Plant Science ICAR – JRF Solved Paper 2018 (3rd)

In three line method of certified seed production, if male parent flowers come earlier than female parent, which parent has to be shown first

The maximum area (ha) that can be Offered for offered for seed certification is

Hygroscopic equilibrium curves is also called as

Development Of sporophyte Without fertilization from the vegetative cells of gametophyte is called

Tarai development corporation was established under world bank assistance in

The outcr most wall of the ovary is called

The term Scutelum refers to

The plants devcelopcd the mechanism to disperse their own seeds by blastically is referred to

Nomograph is useful to predict

For which system of seed production the grow out test is a prerequisite for grant of certificate is

A variety that has to be registored under Plant variety protection act is referred to as

Seed dormancy due to the factors Outside the embryo is

In certified Class seed production of three line system ……… line is used in border row

Ninety per cent of global cotton production covers under species of

The name of the chemical, which on Spraying will enhance complete panicle exertion in hybrid seed production of rice

Genetic purity in the field is controlled through

Hypo-epigeal germination is seen in

Paleonology deals with

Electrophoresis is a test useful for

The seed control order deals with

The cross pollination of bajra favors by

Prolonged rouging operation will not affect the genetic purity in case of

Synthetic seeds have

For accuracy agricultural experiments. what of probability is acceptable?

Recurrent selection is mostly used in

Initial seed of an improved variety is called

Croscograph is a device used for measuring

In formcntation, energy is

Which among tho following forms nodules on its stem

The following Organclles also contain DNA

The fruit of rapeseed and mustard plarnt is known as

One ha-cm of water is equal to

Which of the following is often cross pollinated crop

Under stress conditions, which amino acid is accumulated in plants?

The varieties belonging to rice species Oryza glaberrima are found in

Roots Of which of the following plants release allelopathic chemicals into soil which inhibit germination Of succeeding crop?

Which form of nitrogen is absorbed by paddy under waterlogged conditions?

A condition in which pollination and fertilization take place in an unopened flower is termed as

In a cross between two homozygous parents, no genetic variation is present in

A Cell or an Organism having one chromosome pair in addition to the normal somatic compliment of the species is

A homozygous line developed by self fertilization in a cross pollinated Crop is termed as

Mendelian population means

Isogenic lines are used to develop

Expression of both the alleles of a gene in F1 refers to

In RNA, nitrogen bases are same as in DNA except

The following is a naturally occurring growth inhibitor

Carbohydrates are present in the plasmalemma in the form of

C4 plant posses which type Of leaf anatomy

Name the enzyme which joins the broken DNA strands

The world food prize-2016 was honoured to Andrade, Mwanga and Low for which of their following contribution

The quantity Of Co2 catalysed by the RUBISCO from the atmosphere is

The value Of respiration quotient in succulent plants which shows CAM is

When a light break is given during a long dark period, it promotes flowering in

Cause for Pseudo-dominance is

Semigraphic methods for assessing morphological diversity

Horticulture nursery soil should be well drained, which of the following type of soil is not suitable for nursery?

Total soluble solid (TSS) is measured as electric conductivity (EC) and expressed as ds/m at temperature of 25 degree Celsius. What is the EC value at extremely high TSS?

Nutrients have different roles in plant growth, which of the following micronutrient stimulate photosynthesis.

There are some crops which are either salt tolerance or semi salt tolerance. which of the following crop is a salt sensitive?

The mineral element present in the soil are also classified as per their role in plant system which of the following element is classified as regulator and carrier?

SAR is used to assess the alkali related hazards of the water. Which of the following SAR range is termed as SAR class S2?

Various fertilizers are applied to provide plant nutrient. What is the Nitrogen percentage in Ammonium Sulphate?

The texture of soil influences the water retention capacity of soil. How much suction pressure will deplete 98% pf the available water in light soil?

Available water in plant roots is greatly influenced by the hydro physical properties of soil which of the following soils have maximum available water capacity (cm/cm of soil)?

Among these which one is not a slow release fertilizer:

2. Which crop shows the symptoms of nutrient if it is deficient. According to this match the following;
1) Sugar beet-zinc
2) Cauliflower -Boron and molybdenum
3) Wheat- magnesium and copper

Citrate Soluble fertilizer but water insoluble fertilizer is:

Crop which is sensitive to soil alkalinity ESP less than 15:

Which among the following is a Rock mineral of boron?

What is the Precursor of indole Acetic.Acid?

A product is giving 90% acid equivalent so for giving 2.1-kilogram hectare is it equivalent of that product how much amount of that product must be given?

Which hormone is responsible for cell division and plant new growth?

What is the order of black cotton soil?

What is the term used when the constituent of soil in solution form percolate from the upper layer to the lower layer?

Symbiotic bio fertilizer for cereal grains and grasses?

Gypsum is used for the reclamation of ?

In saline Soil major problem is due to?

Uptake of nitrogen from soil, by most plants takes place in the form of?

Plants which grow on saline soils are?

Chlorophyll contains which mineral nutrient?

BGA was discovered as a nitrogen fixer in paddy field by?

Decomposition of the organic matter in submerged soil is carried out by?

Nitrifying bacteria are?

Aroma of earthy smell in first shower of monsoon is due to ?

Which mineral is rich in Potash?

The type of soil, best suited for making pots, toys and statues is

Highly mobile element is?

Red colour of soil is due to _____?

Which organic fraction not soluble in both acid and alkali?

In comparison to atmosphere, soil air is rich in ?

Highest Nitrogen % in Which Of the Following?

Specific heat is higher in?

Crop mixtures have proved biologically most dynamic under?

The value of soil EC indicates in soil.?

Which element is found highest in earth crust?

Which of the following soil is more fertile?

Which fungus is known as ‘blue green mould?

The following elements are named as catalyst and activators?

Which nutrients are immobile in plants?

In no tillage systems, the soil layers have?

The conversion factor for calculating P from P2O5?

Which of the following soil has the maximum nutrient holding capacity?

Most common soil type in India is ?

Which fraction of humus is insoluble both in alkali and alcohol?

Attraction of the water molecule with soil particles is known as?

Denitrification mostly takes place in _____?

The highest cation exchange capacity is in?

Granite is a …. rock?

Which of the following is a metamorphic rock?

Maximum fixation of K occurs?

Availability of phosphorus is maximum at?

Soil having ESP (Exchangeable Sodium Percentage) greater than 15 are?

Nitrogen and Phosphorous sprayed on the leaves at time of flowering results in?

Converted of inorganic P to organic P is know as?

Available water held between?

The marble rock is?

Fossils are found in which types of Rocks?

Hue denotes

Phosphorus uptake in alkali soil in the form of _____

Which fertilizer produce acidity in soil

Maximum N content found in N fertilizer

Rock phosphate has P₂O₅

The conversion factor for calculating P from P₂O₅

The phenomenon slickenside found in which soil

Which organic fraction not soluble in both acid and alkali

In munsell colour chart hue 10 represents as ______

pF scale for Field capacity is _____

Available water held between

Soil colloidal particle shows the phenomena

The central cation on silica tetrahedron is _____

Which plant is used for indication of permanent wilting point?

Mica is a type of clay mineral

Hydrogen bond found in which clay mineral

Base saturation in lateritic soil

Immobilization of sulphur occur in soil when C:S ratio is _____

Denitrification is a process of ______

Microorganism involve in conversion from nitrite to nitrate

Thiourea is type of fertilizer

Chemical formula of thiourea is _____

N content in thiourea is _________

Quantity of soil to be taken for texture analysis

The K₂O content in Illite varied between

The microorganism lies below < 10°C is called _______

Thermophiles organism lies in temperature

Optimum temperature for mesophile

Which organism derive their energy from oxidation of complex organic compound

Organism utilize carbon from CO₂ for their cellular synthesis

Most of the soil organism is _____

Optimum growth of bacteria in soil

Fungi growth optimum in pH

Actinomycetes prefer which condition for their growth

Aroma of earthy smell in first shower of monsoon is due to _____

Which genera of bacteria found maximum in soil?