafy vegetables

196. Loss of sensation and heart enlargement are caused due to deficiency of__________________?
comments icon0
A. Vitamin B

B. Vitamin E

C. Vitamin A

D. Vitamin C

197. A pruning management done to develop a tree framework strong cough to bear large number of fruits without breaking of branches is known as _________________?
comments icon0

A. Training

B. Punning

C. Thinning

D. All the above
198. Strawberry belongs to what type of fruit ?
comments icon0

A. Berry

B. Aril

C. Etario of achenes

D. Pome

199. Type of mango fruit is_________________?
comments icon0

A. Peop

B. Pome

C. Berry

D. Drupe
200. The management of plant structure and fruiting wood is called____________________?
comments icon0

A. Thinning

B. None of the above

C. Pruning

D. Training