MCQs Series From Arun Katayan Book For All Agri Competitive Exams (Part

MCQs Series From Arun Katayan Book For All Agri Competitive Exams (Part - 01)

Hello Aspirants, here we are with MCQs Series From Arun Katayan Book For All Agri Competitive Exams like MCAER PG CET, BHU PET, IBPS AFO, ICAR JRF & other Agri Entrances! Here you will get 20 MCQs in Each part & we will cover both Arun Katayan Volume I & II throgh this series. Thes MCQs will surely helpful for your exam preparation!

1. Agro-Climatic Regional Planning was initiated in India with the inception of......

A) First five year plan

B) Grow more food campaign

C) In late eighties

D) The Seventh Five Year plan

Answer : (D) The Seventh Five Year plan

2. Crop mixtures have proved biologically most dynamic under

A) water stress conditions

B) Irrigated condition

C) high soil fertility conditions

D) Large holding conditions

Answer : (A) water stress conditions

3. Which one of the following terms is used to denote the relative land area under sole crop required to produce the same yield as obtained under a mixed or an intercropping system at the same management

A) Land utilization index

B) Cropping intensity

C) Land equivalent ratio

D) Relay cropping

Answer : (C) Land equivalent ratio

4. As per the principle of crop rotation, pulses should be included in rotation because:----

A) They increase total pulse production

B) They release land quickly for the second crop

C) They help in maintenance of soil fertility

D) They increase the yeild of succeeding cereal crop

Answer : (C) They help in maintenance of soil fertility

5. Which one of the following pairs is NOT correctly matched?

A) Relay cropping: Sowing pulse in rice crop prior to the harvest

B) Inter cropping:Wheat after rice

C) Multi-tier cropping: Coconut-Pepper-Cacao-Pineapple

D) Sole Cropping:Potato

Answer : (B) Inter cropping:Wheat after rice

6. Which ONE of the following is the principal "N" fixing algal community of blue-green algae?

A) Rhizobia

B) Anabaena

C) Azotobacter

D) Azospirillium

Answer : (B) Anabaena

7. Groundnut pegs developed in the soil to form __

A) roots

B) stems

C) tubers

D) fruits

Answer : (D) fruits

8. Fire curing is followed in:

A) Chewing type of tobacco

B) Bidi tobacco

C) Hookah tobacco

D) Cheroot tobacco

Answer : (A) Chewing type of tobacco

9. Which of the following two crops are responsible for almost 75% of pulse production in India?

A) Gram and moongbean

B) Pigeon pea and moongbean

C) Moongbean and lentil

D) Gram and pigeonpea

Answer : (D) Gram and pigeonpea

10. Triticale is a cross between:

A) Wheat and barley

B) Barley and rye

C) Wheat and rye

D) Wheat and oat

Answer : (C) Wheat and rye

11. An international crop research institute called CIMMYT in Mexico deals with two crops grown widely in India, these crops are:

A) Rice and Jute

B) Rice and Wheat

C) Maize and wheat

D) Maize and millet

Answer : (C) Maize and wheat

12. Pedology considers soil as a:

A) Natural body

B) Purely a synthesised one

C) Medium for plant growth

D) Powdered rock mass of the earth's crust

Answer : (A) Natural body

13. Chlorites are basically silicates of.....

A) Magnesium with some iron and aluminium

B) Iron with some magnesium and aluminium

C) Aluminium with some iron and magnesium

D) Iron and aluminium

Answer : (A) Magnesium with some iron and aluminium

14. In soil science micelle stands for........

A) Colloidal particle carrying positive charge

B) Colloidal particle carrying negative charge

C) Microspores in between textural particles

D) Negatively charged silt particles with high CEC

Answer : (B) Colloidal particle carrying negative charge

15. Soils high in swelling clays which crack widely upon drying resulting in shrinking, shearing and soil mass movement are characteristics of :

A) Ultisols

B) Entisols

C) Podzols

D) Vertisols

Answer : (D) Vertisols

16.Which one of the following micro-organism is responsible for maximum nutrient cycling in the soil?

A) Bacteria

B) Actinomycetes

C) Fungi

D) Algae

Answer : (A) Bacteria

17. When organic matter with wide C:N ratio (70:1) is added to the soil, the net effect is the disappearance of mineral nitrogen due to:

A) Mineralisation

B) Immobilisation

C) Nitrogen transformation

D) Nitrogen reduction

Answer : (B) Immobilisation

18. The addition of excess soluble phosphatic fertilizers to soil may affect plant growth by:

A) Inhibiting the growth of microorganism

B) Precipitating iron and aluminium

C) Reducing the availability of zinc

D) Reducing the availability of calcium

Answer : (C) Reducing the availability of zinc

19. In order to assess the immediate fertility level of a given soil for potassium,which one of the following forms of potassium present in soil would one test for?

A) Total K

B) Exchangeable K

C) Water Soluble K

D) K held in the silt

Answer : (B) Exchangeable K

20. What culture should be given priority on groundnut cultivation:

A) Azospirilla

B) Mycorrhiza

C) Phosphobacteria

D) Rhizobia

Answer : (D) Rhizobia

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