1. The quantity of malathion 50 EC required for mixing 250 litre of water to obtain 0.05% spray solution for one acre of paddy to control leaf webber is: (1) 150 ml (2) 200 ml (3) 250 ml (4) 300 ml 2. Example of granular insecticide is (1) Malathion (2) Carbofuran (3) Acephate (4) Diclorvos
1. Mutagen that is not alkylating agent is (1) EMS (2) MMS (3) EES (4) HA 2. Bio 212 is a somaclonal variety of (1) Citronella java (2) Brassica juncea (3) Lathyrus sativus (4) Lycopersicon esculentum 3. Double helical DNA that has 12 base pairs per turn is related to (1) A form (2) B
1. (AxB)XC is a. Test cross b. Double cross c. Three way cross d. Top cross 2. _________________ the physical methods used for controlling nematodes. a. Heat treatment b. Radiation c. Osmotic pressure d. All of the above 3. ‘Ascent of cell sap’ from root to the tree top is exercised by a. Cambium cell
1. How many tests in the lab can be performed to get permeability of soil? A. 5 B. 4 C. 3 D. 2 2. Terracing is an effective method of soil conservation in: A. Desert areas B. Hilly areas C. Plains D. Riverine areas 3. Synthesis of RNA and proteins take place in ____________ A.
1. At the vegetative growth stage, flowering is stop in food grain crops known as (a) Determinate growth (b) Indeterminate growth (c) Sigmoid growth curve (d) Grain growth Period 2. Which one of the following is the correct sequence in the decreasing order of production of the given food grain in India? (a) Wheat-rice-pulses- coarse
1. Maximum percentage of slope level for agronomic measures of soil conservation practices is (a) 1 (b) 2 (c) 5 (d) 10 2. Bench terracing is necessary in soils having (a) 16- 33% slope (b) 50 % slope (c) 5% slope (d) 1 % slope 3. Which of the following is a stage of wind
1. Seed lot certificate colour is (a) Orange (b) Green (c) Purple (d) Orange or Green 2. Seed sample certificate colour is- (a) Blue (b) Orange (c) Purple (d) White 3. Difference between seed and grain is (a) Seed processing (b) Genetic purity (c) Seed quality (d) Cost 4. A sound seed certification programme requires
1. Who gave the term ecosystem and when? (a) A.G Tansley (1935) (b) A.G. Tansley (1925) (c) E.P.Odum (1935) (d) E.P. Odum (1925) 2. The ministry of Environment was set up in (a) 1970 (b) 1975 (c) 1980 (d) 1985 3. The concentration of CO2 in atmosphere is increasing at the rate of about (a)
