NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Agriculture MCQs (Practice_Test 45 of 56)
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- On the basis of total mass, the relative abundance of the given elements in the earth՚s crust is such that
- Si > O2 > Fe > Al
- O2 > Al > Si > Fe
- O2 > Si > Fe > Al
- O2 > Si > Al > Fe
- Consider the following phenomena⟋events:
- Weathering
- Biogrowth
- Soil development
- Profile differentiation
- The correct chronological sequence of these phenomena⟋events is
- 2,1, 3,4
- 1,2, 4,3
- 1,2, 3,4
- 2,1, 4,3
- Which one of the following sets of soil conditions is mor suitable for plant growth?
- Sandy soils with high aeration and low water holding capacity
- Clay soils with high water holding capacity and low aeration
- Organic soils with high water holding capacity and low aeration
- Loamy soils with medium aeration and medium water holding capacity
- Phosphorus fixation refer to the phenomenon of
- Absorption of phosphorus by the plant and synthesis of biological compounds
- Leaching of phosphorus from soil by percolating waters
- Conversion of soluble phosphorus into plant unavailable forms
- Anion exchange with colloidal constituents of soil
- Consider the following materials:
- Montmorillonite
- Humus
- Kaolinite
- Illite
- The correct sequence of these materials is decreasing order of their CEC is
- 1,2, 3,4
- 2,1, 3,4
- 2,1, 4,3
- 1,2, 4,3
- Which one of the following pair is not correctly matched?
- Match Item 1: Expanding type
- Match Item 2: Gher water of clay minerls
- Match Item 1: High calcium content in soil
- Match Item 2: On chlorisis
- Match Item 1: Water inundated
- Match Item 2: Gh nitrogen soils mineralization
- Match Item 1: Sandy soils
- Match Item 2: Split application of fertilizers
- Tolerance to soil salinity of the given set of crops is such that
- Barley > wheat > upland paddy > beans
- Barley > wheat > beans > upland paddy
- Wheat > barley > beans > upland paddy
- Wheat > barley > upland paddy > beans
- Hydraulic conductivity of soils varies directly with
- Capillar porosity
- Non-pillar porosity
- Total porosity
- N⟋A
- In respect of a sugarcane crop to be grown in an acidic soil having high P-xing capacity the fertilizer of choice would be
- Triple super phosphate
- Finely ground rock phosphate
- Coarse rock phosphate
- Super phosphate
- For preparing a mixed fertilizer 100 kg of ammonium sulphate and 125kg of single superphosphatae wer mixed. 25 kg of filler was added to this mixture.In terms of N P2 O5 K2O, their fertilizer grade of this mixtur will be
- 550
- 5100
- 880
- 10100
- Use of materials like sulphur polyfor UF, isobudtylidene diurea etc. Improves fertilizer use efficiency. When such additives ar used, the N-rtilizer are termed as
- Prilled urea
- Controlled release nitrogenous fertilizers
- Slow nitrifying N-rtilizers
- Complex fertilizers
- Consider the following statements regarding enzymes in living plants
- They ar specific.
- They ar sensitive to heat.
- The reactions caused by enzymes are reversible.
- They exist in a colloidal state. Of these statements
- 1 and 2 are correct
- 1,3 and 4 are correct
- 2,3 and 4 are correct
- 1,2, 3 and 4 are correct
- Which one of the following plants nutrients is useful; in increasing resistance to diseases and insect pests?
- Calcium
- Phosphorus
- Nitrogen
- Potassium
- Parts of cell walls in plants ar given in List I and their distinctive components are given in List II. Match the two lists and select the correct answer using the codes given below:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Agriculture MCQs (Practice_Test 45 of 56) List-I List-II - Primar wall
- Secondar Wall
- Middle lamella
- Plasma lemma
- Hemicelluloses
- Lignin
- Lipids and proteins
- Pectin
- A
- B
- C
- D
- 1
- 2
- 3
- 4
- 2
- 1
- 4
- 3
- 2
- 1
- 3
- 4
- 1
- 2
- 4
- 3
- Soils with high pH ar generally deficient in
- Zn and Mn
- B and Fe
- Cu and Mo
- Ca and Mg
- During the conversion of each molecule of glucose into pyruvic acid through the glycol tic cycle
- One molecule of ATP is consumed and two molecules of ATP ar generated
- Two molecules of ATP ar consumed and two molecules of ATP are generated
- One molecule of ATP and four molecules of ATP ar generated
- Two molecules of ATP ar consumed and four molecules of ATP are generated
- What is the correct chronological sequence of the following discoveries related to mechanism of photosynthesis?
- Calvin՚s cycle
- Hatch and slack cycle
- Hill reaction
- red drop