Question 1 of 20 2,683 total questions
The offspring which will result from a cross between heterozygous and homozygous dominant plants will be
A 100% heterozygous
B 70% heterozygous
C 50%heterozygous
D 20%heterozygous
A farm produce which does not require fermentation during processing is
A cocoa beans
B coffee beans
C cassava tubers
D rice grains
Which of the following statements about budding is not true? The resulting crops
A can withstand adverse climatic conditions
B flower and bear fruit early
C develop broader leaves for photosynthesis
D are more disease resistant
The following plants are forage grasses except
A Pennisetun purpureum
B Panicum maximum
C Axonopus compressus
D Calopogonium mucunoides
Theobroma cacao grows best in the
A sudan savannah zone
B humid rain forest zone
C mangrove swamp forest zone
D northern guinea savannah zone
A bag of fertilizer has a ratio of 10:0 written on it. This means that the fertilizer is a
A lime fertilizer
B nitrogenous fertilizer
C phosphate fertilizer
D potassium fertilizer
Continuous soil tillage could lead to
A increased infiltration of water .
B reduced run-off
C break down of soil structure
D improved soil texture
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
A major disadvantage 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
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
What is the function of nitrosomonas bacteria in the nitrogen cycle?
A Ammonification
B Nitrification
C Denitrification
D Nitrogen fixation
Nutrient replenishment in soil can be enhanced by
A crop removal
B leaching
C erosion
D crop rotation
The major factor affecting distribution of crops in West Africa is
A climate
B soil
C topography
D disease
Which of the following is not an effect of over-graing on soil?
A Improvement of soil structure
B soil compaction
C exposure of soil to erosion
D depletion of soil nutrients
The practice of growing different crops in sequence on a piece of land is known as
A rotational grazing
B monoculture
C crop rotation
D mixed farming
The method of surface irrigation widely used in rice fields is
A basin irrigation
B wild flooding
C furrow irrigation
D border strip
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
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
The appropriate farm tool for lifting tomato seedlings for transplanting is the
A dibber
B hoe
C hand trowel
D hand fork
The machine used for removing seeds from maize cobs is called a
A mill
B decorticator
C winnower
D sheller
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