What are some uses of cytokinins in horticulture?
Correct answer D. All of the above
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Agriculture MCQs
Page 89 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 89 of 135
What are foods with a moisture content below 15 percent called?
Correct answer B. Stable foods
Which plant hormones are found in the shoot apices and leaf primordia?
Correct answer C. Gibberellins
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Cysteine, cystine and methionine are which kind of amino acids?
Correct answer B. Sulphur-containing
What are synthetic products that, when applied to plants, cause responses almost identical to those of natural hormones called?
Correct answer C. Plant growth regulators
By what chemical name is vitamin C known?
Correct answer D. Ascorbic acid
Spinach, althaea, winter wheat and oats are examples of which group of plants?
Correct answer B. Long day and short night plants
What is the ageing process in which every part of a plant except the seeds dies called?
Correct answer C. Complete Senescence
What does a deficiency of folic acid cause?
Correct answer B. Anaemia
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What is the physiological ageing process in which plant tissues break down and eventually die called?
Correct answer C. Senescence
Deficiency of which vitamin causes beriberi?
Correct answer D. Vitamin B1
Which of these vitamins acts as an antioxidant?
Correct answer D. Vitamin E
What is the fusion of the second male gamete with the polar nuclei part of?
Correct answer B. Double fertilisation
What is the formation of male and female gametes in a flower called?
Correct answer A. Gametogenesis
Cholesterol is the natural precursor of which vitamin?
Correct answer B. Vitamin D
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On which country’s food laws are the food laws of Commonwealth countries, including Pakistan, based?
Correct answer D. British food laws
Which reproductive part of a plant is responsible for producing fruits and seeds?
Correct answer B. Flower
What is the part of the seedling axis below the cotyledons called?
Correct answer C. Hypocotyl
Who is known as the father of canning?
Correct answer C. Nicolas Appert
What is the conversion of glucose or fructose into pyruvic acid during respiration called?
Correct answer C. Glycolysis