Agriculture - Mock Test 126

Question 1251

Multiple effects of a gene are called?

A) Pleiotropy B) Multiple C) Crossing over D) Polygenic effects

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Question 1252

Mulching is an importnt agricultural practice. One of the chief aim of this practice is to?

A) Decrease the evaporation of moisture from the soil B) Prevent insect pests from attacking plants C) Provide support for the plant D) Encourage the plant to grow taller

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Question 1253

Mulberry silkworm is?

A) Bombyx mori B) Philosamia ricini C) Antheraea spp D) None of above

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Question 1254

Which of the following is more suitable for control of Phalaris minor in wheat field?

A) Sulpho-sulphuran B) Pendimethalin C) Isoproturon D) Methabenzthiazuron

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Question 1255

MPP (Marginal Physical Product) of a variable input is negative in?

A) I stage B) II stage C) III stage D) II & III stage

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Question 1256

Flooding of soil grown plant show?

A) Enhancement of phosphorous in shoots B) Promotes ion accumulation by shoots C) Depression in N & K in shoots D) All of the above

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Question 1257

Movements whose direction is determined by the morphology of the plant are called?

A) Hastic movement B) Hyponasty C) Epinasty D) Mutation

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Question 1258

Movements of a plant organ in response to directional fluxes or gradients in environmental stimuli are called?

A) Nastic movement B) Epinasty C) Mutation D) Tropism

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Question 1259

Motile zoospores are the chief characters of the subdivision?

A) Zygomycotina B) Basidiomycotina C) Mastigomycotina D) Deuteromycotina

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Question 1260

Most serious disease of pea is?

A) Early blight B) Powdery mildew C) Late blight D) Anthracnose

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