Q. No.Flowering can be affected in certain plants
(1) by quantitative exposure to low temperature
(2) by qualitative exposure to low temperature
(3) Both A and B
(4) It does not depend on low temperature exposure
(1) by quantitative exposure to low temperature
(2) by qualitative exposure to low temperature
(3) Both A and B
(4) It does not depend on low temperature exposure
Vernalisation
(1) Disables the plant to have fruits
(2) Enables the plants to have fruits
(3) Enables the plants to have sufficient time to reach maturity
(4) Brings senescence
Vernalisation refers to
(1) The promotion of flowering by a period of high temperature
(2) The inhibition of flowering by a period of low temperature
(3) The promotion of flowering by a period of low temperature
(4) The inhibition of flowering by a period of high temperature
Which of the following does not has two kinds of varieties?
(1) Wheat
(2) Radish
(3) Barley
(4) Rye
The spring varieties are normally planted in…...and come to flower and produce grain……
(1) Autumn season, after the end of growing season
(2) Spring season, at the end of growing season
(3) Spring season, before the end of growing season
(4) Autumn season, at the end of growing season
Biennial plants are
(1) Monocarpic plants
(2) Flower for two seasons
(3) Flower in first season
(4) All of these
Which of the following is not an example of of biennial plants?
(1) Sugarbeet
(2) Cabbage
(3) Carrots
(4) Rye
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