AGRIC SCIENCE EXAM QUESTIONS FOR SS2 THIRD TERM
SS2 AGRIC SCIENCE EXAM QUESTIONS THIRD TERM – EDUDELIGHT.COM
THIRD TERM EXAMINATION
Examination malpractices may lead to a repeat of the subject or suspensions don’t be involved.
SUBJECT AGRICULTURAL SCIENCE
CLASS: S. S. S 2
DURATION 2HR
- Which of the following statements is not a reason for providing tractor-hiring services to farmers? To (a) encourage farm mechanization (b) increase the area of land to be cultivated (c) increase the cost of production (d) boost food production
- The land tenure system which involves the outright purchase of land is (a) leasehold (b) communal (c) freehold (d) inheritance
- Which of the following devices is not a tractor – coupled implement? (a) plough (b) Sheller (c) ridger (d) harrow
- Which of the following statements is not true of electrical power? it (a) can be generated from solar energy (b) is the cleanest source of farm power (c) can perform farm work on its own (d) is capital intensive
- The survey equipment used for measuring angular distance is (a) offset staff (b) measuring tape (c) ranging pole (d) prismatic compass
- which of the following is an example of igneous rock (a) basalt (b) dolomite (c) limestone (d) Marble
- The chemical composition of soil is mostly influenced by (a) climate (b) time (c) topography (d) Parent material
- Which of the following practices does not replenish lost soil nutrients? (a) crop rotation (b) fallowing (c) liming (d) bush burning
- The use of inorganic fertilizer is preferable to organic manure because inorganic fertilizer (a) improves soil structure (b) releases nutrients to the soil faster (c) reduces leaching of soil nutrients (d) improves soil water holding capacity.
- Which of the following statements describe an advantage of underground drainage? it (a) allows for free movement of farm machinery (b) checks the growth of weeds (c) improves soil texture (d) increases organic matter content of soil
- Which of the following crops is usually classified as a vegetable? (a) Lycopersicon esculentum (b) Ananas sativa (c) Hevea Brasiliensis (d) Theobroma Cacao.
- A groundnut variety produces a steady seed yield of 350kg per hectare. What will be the yield of the variety on a 10-hectare farm? (a) 35kg (b) 350kg (c) 3.500kg (d) 7.000kg
- Which of the following plants is not a pasture grass? (a) Pennisetum purpureum (b) Axonopus compressus (c) stylosanthes gracilis (d) Panicum maximum.
- One advantage of cross breeding is that the (a) offspring resemble the recessive parent (b) yield of the offspring may not be comparable to those of the parents (c) offspring perform better that the average of the parents (d) offspring cannot survive adverse environmental conditions.
- Ornamental plants are commonly used for the following purposes except (a) for exterior decorations (b) as sources of perfumes (c) provision of shade (d) as bedding materials for animals
- Hibiscus and croton are example of (a) ground covers (b) hedge plants (c) lawn plants (d) avenue trees.
- A disadvantage of vegetative propagation is the (a) plants are true to type (b) fruits are small in size (c) plants take a long time to mature (d) diseases are easily transferred to offspring
- An effective method of preventing viral diseases in crops by (a) treating the seeds with fungicides (b) practicing crop rotation (c) regular spraying of crops (d) planting resistant varieties
- A groundnut plant showing stunted growth with yellow or mottled leaves is likely to be infected with (a) blight (b) tikka (c) rosette (d) anthracnose
- A cultural method used in controlling chewing illustrated is insect pest is (a) spraying with insecticides (b) hand pulling of weeds (c) fumigation of store (d) early planting
- Vitamin K is deficiency in farm animals causes (a) night blindness (b) sterility in both sexes (c) delayed blood clothing (d) delayed ovulation
- Complete eradication of tsetse flies will be an effective control measures for (a) aspergillosis (b) trypanosomiasis (c) fowl pox (d) swine fever.
- Which of the following farm documents is usually prepared at the end of the year? (a) farm budget (b) labour record (c) farm inventory (d) profit and loss account
- Which of the following equipment is a farm implement (a) dryer (b) sheller (c) mower (d) mistblower
- A periodic maintenance activity carried out on the farm tractor is (a) checking for radiator water (b) checking of tyre pressure (c) changing of engine oil (d) cleaning after use
- Farm mechanization does not (a) involve the use of motorized equipment (b) require much capital (c) promote employment (d) involve the use of heavy equipment
- Farm surveying equipment include the following except (a) Abney level (b) compass (c) gunter’s chain (d)spade
- Organisms which may be beneficial to crops include (a) nematodes (b) bacteria (c) viruses (d) protozoa
- Soil profile is important in agriculture because it (a) determine the soil catena (b) determines the type of land tenure system (c) given indication of the type of crops to grow (d) promotes the weathering of rocks
- A soil sample with a PH of 4.5 is said to be (a) acidic (b) alkaline (c) natural (d) fertile.
- If a farmer continuity applies sulphate of ammonia to his farmland for many years. The resultant soil solution is most likely to (a) leave blue litmus paper unchanged (b) change blue litmus paper to red (c) change red litmus paper to blue (d) be rick in soil microbes
- Application of water to the subsoil through perforated pipes is known as (a) flooding irrigation (b) subsurface irrigation (c) sprinkler irrigation (d) overhead irrigation
- Tobacco belongs to the group of crops called (a) fibres (b) beverages (c) stimulants (d) cereals
- The Following crops require shade trees at the seedling stage except (a) Theobroma cacao (b) coffea spp (c) elaeis guimeensis (d) Oryza Satina
- Crops which are primarily grown to provide food for farm animals are (a) legumes (b) weeds (c) forages (d) grasses
- Crop selection is advantages because (a) seeds are collected from stands with desirable traits (b) expertise is required in carrying out process (c) the breeder’s patience is being tasked (d) the process is time consuming
- A fungus known as phytophthora Palmivora is responsible for (a) panama disease of banana (b) blackarm disease of Kola (c) blackpod disease of Cocoa (d) Blossom-end rot of tomato.
- Viral Diseases of crops can best be controlled through (a) vector control (b) planting resistant varieties (c) spraying insecticide (d) sterilizing farm equipment
- Piercing and sucking insect pests possess (a) maxillae (b) mandibles (c) labrums (d) proboscis
- The digestive function of the rumen is ruminant nutrition is enhanced by the (a) absorption of water (b) presence of micro – organisms (c) absorption of food nutrients (d) retention of unwanted fireigo materials
- Grasses are important in pastures because they (a) make seeding and reseeding unnecessary (b) improve the quality of pastures (c) add nitrogen to the soil (d) check the growth of pasture weeds
- Which of the following combinations of grass and legume is most common in cultivated pasture? (a) giant star grass and centrosema (b) spear grass and mucuna (c) gamba grass and stylosanthes (d) guinea grass and soya bean
- Which of the following organisms causes maize smut? (a) ustilago zea (b) piricularia spp (c) puccinia polysora (d) phytophthora palmivora
- Bacterial leaf blight of cassava is mainly transmitted by (a) insects and through the soil (b) rain splash and infected planting material (c) insects and the wind (d) rodents and insects
- Aphids are (a) biting and sucking insects (b) boring insects (c) piercing and sucking insects (d) biting and chewing insects
- A weeds which possesses hooks that aid its dispersal is (a) boerhavia diffusa (b) ageratum conizoides (c) acanthospernum hispidum (d) euphorbia hirta
- Which of the following plants is not generally regarded as a weed in agriculture? (a) euphorbia heterophylla (b) amaranthus spinosus (c) ageratum conyzoides (d) hibiscus esculentus
- Weeds which produces seeds covered with sticky materials would most likely be dispersed by (a) wind (b) water (c) insect (d) animal
- The plant breeder who produces a plant variety that is tolerant to extreme conditions of heat and cold is aiming at (a) adaptation of the variety to adverse climatic conditions (b) enhancing the resistance of the variety to diseases and pests (c) meeting the needs of the consumers (d) early maturity of the plant
- The atmospheric conditions that will cause the greatest increase in water make by farm animals is (a) low temperature and high relative humidity (b) high temperature and low relative humidity (c) low temperature and low atmospheric pressure (d) low temperature and low relative humidity.
SS2 AGRIC SCIENCE EXAM QUESTIONS THIRD TERM – EDUDELIGHT.COM
THEORY: INSTRUCTION: ANSWER THREE QUESTION FROM THIS SECTION
- List five grasses and five legumes and their botanical names
- State five economic importance of grass. C. What is Crop improvement.
- State three methods of crop improvement.
- Explain each method state in 2a c.State the Law of Demand
- Enumerate five applications of Demand and supply on Agricultural Production.
- What is Demand? c. State five factors affecting Demand
- State five farm record and their function.
- Prepare a profit and loss account for a farm from the following information. Maize seeds for planting 25,000.00
Fertilizer Used 14,800.00
Pesticides 20,000.00
Purchase of see yam 50,000.00
Tractor Hire 60,000.00
Tractor Cost 10,000.00
Worker’s Wages 40,000.00
Sale of Maize 250,000.00
Yam tuber sold 200,000.00
Opening valuation 440,000.00
Closing Valuation 200,000.00
- Explain the following terms.
- appreciation (ii) depreciation (iii) salvage value
- . Explain the following: (i) hay (ii) straw (iii) soiplage (iv) protein concentrate (v) basal/energy feed
SS2 AGRIC SCIENCE EXAM QUESTIONS THIRD TERM – EDUDELIGHT.COM
AGRIC SCIENCE SS 2
1. Commercial agriculture is characterized by (a) Use of machines (b) Small Farm holdings (c) Low capital investment (d) Little research activity
2. The most common method of acquiring land in west Africa is by (a) Mortgage (b) Communal ownership (c) Leasehold (d) Inheritance
3. The agricultural sector in West Africa is plagued with poverty because (a) Farmers belong to cooperative societies (b) Yields obtained per annum are relatively low (c) Farmers have access to credit facilities (d) The weather is highly predictable
4. The function of the seed- tube of a seed drill is to (a) Transport seeds from the metering device to the farrow opener (b) Control the rate of placement of seeds in the soil (c) Cover seeds placed in the soil (d) Open the soil for seed placement
5. The machine used for removing seeds from maize cobs is called a (a) Mill (b) Decorticator (c) Winnower (d)Shelter
6. The appropriate farm tool for lifting tomato seedlings for transplanting is the (a) Dibber (b) Hoe (c) Handtrowel (d) Hand Trowel
7. It is important to clean and grease plough discs after use to (a) Prevent rusting (b) Sharpen the discs (c) Reduce friction (d) Reduce the lifespan
8. Wind can be beneficial to crop production because it (a) Aids weed seeds dispersal (b) Aids pollination of crops (c) causes lodging of crops (d) Causes rapid drying of wet soils
9. The method of surface irrigation widely used in rice fields is (a) Basin Irrigation (b) wild Flooding (c) Farrow irrigation (d) Border strip
10. The practice of growing different crops in sequence on a piece of land is know as (a) rotational grazing (b) Monoculture (c) Crop rotation (d) Mixed farming
11. Which of the following is not an effect of over grazing on soil? (a) Improvement of soil structure (b) Soil compaction (c) Exposure of soil to erosion (d) Depletion of soil nutrient
12. The major factor affecting distribution of crops in West Africa is (a)Climate (b) Soil (c) Topography (d) Disease
13. Nutrient replenishment in soil can be enhanced by (a) Crop removal (b) Leaching (c) Erosion (d) Crop rotation
14. What is the function of Nitrosomonas bacteria in the nitrogen cycle? (a) Ammonification (b) Nitrification (c) Denitrification (d) Nitrogen Fixation
15. A mass of decayed plant and animal wastes processed in pits is referred to as (a) Green Manure (b) Farmyard manure (c) Compost manure (d) Inorganic manure
16. A major disadvantages of monoculture is that (a) Soil Texture is destroyed (b) Soil Microbes are destroyed (c) diseases and pests build up (d) Farms cannot be mechanized
17. Which of the following pairs of farming systems uses bush fallowing? (a) Crop rotation and land rotation (b) Shifting cultivation and land rotation (c) Land rotation and mixed farming (d) crop rotation and monoculture
18. Continuous soil tillage could lead to (a) Increased infiltration of water (b) Reduced run – off (c) Break down of soil structure (d) Improve soil texture
19. A bag of fertilizer has a ratio of 0:10:0 written on it. This means that the fertilizer is a (a) Lime Fertilizer (b) Nitrogenous fertilizer (c) Phosphate Fertilizer (d) Potassium Fertilizer
20. TheobromaCacow grows best in the (a) Sudan Savannah Zone (b) Humid Rain forest Zone (c) Mangrove Swamp Forest Zone (d) Northern Guinea Savannah Zone
21. The following plants are forage grasses except (a) Pennisetumpurpereum (b) Panicum maximum (c) Axonopuscompressus( CaloprogniumMucunoides
22. Which of the following statements about budding is not true? The resulting crops (a) can understand adverse climatic conditions (b) Flower and bear fruit early (c) Develop broader leaves for photosynthesis (d) are more disease resistant
23. A farm produce which does not require fermentation during processing is (a) cocoa beans (b) coffee beans (c) cassava tubers (d) rice grain
24. Causal Organisms of disease in crops production do not include (a) Viruses (b) Fungi (c) Protozoa (d) Bacteria
25. An example of Fungal disease of stored grain is (a) Mould (b) Streak (c) Mosaic (d) Damping off
26. Cultural control of crop diseases involves the following practices except (a) Practising crop rotation (b) Planting disease resistant varieties (c) Using insecticides (d) Fallowing of farm land
27. Weeds which produce large hollow seeds would most likely be dispersed by (a) Wind (b) Water (c) Insect (d) Explosion
28. Control of maize stem borer is most effective when (a) affected crops are uprooted and burnt (b) rodenticides are applied (c) Nematicides are applied (d) Fertilizers are applied before planting
29. The average gestation period in rabbit is (a) 21 days (b) 26 days (c) 31 days (d) 36 days
30. The correct sequence of passage of feed through the digestive system of a ruminant is (a) Reticulum – Omasum – Abomasum – Rumen (b) Rumen – Omasum – Abomasum – Reticulum (c) Omasum – Abomasum – Rumen – Reticulum (d) Rumen – Reticulum – Omasum – Abomasum
31. The main objective of the flushing in animal production is to (a) Promote muscle development (b) Make Parturition easier (c) Promote multiple births (d) Make the animal lose weight
32. Pigs wallow in muddy pools of water primarily to (a) ensure adequate exercise (b) Obtain forage materials (c) Dislodge ectoparasite from their body (c) Lower their body temperature
33. Fowls are debeaked in order to (a) Reduce food intake (b) Make them grow faster (c) Reduce Cannibalism (d) Check spread of disease
34. A chicken that pecks at palm fruits could prevent a deficiency of (a) Vitamin K (b) Vitamin E (c) Vitamin B (d) Vitamin A
35. The common name for Andropogongayanus is (a) Elephant Grass (b) Northern Gambia Grass (c) Guinea Grass (d) Giant Star grass
36. A footbath on a poultry farm contains (a) Herbicides (b) Antiseptics (c) Antibiotics (d) Disinfectants
37. Ectoparasite of cattle do not include (a) Flees and mites (b) Ticks and mites (c) Lice and termites (d) Flees and ticks
38. In agricultural production, farm gate price is mostly enjoyed by (a) Middle men (b) Producers (c) Commodity Boards (d) Cooperative societies
39. Dissemination of new ideas by Agricultural extension workers can be effective if they (a) Work with existing local organizations and leaders (b) Supply farmers with needed inputs (c) Give financial support to farmers (d) are politically active
40. Ornamental crops are used for the following purposes except (a) Landscaping (b) Interior decoration (c) As symbols of love (d) as fodder
SECTION B
1. Explain the term commercial farming
a. Mention two agricultural produce used by each of the following agro – based industries
i. Canning Industry
ii. Beverage Industry
iii. Feed Mill
2. Discuss the cultivation of cassava under the following headings
i. Soil requirements
ii. Spacing
iii. One disease
iv. One pest
b. Differentiate between natural pasture and artificial pasture
3. What are Ornamental Plants?
a. State four vegetative methods that could be used to propagate ornamental plants
4. What is demand?
a. Explain each of the following terms as used in Agricultural production
i. Collateral
ii. Farm inventory record
b. List four ways of preserving fish
SECTION C (PRACTICAL)
1. Identify specimens A and B by the feel method
i. Name two crops that would thrive well on each of specimens A andB
ii. Mention three ways by which specimen B can be improved
a. Identify specimens C and D
i. State three ways in which specimen C is important in crop production
ii. State three uses of specimen D in Agriculture
2. Identify specimen H, I, J and K
i. State two uses of each of specimens J and K
ii. State three general ways in maintaining Specimens H and I
iii. State four precautions to be taken when using Specimen J
SS2 AGRIC SCIENCE EXAM QUESTIONS THIRD TERM – EDUDELIGHT.COM
