List of top Social Science Questions on Plant Physiology

Arrange the following institutions chronologically according to the years these were set up starting from the latest to the earliest:
(A) CAU Imphal
(B) ICAR-CIFE Mumbai
(C) PAU Ludhiana
(D) ICAR-CPRI Shimla

Choose the correct answer from the options given below:

Which of the following elements regulates the opening and closing of stomata?

Given below are two statements:
Statement (I): Most typical tropical crops are short-day plants while those of higher latitudes are generally long-day plants.
Statement (II): The duration of night or complete darkness is more important than the length of the day.
In light of the above statements, choose the most appropriate answer from the options given below:

Which of the following elements regulates the opening and closing of stomata?

HCN toxicity is related to

The end product of C3 cycle is :

Who propounded the criteria of essentiality?

The objections to the 'Dominance Hypothesis' of heterosis and inbreeding depression are-
(A). Mostly, it is not possible to isolate inbreds as vigorous as hybrids
(B). Asymmetrical distribution of quantitative traits in the F2 population
(C). Magnitude of heterosis in inbred lines has increased over time, which was not expected as per the hypothesis
(D). Faster inbreeding depression in tetraploids
Choose the correct answer from the options given below:

The probability of an individual in a population carrying two specific alleles of a human DNA marker, each of which has a frequency of 0.2, will be-

Match List-I with List-II
{ll} List-I (Plant disease) & List-II (Nutrient deficiency)
(A) Grey speck in oats & (I) O2
(B) Black heart in potato & (II) Mn
(C) Blossom end rot & (III) Fe
(D) Chlorosis in rice & (IV) Ca

Choose the correct answer from the options given below:

Meiosis gives rise to :

Among the macronutrients, the phosphorus (P) contributes favourably to the development of plants with respect to :
(A) Flowering, fruiting including seed formation
(B) Crop maturation
(C) Increasing succulence
(D) Cell division
Choose the correct answer from the options given below:

Given below are two statements, one is labelled as Statement (I) and other labelled as Statement (II):
Statement (I) : Meiosis I is known as equational division.
Statement (II) : The cells produced by meiosis I contain the haploid number of chromosomes.
In light of the above statements, choose the most appropriate answer from the options given below:

Arrange these financial institutions chronologically when these were set up in India starting from the earliest to the latest:
A. ARDC
B. AFC
C. NABARD
D. RBI

Which of the following is a constituent of chlorophyll?

Gladiolus is propagated by the method of:

Share of agriculture and allied sectors in India’s GDP (%) during 2018 – 19: