List of top Plant Sciences Questions on General Agriculture

Arrange the operations in seed processing in correct order:
A. Cleaning and grading
B. Drying
C. Seed treatment
D. Seed testing
E. Bagging and labelling
Choose the correct answer from the options given below:

Which of the following plant hormone is associated with the induction of flowering in pineapple?

To estimate the genetic diversity of germplasm collection, a technique involving multivariate analysis based on ordination giving graphical representation is:

The purity standard of certified seeds of carrot is:

Identify the correct statement(s) about 'speed breeding':
A. It is targeted to reduce the breeding cycle of a crop
B. It manipulates photoperiod and temperature to enhance crop maturity
C. It is done in open field condition
D. It was initially used to grow crops in the 'space station'
E. It increases both vegetative and reproductive phases of the plants
Choose the correct answer from the options given below:

The yield of inbred A is 40 q/ha, inbred B is 20 q/ha, check hybrid yield is 45 q/ha and the yield of hybrid (A × B) is 50 q/ha. The standard heterosis (%) is:

In a crop, genes 'C' and 'P' are required for the development of color in the flowers. The white flowers are produced in the absence of either or both the genes. What will be the percentage of colored flowers in the off-springs of the cross CcPP × ccPp?

The seed dormancy can be detected by

In India, a variety is considered as 'Extant variety' when it is:

The first product to be tagged with GI in India is:

Zein, a special kind of protein is obtained from:

Who among the following scientist is considered as 'Father of Green Revolution in India'?

Irradiation by UV light causes: