1851. Cholesterol is the natural form of___________________?
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A. Vitamin K

B. Vitamin C

C. Vitamin A

D. Vitamin D

1852. Anaerobic respiration is known as____________________?
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A. Ripening

B. Sterilization

C. Fermentation

D. Transportation

1853. In bhindi production of foundation seed needs an isolation distance of___________________?
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A. 3 meters

B. 200 meters

C. 50 meters

D. 100 meters

1854. Foods that fall within the pH range of 5.0 to 4.5 are called_____________________?
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A. Acid foods

B. Medium acid foods

C. Low acid foods

D. High acid foods

1855. The message of jasmine is_______________?
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A. Friendship

B. Love

C. All the above

D. Peace
1856. Resigns is toxic substance found in_______________?
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A. Guava

B. Cassava

C. Apple

D. Mango
1857. The artificial vegetative production is done by____________________?
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A. Layering

B. Budding

C. All the above

D. Grafting

1858. Which one of the following is a yellow, crystalline and water soluble compound_______________________?
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A. Cholecaliferol

B. Folic acid

C. Niacin

D. Riboflavin
1859. Vernalization is a process that________________?
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A. Enhance maturity in plants

B. Initiate fertilization

C. Promote seed maturation

D. Promote flowering
1860. Oxidative rancidity can be accelerated by the presence of certain divalent and polyvalent __________________________?
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A. Metals

B. Light

C. High temperature

D. All the above
1861. The protein content of fresh fruit is about___________________?
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A. 1%

B. 3%

C. 4%

D. 2%

1862. A pigment sensitive to light is known as___________________?
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A. None of the above

B. Photo phase

C. Photo pigment

D. Photo receptor
1863. Green vegetables are source of _______________ ?
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A. Biotin

B. vitamin

C. Carbohydrates

D. folate
1864. Due to the action of ultraviolet rays of sun, human body produces___________________?
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A. Vitamin A

B. Vitamin E

C. Vitamin D

D. Vitamin B

1865. Coconut is propagated by____________________?
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A. Seed

B. Stolen

C. Sucker

D. Rhizome

1866. Transminase is an example of______________________?
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A. Hydrolases enzyme

B. Ligase enzyme

C. Transferases enzyme

D. Oxireductases enzyme

1867. Vinegar is a product of_____________________?
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A. Non of the above

B. Lactic fermentation

C. Alcoholic fermentation

D. Acetic fermentation
1868. Ester is similar to______________________?
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A. Fatty acids

B. Alcohols

C. Ketenes

D. Aldehyde

1869. Coding moth is major pest of___________________?
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A. Grapes

B. Peach

C. Apple

D. Pear

1870. What are the products of fermentation of grapes by yeast________________?
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A. ATP & Ethanol

B. ATP & CO2

C. CO & alcohol

D. All the above

1871. The method of food preservation in which food containing permanently sealed container is subjected to an elevated for a definite period of time and than cooled is known_____________________?
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A. Pasteurization

B. Sterilization

C. Canning

1872. Removing of certain shoots, cones, spurs from the base of plant is called___________________?
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A. Pruning

B. Thinning out

C. Training

D. Heading back

1873. Science and art of establishment a tree crop is called____________________?
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A. Silva culture

B. Sericulture

C. None of the above

D. Tissue culture

1874. Which one of the following acts as antioxidant ___________________?
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A. Vitamin D

B. Vitamin E

C. Vitamin A

D. Vitamin C

1875. The year in which mango tree does not produce or produce very small number of fruit is called ________________ ?
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A. Hunger year

B. Off year

C. Lazy year

D. None of the above

1876. Saccharomyces cerevisae and Saccharomyces carlbergensic are common species of yeast which are used in___________________?
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A. Lactic fermentation

B. Acetic fermentation

C. All the above

D. Alcoholic fermentation
1877. Which one of the following____________________?
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A. Army worms

B. Weevils

C. Cut worm

D. Aphids

1878. What is stump ______________?
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A. None of the above

B. Tree cutting

C. Shoot cutting

D. Seeding

1879. Edible part of apple is __________________ ?
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A. Seed

B. Epicarp

C. fleshy thalamus

D. fleshy aril
1880. Recommended seed rate of potato is_________________?
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A. 5000 Kg

B. 500 Kg

C. 1200 Kg

D. 800-1200 Kg
1881. The national flower of Pakistan is ___________________?
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A. Rose

B. Tube rose

C. Jasmine

D. All the above

1882. Food supply can be increased by reducing post harvest losses___________________?
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A. 10-20%

B. 20-30%

C. 30-40%

D. None

1883. Tomatoes would not have turned red if__________________?
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A. They were kept at the bottom layer of the box

B. There were no ripe apples in the box

C. Less hey had been put in the box

D. They were mixed with the ripe apples

1884. Decidous fruits can be planted in __________________?
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A. Spring

B. Rainy season

C. Both a & b

D. None of the above

1885. Adaptability, germination ability and variation the advantages of___________________?
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A. Cross Pollination

B. All the above

C. Self Pollination

D. Pollination

1886. The oldest food preservation techniques are ___________________?
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A. Browning

B. Drying and dehydration

C. None of these

D. Sun drying

1887. Tomato is a _________________________?
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A. Short day plant

B. None of the above

C. Day-neutral plant

D. Long day plant

1888. Cane sugar is called___________________?
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A. Galactose

B. Fructose

C. Mattose

D. Sucrose
1889. Parthenogenesis is most commonly seen in_______________________?
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A. Orange

B. Mango

C. Apple

D. Grape
1890. Wine is produced from_________________?
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A. Lemon

B. Grape fruit

C. Avocado

D. Grapes
1891. Plant gums and mucilages are__________________?
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A. Monosaccharides

B. Monosaccharides

C. Disaccharides

D. None of the above

1892. In dairy industry, a process for producing evaporated milk was presented in______________________?
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A. 1896

B. 1840

C. 1835

D. 1842

1893. In date palm male spathes enclose how many flowers_______________?
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A. 20000

B. 9000

C. 10000

D. 30000

1894. Where does respiratory electron transport occurs____________________?
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A. matrix of mitochondria

B. Cytoplasm

C. Chloroplast

D. Inner membrane of mitochondria
1895. Inflorescence of mango ____________________?
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A. Recemose

B. Terminal panicle

C. bunch

D. Cymose

1896. The dormancy of bulbs, roots and tubers can be prolonged by_____________________?
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A. Appropriate storage conditions

B. Low temperature

C. All the above

D. Medium temperature

1897. Chemically or bio chemically enzymes are primarily__________________?
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A. Carbohydrates

B. Vitamins

C. Lipids

D. Proteins
1898. The national tree of Pakistan is___________________?
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A. Neem

B. All the above

C. Sesam

D. Acasia Arabia
1899. In banana synthetic flavour additive used is____________________?
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A. None of the above

B. Ethyle butyrate

C. Amylaccetate

D. Methyl anthranilate

1900. In bread preparation in added to sorbic acid which one of the following is used as preservative____________________?
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A. Propionic acid

B. Nitrates

C. Benzoic acid

D. Sulphur dioxide