Free Practice Questions for SISC Agriculture

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Exam Review

Key Facts: SISC Agriculture Exam

5 November 2026

2026 scheduled date

https://solomons.gov.sb/mehrd-announces-2026-national-examination-dates-and-times/

Year 11

National examination level

https://www.mehrd.gov.sb/national-education-services/national-examination

5 November 2026: 3 hours plus 10 minutes reading time. Independent English-language MCQ study adaptation for SISC Agriculture. This is not an official translation, official paper or format simulation. MCQs support agricultural knowledge and calculation practice; they do not replace fieldwork, husbandry tasks or school-based assessment.

Sample SISC Agriculture Practice Questions

Try these sample questions to review concepts for the SISC Agriculture exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1In which tissue layer of a dicotyledonous crop leaf are chloroplasts most densely concentrated for photosynthesis?

A.Upper epidermis and waxy cuticle layer

B.Palisade mesophyll layer just beneath the upper epidermis

C.Spongy mesophyll air spaces near the lower epidermis

D.Xylem vessels within the midrib vascular bundle

Explanation: Palisade mesophyll cells are elongated, tightly packed cylindrical cells located directly below the transparent upper epidermis, and they contain the highest density of chloroplasts to capture incoming sunlight efficiently. This structural arrangement maximizes light absorption for converting carbon dioxide and water into glucose and oxygen.

2During tuber bulking in sweet potato (Ipomoea batatas), which vascular tissue transports sucrose manufactured in the leaves down to the developing storage roots?

A.Root hairs in the dermal tissue

B.Xylem tracheids and vessels

C.Cambium meristematic ring

D.Phloem sieve tubes and companion cells

Explanation: Phloem tissue consists of living sieve tube elements supported by companion cells that translocate dissolved organic assimilates, primarily sucrose and amino acids, from photosynthetic source leaves to storage sinks such as sweet potato roots. Without active phloem transport, storage roots cannot accumulate starch.

3Which combination of weather conditions on an exposed coastal farm in Solomon Islands will cause the highest rate of stomatal transpiration in newly transplanted vegetable crops?

A.High air temperature, low relative humidity, and steady wind

B.High air temperature, high relative humidity, and still air

C.Cool air temperature, overcast sky, and high relative humidity

D.Heavy rainfall, saturated air, and low light intensity

Explanation: High air temperature increases the kinetic energy of water molecules inside the leaf, low relative humidity creates a steep water vapour concentration gradient between the substomatal air space and outside air, and wind sweeps away the humid boundary layer at the leaf surface. Together, these three factors maximize water vapour loss through open stomata.

4When seedlings in a nursery house receive light from only one side, their stems bend toward the light source. What physiological mechanism causes this positive phototropic response?

A.Ethylene gas accumulates on the illuminated side and stimulates rapid cell division

B.Abscisic acid moves to the shaded side and causes cells to lose turgor pressure

C.Auxin migrates to the shaded side of the shoot tip and stimulates greater cell elongation there

D.Gibberellin is destroyed on the shaded side, causing the illuminated side to shrink

Explanation: Unilateral light causes the plant hormone auxin (indole-3-acetic acid) produced at the shoot apex to redistribute laterally toward the shaded side of the stem. Higher auxin concentration in shoot tissue stimulates cell wall loosening and greater cell elongation on the shaded side, bending the growing stem toward the light.

5What is a major agronomic advantage of propagating fruit trees vegetatively by budding or grafting rather than growing them from sexually produced seed?

A.Vegetatively propagated trees develop a deeper taproot than seedling trees

B.Vegetative propagation eliminates the transmission of systemic viral diseases

C.Vegetatively propagated trees are genetically identical to the parent scion and bear fruit at a younger age

D.Vegetative propagation creates high genetic variation needed for breeding new cultivars

Explanation: Asexual (vegetative) propagation uses mitotic cell division, producing clones that retain the exact desirable fruit quality and yield traits of the selected scion while bypassing the long juvenile phase typical of seedlings. Note that in grafted or budded trees, the root system comes from the rootstock while the fruit-bearing canopy comes from the scion.

6Which pairing accurately matches the Pacific staple root crop with its standard commercial vegetative planting material?

A.Taro (Colocasia esculenta) — corm headsetts or basal suckers; Cassava (Manihot esculenta) — mature woody stem cuttings

B.Sweet potato (Ipomoea batatas) — underground bulbils; Yam (Dioscorea alata) — herbaceous leaf-bud cuttings

C.Cassava (Manihot esculenta) — storage root tuber slices; Taro (Colocasia esculenta) — true botanical seeds

D.Yam (Dioscorea esculenta) — stolon runners; Sweet potato (Ipomoea batatas) — lignified hardwood stakes

Explanation: Taro can be propagated using the corm crown with trimmed petiole bases or side suckers. Cassava is normally propagated using healthy mature stem cuttings with viable buds. The planting organ must contain the tissues needed to form new shoots and roots.

7A cocoa farmer in Makira establishes a 1.5-hectare block of hybrid cocoa at a rectangular spacing of 3.0 m between rows and 2.5 m between plants within each row. Assuming no area is lost to roads or drains, how many cocoa seedlings are required to plant the entire 1.5-hectare block?

A.1,125 seedlings

B.1,333 seedlings

C.1,667 seedlings

D.2,000 seedlings

Explanation: One hectare equals 10,000 m², so a 1.5-hectare block has a total area of 1.5 × 10,000 m² = 15,000 m². Each cocoa seedling occupies 3.0 m × 2.5 m = 7.5 m² of ground area, giving 15,000 m² / 7.5 m² = 2,000 seedlings.

8Why are vegetable seedlings in a school nursery subjected to 'hardening off' during the final 7 to 10 days before transplanting to the open garden?

A.To force rapid stem etiolation so seedlings grow taller than competing weeds

B.To acclimatize seedlings to full sunlight and lower moisture by thickening their cuticle and reducing transplant shock

C.To leach excess nitrogen from the potting soil before root pruning

D.To stimulate immediate flowering before vegetative leaves develop

Explanation: Hardening off involves gradually reducing overhead shade and watering frequency during the week prior to transplanting. This thickens the leaf cuticle, firms stem tissues, and conditions stomatal regulation so seedlings survive full sun and wind in the open field with minimal transplant shock.

9Chinese cabbage seedlings in a nursery seedbox suddenly develop water-soaked, constricted stems at the soil line and topple over in circular patches. Which nursery condition most strongly promotes this damping-off disease?

A.Sowing seeds too thinly in solarized, well-drained sandy loam media

B.Applying balanced starter phosphorus fertilizer at mixing

C.Elevating seedboxes on wire-mesh benches in a well-ventilated shelter

D.Overcrowded sowing combined with overwatering and poor air circulation

Explanation: Damping-off is caused by soil-borne oomycetes and fungi such as Pythium, Phytophthora, and Rhizoctonia species that thrive in wet, poorly aerated soil and high surface humidity. Dense sowing, excessive watering, and stagnant air keep the hypocotyl base continuously wet, allowing rapid fungal invasion and seedling collapse.

10In vegetable nursery management, what is the primary purpose of 'pricking out' tomato or capsicum seedlings?

A.Pinching off the terminal shoot apex to force lateral branching before flowering

B.Transferring young seedlings from a densely sown germination tray into wider spacing in nursery beds or polybags

C.Removing the cotyledons as soon as the radicle emerges from the seed coat

D.Cutting off the lower half of the taproot after the plant sets its first fruit cluster

Explanation: Pricking out is the careful lifting of delicate seedlings (typically when the first pair of true leaves appears) from a crowded seedbox into individual polybags, cell trays, or spaced nursery beds. Giving each seedling adequate rooting volume and light prevents competition and produces stocky seedlings with intact root balls for field transplanting.

About the SISC Agriculture Exam

Independent English-language MCQ study adaptation for SISC Agriculture. This is not an official translation, official paper or format simulation. MCQs support agricultural knowledge and calculation practice; they do not replace fieldwork, husbandry tasks or school-based assessment. Practice topic counts below describe this bank, not official examination weights.

Exam sponsor: Ministry of Education and Human Resources Development (MEHRD), National Education Assessment Division (NEAD), Solomon Islands. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Assessment

A national written paper is confirmed for 2026. The official 2022 adjusted guide describes multiple-choice, short-answer and long-answer sections and school-based tasks; its temporary section marks, task totals and weighting are not a 2026 specification. The 2022 guide documents internal agriculture tasks alongside the external paper. Current task details and weightings were not verified; the school must confirm required practical coursework and submissions. No separate oral or case-study component was verified.

Time Limit

3 hours plus 10 minutes reading time.

Passing Score

No fixed 2026 subject pass mark or placement cutoff was verified in the official sources checked. Confirm current certification and selection rules with NEAD through the school.

Exam / Certification Fees

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Official sources

MEHRD official 2026 national examination timetable · Source checked 2026-10-13
NEAD examination mandate and school-based assessment resources · Source checked 2026-10-13
MEHRD 2022 COVID-adjusted subject assessment guide — historical scope, not a 2026 blueprint · Source checked 2026-10-13Use for documented subject learning areas. Temporary 2022 reductions, counts, durations and assessment weights must not be presented as 2026 rules.
MEHRD January 2026 instruction on school examination fees · Source checked 2026-10-13

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

30 practice questions

Crop Production, Agronomy and Pest Management

Plant physiology, propagation, nursery care, root crops, coconut, cocoa, oil palm, agroforestry, and pest/disease biosecurity.

25 practice questions

Soil Science, Fertility and Conservation

Soil profiles, texture, porosity, pH, plant nutrients, composting, fertilizer rate calculations, and hillside erosion control.

25 practice questions

Livestock Production and Animal Husbandry

Livestock anatomy, poultry, pigs, cattle, genetics and inheritance, feeding, pasture management and biosecurity.

20 practice questions

Farm Management, Agribusiness and Farm Technology

Farm budgeting, gross margins, depreciation and financial records in SBD, diminishing returns, marketing chains, and farm structures.

Preparing for the SISC Agriculture Exam

What You Need to Know

Passing score: No fixed 2026 subject pass mark or placement cutoff was verified in the official sources checked. Confirm current certification and selection rules with NEAD through the school.
Assessment: A national written paper is confirmed for 2026. The official 2022 adjusted guide describes multiple-choice, short-answer and long-answer sections and school-based tasks; its temporary section marks, task totals and weighting are not a 2026 specification. The 2022 guide documents internal agriculture tasks alongside the external paper. Current task details and weightings were not verified; the school must confirm required practical coursework and submissions. No separate oral or case-study component was verified.
Time limit: 3 hours plus 10 minutes reading time.
Exam / certification fees: Schools are not authorised to charge national examination fees to Year 9, Year 11 or Year 12 students under the January 2026 MEHRD instruction. Other school, materials or special-entry costs are not established by that instruction. Official sources

Using Our Practice Resources

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SISC Agriculture: Suggested Study Strategy

1Use the official subject guide to identify learning areas, and obtain current assessment instructions from your school.

2MCQs support agricultural knowledge and calculation practice; they do not replace fieldwork, husbandry tasks or school-based assessment.

3Review why each distractor is wrong, and practise explaining your reasoning without options.

Frequently Asked Questions

What is the current examination identity and date?

Solomon Islands School Certificate Level One (SISCL1 / SISC) — Agriculture. The official 2026 timetable schedules it for 5 November 2026.

What is the assessment format?

Which assignments or practical components must I complete?

The 2022 guide documents internal agriculture tasks alongside the external paper. Current task details and weightings were not verified; the school must confirm required practical coursework and submissions. No separate oral or case-study component was verified.

What are the official languages?

The sources checked are in English but do not explicitly establish the permitted 2026 delivery and response languages. Confirm language arrangements with NEAD through the school.

Is this an official exam simulation?

Are these the official topic weights?

No. These are practice-bank counts. The linked subject guides document 2022 COVID-adjusted arrangements; current numerical topic weights were not verified.

What are the fee and pass mark?

Schools are not authorised to charge national examination fees to Year 9, Year 11 or Year 12 students under the January 2026 MEHRD instruction. Other school, materials or special-entry costs are not established by that instruction. No fixed 2026 subject pass mark or placement cutoff was verified in the official sources checked. Confirm current certification and selection rules with NEAD through the school.