Unit 6: Production Technology of Plantation Crops - Practice Quiz

HRT208 — Production Technology Of Fruit And Plantation Crops 60 Questions
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1 What is the botanical name of the tea plant?

Tea Easy
A. Camellia sinensis
B. Hevea brasiliensis
C. Theobroma cacao
D. Coffea arabica

2 Which portion of the tea plant is commonly harvested to produce high-quality tea?

Tea Easy
A. Old branches and stems
B. Dry flowers and fruits
C. Two leaves and a bud
D. Mature roots and bark

3 Which type of soil is generally suitable for tea cultivation?

Tea Easy
A. Well-drained acidic soil
B. Waterlogged clay soil
C. Strongly alkaline soil
D. Highly saline sandy soil

4 What is the main purpose of pruning tea bushes?

Tea Easy
A. To maintain a convenient plucking table
B. To eliminate the need for irrigation
C. To promote the production of fruits
D. To increase the size of tea roots

5 Which coffee species is widely known for producing mild and aromatic coffee?

Coffee Easy
A. Coffea excelsa
B. Coffea liberica
C. Coffea arabica
D. Coffea robusta

6 The coffee plant belongs to which botanical family?

Coffee Easy
A. Rubiaceae
B. Euphorbiaceae
C. Anacardiaceae
D. Malvaceae

7 What is the fruit of the coffee plant commonly called?

Coffee Easy
A. Coffee cherry
B. Coffee follicle
C. Coffee cone
D. Coffee capsule

8 Which field condition is commonly provided for young coffee plants?

Coffee Easy
A. Partial shade
B. Heavy salinity
C. Standing water
D. Complete darkness

9 What is the botanical name of cocoa?

Cocoa Easy
A. Theobroma cacao
B. Camellia sinensis
C. Anacardium occidentale
D. Coffea canephora

10 Which commercial product is mainly prepared from cocoa beans?

Cocoa Easy
A. Chocolate
B. Natural rubber
C. Roasted cashew
D. Black tea

11 What does cauliflory in cocoa mean?

Cocoa Easy
A. Flowers develop on the trunk
B. Flowers develop inside the fruit
C. Flowers develop only on roots
D. Flowers develop below the soil

12 Which climate is most suitable for cocoa cultivation?

Cocoa Easy
A. Cool and arid climate
B. Frosty and windy climate
C. Hot and humid climate
D. Cold and dry climate

13 What is the botanical name of cashewnut?

Cashewnut Easy
A. Anacardium occidentale
B. Hevea brasiliensis
C. Camellia sinensis
D. Theobroma cacao

14 The cashew plant belongs to which botanical family?

Cashewnut Easy
A. Musaceae
B. Anacardiaceae
C. Euphorbiaceae
D. Rubiaceae

15 Where is the cashew nut located in relation to the cashew apple?

Cashewnut Easy
A. Inside the cashew apple
B. Beside the flower stalk
C. Above the cashew apple
D. Below the cashew apple

16 Which propagation method is commonly used to multiply elite cashew plants?

Cashewnut Easy
A. Rhizome division
B. Leaf separation
C. Tuber cutting
D. Softwood grafting

17 What is the botanical name of the commercial rubber tree?

Rubber Easy
A. Coffea arabica
B. Anacardium occidentale
C. Theobroma cacao
D. Hevea brasiliensis

18 What is the milky liquid obtained from a rubber tree called?

Rubber Easy
A. Nectar
B. Latex
C. Sapwood
D. Resin

19 What is the process of collecting latex from a rubber tree called?

Rubber Easy
A. Tapping
B. Pruning
C. Layering
D. Budding

20 Which propagation method is commonly used for commercial rubber planting material?

Rubber Easy
A. Bud grafting
B. Air layering
C. Crown division
D. Leaf cutting

21 A tea estate receives frequent rainfall, but plants in a low-lying block show yellowing and root decline. Which corrective measure is most appropriate?

Tea Medium
A. Increase the frequency of plucking
B. Apply additional nitrogen fertilizer
C. Reduce the height of shade trees
D. Improve surface and subsurface drainage

22 A manager wants to produce high-quality made tea while maintaining sufficient foliage for continued shoot growth. Which plucking standard should generally be followed?

Tea Medium
A. A bud with four mature leaves
B. A bud with two tender leaves
C. Only fully expanded maintenance leaves
D. Three leaves without the bud

23 During one plucking round, 8,000 marketable tea shoots are harvested, with an average shoot weight of . What is the approximate green-leaf yield?

Tea Medium
A.
B.
C.
D.

24 An old tea block has developed tall, irregular bushes with a declining plucking surface. Which field operation would most directly restore a manageable productive frame?

Tea Medium
A. Repeated application of foliar nutrients
B. Delayed harvesting of mature shoots
C. Continuous removal of shade trees
D. Deep pruning at the recommended cycle

25 After a prolonged dry period, a coffee plantation needs uniform flowering before the normal rains begin. Which irrigation practice is most suitable?

Coffee Medium
A. Maintain continuous flooding
B. Withhold water until fruit set
C. Irrigate only after harvesting
D. Apply a blossom shower

26 A grower plans to establish coffee in a warmer, lower-elevation site where coffee leaf rust is common. Which species is generally the more suitable choice?

Coffee Medium
A. Robusta coffee
B. Excelsa coffee
C. Arabica coffee
D. Liberica coffee

27 A producer wants to prepare washed coffee with a clean cup profile. What should be done soon after harvesting ripe berries?

Coffee Medium
A. Pulp the berries and ferment the mucilage
B. Store the berries in sealed dry bags
C. Dry the whole berries without pulping
D. Roast the berries before removing pulp

28 Coffee plants in an exposed block show leaf scorching and excessive soil-moisture loss during hot months. Which management change is most appropriate?

Coffee Medium
A. Remove all temporary shade plants
B. Increase the depth of stem pruning
C. Establish regulated overhead shade
D. Harvest berries at the green stage

29 A farmer wishes to introduce cocoa beneath an established coconut garden. Which condition most strongly supports the suitability of this system?

Cocoa Medium
A. Filtered shade with adequate soil moisture
B. Full sunlight with frequent dry winds
C. Complete removal of the coconut canopy
D. Deep flooding during the rainy season

30 A cocoa grower dries freshly extracted beans immediately and obtains chocolate with weak aroma and excessive bitterness. Which omitted operation most likely caused the problem?

Cocoa Medium
A. Fermentation of the wet beans
B. Scarification of the seed coat
C. Polishing of the dry beans
D. Grinding of the fresh beans

31 Vigorous upright shoots arise below the jorquette of a bearing cocoa tree and begin competing with the main canopy. How should these shoots be managed?

Cocoa Medium
A. Bend them toward the main stem
B. Retain them as permanent fan branches
C. Remove them as unwanted chupons
D. Graft them onto existing fan branches

32 A worker searches only among the outer branches for harvestable cocoa pods and misses a large proportion of the crop. Which growth characteristic explains the error?

Cocoa Medium
A. Pods form mainly on detached flower stalks
B. Pods remain hidden beneath the soil surface
C. Pods develop only on new terminal shoots
D. Pods are borne on the trunk and old branches

33 A grower wants a new cashew orchard with uniform tree type and early bearing. Which planting material is most appropriate?

Cashewnut Medium
A. Softwood-grafted plants from elite trees
B. Fresh seedlings from unknown local trees
C. Root cuttings collected from old trees
D. Open-pollinated seedlings from mixed nuts

34 A cashew farmer carries out severe pruning of healthy terminal shoots immediately before flowering. What is the most likely effect on the next crop?

Cashewnut Medium
A. Harvest advances because apples mature underground
B. Yield decreases because bearing terminals are removed
C. Nut size increases because flowers become bisexual
D. Yield increases because more roots are produced

35 An old cashew orchard contains healthy trees of poor genetic quality and gives consistently low yields. Which method can replace their canopies without replanting the entire orchard?

Cashewnut Medium
A. Ring-barking the productive limbs
B. Top-working with superior scions
C. Direct seeding beneath each tree
D. Layering every mature branch

36 A farmer collects cashew nuts by shaking trees while many apples are still green. Which practice would better improve nut maturity and kernel quality?

Cashewnut Medium
A. Remove nuts immediately after flowering
B. Harvest green fruits at weekly intervals
C. Cut entire panicles before apple development
D. Collect naturally fallen mature fruits regularly

37 A budded rubber tree has not yet reached the recommended trunk girth for opening. Why should tapping be postponed?

Rubber Medium
A. Late tapping permanently prevents latex flow
B. Young bark contains no functional latex vessels
C. Tapping before flowering causes seedlessness
D. Early tapping can impair growth and future yield

38 A tapping schedule is written as . How should it be interpreted?

Rubber Medium
A. Quarter-spiral cut tapped on alternate weeks
B. Full-spiral cut tapped twice each day
C. Half-spiral cut tapped on alternate days
D. Half-spiral cut tapped twice each month

39 Latex collection drops sharply during a rainy period because water repeatedly wets the tapping panel and collection cup. Which intervention is most appropriate?

Rubber Medium
A. Install rain guards above the tapping panel
B. Coagulate latex directly on the bark
C. Increase tapping depth into the wood
D. Remove the protective canopy completely

40 A rubber tapper repeatedly cuts too deeply and injures the cambium. What is the most likely long-term consequence?

Rubber Medium
A. Earlier flowering and greater seed production
B. Faster bark renewal and increased trunk girth
C. Irregular bark renewal and reduced tapping life
D. Permanent improvement in latex vessel formation

41 A new tea field is to be established on a 35% slope in a region receiving intense monsoon rainfall. Which layout best limits soil erosion while maintaining root-zone aeration?

Tea Hard
A. Plant along contours with staggered rows, vegetative barriers, and graded drains
B. Plant directly down the slope with deep basins around individual bushes
C. Remove all ground vegetation, construct vertical channels, and orient every access path downslope
D. Plant in square blocks and retain standing water between adjacent rows

42 During clonal propagation of tea, a worker removes the leaf from every single-node cutting but retains the axillary bud. What is the most likely consequence?

Tea Hard
A. Rooting declines because the cutting loses a major photosynthetic and hormonal source
B. Rooting improves because transpiration is completely eliminated
C. Rooting remains unchanged because the dormant bud supplies all required carbohydrates
D. Rooting improves only because leaf removal converts the axillary bud into a root initial

43 A tea estate receives a premium for liquor quality, but recent harvests contain many coarse shoots. Which plucking adjustment is most appropriate?

Tea Hard
A. Delay harvesting until the terminal bud becomes dormant and all leaves harden
B. Adopt shorter rounds and harvest predominantly two leaves and a bud
C. Adopt longer rounds and harvest four leaves with each terminal bud
D. Remove maintenance foliage below the plucking table during every round

44 A mature tea field has a healthy frame, but its plucking surface has become slightly elevated and uneven. The manager wants minimal crop interruption and no removal of major branches. Which operation is most suitable?

Tea Hard
A. Collar pruning
B. Deep formative pruning
C. Rejuvenation pruning
D. Light skiffing

45 After a prolonged dry period, coffee bushes receive blossom irrigation and flower uniformly. No rain follows flowering. Which subsequent practice most directly reduces flower and young-fruit loss?

Coffee Hard
A. Impose another extended dry period immediately
B. Remove all primary branches bearing flowers
C. Apply backing irrigation after fruit set begins
D. Flood the field continuously from flowering until harvest to prevent any temporary soil-water deficit

46 An exhausted coffee stem must be replaced without changing the root system. Which shoot should be selected to form the new stem?

Coffee Hard
A. A secondary lateral branch carrying old berries
B. A fruiting twig arising at the tip of a tertiary branch
C. A plagiotropic primary branch growing horizontally
D. A vigorous orthotropic sucker arising near the stem base

47 A coffee lot contains selectively harvested ripe cherries intended for a high-quality washed product. Which processing sequence best preserves this objective?

Coffee Hard
A. Boiling the cherries, mechanical pulping, washing, and rapid roasting
B. Whole-cherry sun drying, prolonged storage, hulling, and rewetting
C. Heap the unsorted cherries for several days before pulping so that spontaneous fermentation removes the skin and mucilage together
D. Prompt pulping, controlled mucilage fermentation, washing, and gradual drying

48 An estate must allocate two sites: a cool high-elevation site with moderate leaf-rust pressure and a warmer lower-elevation site. Which allocation is agronomically most appropriate?

Coffee Hard
A. Robusta at both sites because Arabica requires continuously flooded soil
B. Arabica at the higher site and Robusta at the warmer lower site
C. Robusta at the higher site and Arabica at the warmer lower site
D. Arabica at both sites because Robusta cannot tolerate shade

49 Cocoa trees under a very dense coconut canopy flower profusely but set few pods. The floor is dry and repeatedly cleared of organic residues. Which integrated change is most likely to improve production?

Cocoa Hard
A. Regulate overhead shade and retain moist organic matter that supports pollinating midges
B. Remove every shade palm and maintain bare, sun-exposed soil throughout the year
C. Retain the dense canopy but remove cocoa flowers so that vegetative growth receives all assimilates
D. Flood the plantation continuously and eliminate all insects with residual insecticide

50 A seedling cocoa block flowers abundantly but repeatedly shows poor pod set because many trees are self-incompatible and genetically related. Which intervention most directly addresses the constraint?

Cocoa Hard
A. Remove every tree that produces flowers on the trunk
B. Propagate the best existing tree alone and establish a genetically uniform single-clone block
C. Interplant mutually compatible, high-performing clones
D. Increase nitrogen until all flowers become self-fertile

51 In formative pruning of cocoa, which decision correctly distinguishes chupons from fan branches?

Cocoa Hard
A. Remove unwanted upright chupons while retaining well-spaced fan branches at the jorquette
B. Train fan branches vertically as replacement taproots
C. Remove the jorquette annually and retain only downward-growing tertiary branches
D. Retain all basal chupons and remove every branch arising at the jorquette

52 A batch of dried cocoa beans is strongly astringent and shows a high proportion of slaty-purple cotyledons. Which earlier processing failure most plausibly caused this defect?

Cocoa Hard
A. Excessive polishing after drying
B. Excessive pod formation before harvest
C. Insufficient fermentation before drying
D. Prolonged storage of fully dried beans at a stable moisture content

53 A breeder has identified an elite cashew tree with high nut weight and shelling percentage. Which method is most appropriate for establishing a genetically uniform commercial orchard from it?

Cashewnut Hard
A. Planting only large cashew apples because apple size guarantees identical kernel genotype
B. Raising seedlings from mixed nuts collected across the orchard
C. Direct sowing of open-pollinated nuts from the elite tree
D. Softwood grafting using scions from the elite tree

54 A cashew orchard flowers normally, but fruit set falls sharply after repeated broad-spectrum insecticide sprays during peak bloom. What is the most defensible diagnosis and response?

Cashewnut Hard
A. Kernel dormancy; irrigate harvested nuts before flowering ends
B. Pollinator suppression; avoid disruptive sprays during peak flowering
C. Excessive vegetative propagation; replace grafts with random seedlings
D. Insufficient shell oil formation; apply insecticide more frequently to every open panicle

55 Which statement correctly relates the harvested components of cashew to their botanical and commercial roles?

Cashewnut Hard
A. The apple is the true fruit, while the nut is a swollen floral receptacle
B. The apple and nut are separate true fruits developing from two independently fertilized ovaries
C. The nut is the true fruit, the kernel is its seed, and the apple is an accessory structure
D. The kernel is the pericarp, while the shell is an enlarged cotyledon

56 An adult cashew orchard has dense, interlocking canopies and declining flowering. Because cashew bears mainly on terminal shoots, which canopy-management schedule is most suitable?

Cashewnut Hard
A. Retain all crossing branches and remove only newly formed peripheral shoots
B. Remove all current terminals immediately before panicle emergence
C. Prune crowded branches after harvest to stimulate new bearing terminals
D. Pollard every tree heavily during full bloom each year

57 In rubber tapping notation, what does the system S/2 d2 6d/7 indicate?

Rubber Hard
A. Two half-spiral cuts tapped simultaneously on all seven days of the week
B. A half-spiral cut tapped on alternate days, six days per week
C. A half-spiral cut tapped daily, two weeks out of seven
D. A full-spiral cut tapped twice daily, six days per week

58 Under standard practice for opening a uniform stand of budded rubber, which condition most appropriately indicates tappability?

Rubber Hard
A. About 70% of trees attain roughly 50 cm girth at 1.25 m above the bud union
B. The tallest trees begin flowering, irrespective of trunk girth, bark thickness, or the proportion of tappable trees
C. Every tree attains 30 cm girth measured directly at the bud union
D. Half the trees attain 40 cm girth at the first branching point

59 A high-yielding rubber block develops increasing tapping-panel dryness after frequent tapping and repeated stimulant application. Which immediate response is most appropriate?

Rubber Hard
A. Double stimulant concentration and shift to twice-daily tapping
B. Suspend or reduce tapping and discontinue stimulation on affected trees
C. Remove all untapped bark and reopen the same panel below the original cut
D. Deepen the tapping cut until wood injury restores latex flow

60 Fresh latex is intended for production of ribbed smoked sheets. Which sequence is technically appropriate?

Rubber Hard
A. Allow uncontrolled field coagulation, mix the coagulum with soil, and press it directly into export-grade sheets
B. Add concentrated mineral acid, sun-bake the curd, and polish it with shell oil
C. Strain latex, coagulate with controlled dilute acid, roll into sheets, and smoke-dry
D. Concentrate latex by boiling, add strong alkali, cast blocks, and freeze-dry