Agriculture - Mock Test 37

Question 361

The soil temperature under field conditions can be altered by suitable cultural practice such as?

A) Irrigation B) Mulching C) Tillage D) All of the above

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Question 362

The soil solum includes?

A) A horizon B) B horizon C) A and B Horizon D) None of the above

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Question 363

The soil layer of maximum leaching is indicated by the symbol?

A) A1 B) A2 C) B1 D) B2

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Question 364

The sodicity of water can be expressed by?

A) ECE B) SAR C) ESP D) All of the above

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Question 365

The saline soil can be managed by?

A) Addition of gypsum B) Addition of lime C) Addition of pyrite D) Leaching of salts

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Question 366

The rock, which is formed under high temperature and pressure and by sudden geological tectonic movement, is called?

A) Igneous rock B) Sedimentary rock C) Metamorphic rock D) None of these

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Question 367

The rock, which is formed by sedimentation of primary rock, is called?

A) Igneous rock B) Metamorphic rock C) Sedimentary rock D) None of these

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Question 368

The rock "Granite" is a?

A) Sedimentary rock B) Metamorphic rock C) Igneous rock D) None of above

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Question 369

The rock 'Quartzite' is a?

A) Sedimentary rock B) Igneous rock C) Metamorphic rock D) None of these

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Question 370

The rice crop tolerates submergence because?

A) The plant does not need O2 B) The plant has mechanism to transport O2 through leaves C) Bacteria keep the rhizosphere oxidised D) O2 penetrating to root zone through air movement is sufficient

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