ICAR JRF ENTRANCE EXAM-2003-04 General Agriculture Questions(Memory Based)

ICAR JRF ENTRANCE EXAM-2003-04 General Agriculture Questions (Memory Based)

1. DNA contains following number of nitrogenous base
(A)One (B) Two
(Q Four (D) Ten

2. Animal and plant cell can be differentiated by
(A) Conductivity (B) Size
(C) Presence or absence of cell wall (D) Shape

3. In temperate countries, sugar is generally obtained from which of the following crops
(A) Maple (B) Sugar Beet
(C) Wheat (D) Sugarcane

4. The idea of particulate nature of inheritance was given by
(A) Darwin (B) Mendel
(C) Jones (D) Bateson

5. Cultivated rice Oryza sativa has the following number of cromosomes
(A) 2n =32 (B) 2n =20
(C) 2n=24 (D) 2n =18

6. In the presence of sunlight CO2 and H2O (with the help of chlorophyll) and converted in to carbohydrate, this is known as
(A) Photosynthesis (B) Respiration
(C) Metabolism (D) Solar radiation

7. Soil productivity takes in to account the following
(A) Soil structure (B) Soil moisture
(C) Soil fertility (D) Soil fertility and productivity

8. If chromosome compliment of two diploid species is combined in one, the result species would be
(A) Amphidiploid (B) Haploid
(C) Monogenic (D) Polygenic

9. Alternate form of gene at the same locus are referred to as
(A) Allele (B) Plastid
(C) Dominant (D) Chromosome

10. Sequence of growing crops in a piece of land is known as
(A) Crop insurance (B) crop rotation
(C) Crop production (D) Crop management

11. Which one of the following is not a legume crop?
(A) Wheat (B) Peas
(C) Beans (D) Groundnut

12. Total cultivated area in India is close to
(A) 500 Mha (B) 400 Mha
(Q 180 Mha (D) 60 Mha

13. Nitrogen deficiency in plants leads to
(A) Chlolorosis (B) Excessive growth
(C) Profuse flowering (D) Dark green colour

14. The two major races of rice are.
(A) Europian and Tropical (B) Indica and Japonica
(C) Asiatic and American (D) Temperate and Tropical

15. N:P:K requirement in legume is generally
(A) 3:1:1 (B) 3:1:0
(C) 1:2:2 (D) 4:2:1

16. Which of the following state has the largest geographical area
(A) U.P. (B) Bihar
(Q M.P. (D) Rajasthan

17. The highest production in terms of million tones per year in India is that of
(A) Pulses (B) Groundnut
(C) Potatoes (D) Sugarcane

18. Respiration in plant is essentially a process related to the following
(A) Evaporation (B) Transpiration
(C) Oxidation (D) None of these

19. Linkage between gene affects
(A) Vernalization (B) Fertilization
(C) Anaphase (D) Independent assortment

20. NPK are required in plant nutrition as
(A) Trace element (B) Microelement
(C) Micro nutrient (D) None essential

21. India has to provide for its population
(A) 2 billion (B) 1 billion
(C) 600 million (D) 1 million

22. In diploid species generally a following number of the chromosomes are involved in the pollen mitosis
(A) 4n (B) 2n
(C) 1n (D) 3n

23. Sulphur fungicides can be freely used on all vegetable except the following
(A) Beans and peas (B) Okra
(C) Root vegetable (D) Cucurbits

24. Karnal bunt is a serious disease of
(A) Apple (B) Tomato
(C) Wheat (D) Mung

25. Zinc is required for the synthesis of
(A) Tryptophane (B) Sugar
(C) Fats (D) Proteins

26. Contour system of orchard planting is generally followed in
(A) Saline soils (B) U.P.
(C) Hills (D) Punjab

27. NARS refers to
(A) National Agricultural Research Streams
(B) National Agricultural ayurvedic System
(C) National Agricultural Review System
(D) National Agricultural Research System

28. Cryo-preservation is done in liquid nitrogen at a temperature of
(A) -196°C (B) 200°C
(C) 0 °C (D) 4°C

29. Crossing over during meiois results in
(A) Breaking linkage (B) Promoting Linkage
(C) Help mutation (D) None of these

30. The simplest measure of variability in data set is
(A) Range (B) Mean
(C) Mode (D) Media

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