1) One of the plants introduced from the new world to the old world is
a) Potato
b) Sugarcane
c) Wheat
d) Rice
2) The potato gained resistance to Phytophthora infestans from
a) Solanum demissum
b) Solanum melongena
c) Solanum stoloniferum
d) Solanum acuale
3) Cryopreservation of germ plasm is done at
a) 
b) 
c) 
d) 
4) Liquid wax obtained from Jojoba is similar to
a) Mustard oil
b) Coconut oil
c) Sperm whale oil
d) Cod liver oil
5) Which of the following is an under-utilized oil crop ?
a) Brassica campestris
b) Cocos nucifera
c) Azadirachta indica
d) None of these
6) Saccharum officinarum gained resistance to red rot of sugarcane from
a) Saccharum spontaneum
b) Saccharum munja
c) Triticum aestivum
d) Sorghum vulgare
7) Liquid wax can be obtained from
a) Guayule
b) Jojoba
c) Winged bean
d) All of these
8) Exchange of germplasm is carried out preferably through a shoot tip culture because they are
a) Genetically stable
b) Small and handy
c) Virus free
d) very low in cost
9) Triticale is a man-made cereal which has been developed through hybridization between
a) Wheat and Gram
b) Wheat and Rye
c) Wheat and Oat
d) Wheat and Rice
10) Which of these is not correctly matched ?
a) Leucaena leucocephala – fixes atmospheric nitrogen
b) Psophocarpus tetragonolobus – seeds are nutritive
c) Simmondsia chinesis -liquid wax is obtained
d) Parthenium argentatum-furniture wood is obtained
11) Natural resistance to late blight of potato is present in
a) Solanum stoloniferum
b) Solanum demissum
c) Solanum tuberosum
d) Solanum accuale
12) Offsite collections are part of
a) In situ conservation
b) Ex situ conservation
c) Both in situ and ex situ
d) None of these
13) A liquid wax similar to spermaceti (sperm whale oil) is obtained from
a) Loucaena (Leucaena leucocephala)
b) Guayule (Parthenium argentatum)
c) Jojoba (Simmondsia chinensis)
d) Winged been (Psophocorpus tetragonolobus)
14) The dwarf varieties of wheat brought from Mexico into India were
a) Sonora-64 and Sonalika
b) Lerma Rojo 64A and Sonora 64
c) Sharbati, Sonora, Pusa, Lerma
d) Sonalika
15) IR-36 was developed through breeding
a) Six rice varieties and Oryza nivara
b) 13 rice varieties and Oryza nivara
c) Oryza indica and Oryza nivara
d) Oryza indica and Oryza sativa
16) To obtain virus-free clonal plants, which part of the plants is cultured ?
a) Root tip
b) Shoot tip
c) Stem
d) Leaf
17) Improvement of crops by means of preserving germplasm in frozen state is called
a) Cryopreservation
b) Cold storage preservation
c) Vernalization
d) In situ preservation
18) Which of the following is liquid hydrocarbon ?
a) Latex
b) Resin
c) Tannin
d) Gum
19) The best example of a renewable source of energy is
a) Petroleum
b) Fossil fuels
c) Trees
d) Water
20) For biogas production, besides dung which of the following weeds is recommended in our country ?
a) Eichhornia crassipes
b) Hydrilla
c) Mangifera indica
d) Solanum nigrum
21) Petroleum yielding plants or petroplants belong to family
a) Apocynaceae
b) Ascepiadaceae
c) Euphorbiaceae
d) All of the above
22) Biogas contains
a) 10-30% methane
b) 30-40% methane
c) 50-70% methane
d) 80-90% methane
23) HMP is a bioenergy obtained from
a) Draught animal power
b) Animal wastes
c) Human muscle power
d) None of these
24) DAP is a bioenergy obtained from
a) Human muscle power
b) Draught animal power
c) Animal wastes
d) Fossil fuels
25) From which one of the following is bioenergy obtained?
a) natural gas
b) Biogas
c) Coal
d) None of these
26) Which of the following can be used in place of petrol ?
a) Ethanol
b) Methanol
c) Butanol
d) Propanol
27) Raising of crops for the production of ethanol is known as
a) Biomass production
b) Agro-technology
c) Energy cropping
d) Energy plantation
28) Which of the following is a petroleum plant ?
a) Euphorbia
b) Potato
c) Sugarcane
d) Maize
29) Energy cropping does not involve raising of
a) Potato
b) Sugar beet
c) Tapioca
d) Cucurbita
30) Energy plantations differ from energy cropping in being a
a) Source of fuelwood
b) Substitute for petroleum
c) Renewable
d) Exportable
31) The maximum alcohol is obtained from
a) Sugarcane
b) Wood
c) Maize
d) Tapioca
32) The natural heat of the earth is called
a) Abiotic energy
b) Bio energy
c) Geothermal energy
d) Geographic energy
33) Which wood is most suited as fuelwood ?
a) Dicot
b) Monocot
c) Gymnospermous
d) All of these
34) What type of fuels are coal, petrol and natural gas ?
a) Bio fuels
b) Electrical fuels
c) Fossil fuels
d) Liquid fuels
35) The energy obtained from biological resources is called
a) Electrical energy
b) Mechanical energy
c) Bioenergy
d) Life energy
36) Which of these is a solar energy converter ?
a) Chlorella
b) Mucor
c) Agaricus
d) Rhizobium
37) What percent of radiant energy is stored by producers ?
a) 1.0 %
b) 10%
c) 20%
d) 50%
38) Renewable resources are
a) Water
b) Plants
c) Animals
d) All the above
39) The food grains which provide the most important staple food for man are
a) Oil seeds
b) Millets
c) Legumes
d) Cereals
40) Cereals are major sources of
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
41) Most cereal crop plants (or the major food crops) of the world belong to the
a) Family Gramineae
b) Family Leguminosae
c) Family Solanaceae
d) Family Musaceae
42) Which of the following families provide food rich in carbohydrates?
a) Cruciferae
b) Leguminosae
c) Gramineae
d) Palmae
43) In cereals, the cotyledon is called
a) Coleorhiza
b) Pericarp
c) Scutellum
d) None of these
44) Oryza sativa (rice) belongs to
a) Solanaceae
b) Liliaceae
c) Gramineae (Poaceae)
d) Araceae
45) The richest source of carbohydrates is
a) Barley
b) Rice
c) Maize
d) Wheat
46) Rice is a
a) Cereal
b) Millet
c) Pulse
d) Spice
47) Which one of the following regions is the centre of origin of rice?
a) India
b) China
c) Indo-Malayan region
d) Russia
48) Which is the most important cereal crop of the temperate regions?
a) Maize
b) Barley
c) Paddy
d) Wheat
49) Wheat plant is botanically known as
a) Oryza sativa
b) Triticum aestivum
c) Secale cereale
d) Sorghum vulgare
50) One of the plants introduced from Old World to the New World is
a) Sweet potato
b) Corn
c) Potato
d) Rice
51) One of the major Basmati rice-producing states in our country is
a) Kerala
b) Uttar Pradesh
c) Andhra Pradesh
d) Karnataka
52) Which is the world’s most widely cultivated food crop?
a) Rice
b) Wheat
c) Maize
d) Barley
53) Triticum aestivum is
a) Diploid
b) Triploid
c) Tetraploid
d) Hexaploid
54) In Triticum aestivum which type of polyploidy is present?
a) Hexa-polyploidy
b) Allotetraploidy
c) Allopolyploidy
d) Hexa-alloploidy
55) In India
a) Both summer and winter wheats are equally important
b) Summer wheat is more important
c) Winter wheat is more important
d) Nothing is fixed
56) Corrugated paper is manufactured from
a) Wheat straw
b) Rice straw
c) Maize straw
d) Bajra straw
57) One of the following is a gift of the New world to the Old world:
a) Wheat
b) Maize
c) Barley
d) Rice
58) RR-21 is a high yielding variety of
a) Rice
b) Wheat
c) Gram
d) Sugarcane
59) Which of the following was the first domesticated cereal ?
a) Rice
b) Barley
c) Maize
d) Oat
60) The species of barley cultivated in India is
a) H. vulgare
b) H. distichum
c) H. irregulare
d) All of these
61) Which one of the following plants is used for preparing malt?
a) Lemon
b) Rice
c) Wheat
d) Barley
62) Which is the most nutritious cereal?
a) Wheat
b) Barley
c) Maize
d) Oat
63) Which of the following is a man-made cereal?
a) Hordeum vulgare
b) Triticale
c) Seccale cereale
d) Triticum vulgare
64) The botanical name of Bajra (pearl millet) is
a) Triticum aestivum
b) Pennisetum typhoides
c) Sorghum vulgare
d) Zea mays
65) Which of the following is the most important Indian millet?
a) Eleusine coracana
b) Secale cereale
c) Sorghum vulgare
d) Pennisetum typhoides
66) Pearl millet originated in
a) India
b) Africa
c) China
d) America
67) Sugar is extracted from sugarcane and also from the crops of
a) Potato
b) Sweet potato
c) Beet
d) Tapioca
68) The major source of sugar in the world presently is
a) Sugar maple
b) Beet root
c) Sugarcane
d) Dates
69) The largest producer of sugarcane is
a) China
b) India
c) Pakistan
d) Brazil
70) Which state of India is the largest producer of sugarcane?
a) Madhya Pradesh
b) Punjab
c) Uttar Pradesh
d) Rajasthan
71) Which states in India are the largest producers of sugarcane?
a) Maharashtra and U.P.
b) U.P. and Rajasthan
c) Andhra Pradesh, J.K.
d) Punjab
72) The ideal climate for sugarcane farming exists in
a) Bihar
b) Orissa
c) Tamil Nadu
d) Uttar Pradesh
73) Among the following, which harms the sugarcane crop?
a) Termites
b) Pyrilla
c) Piricularia
d) Locusts
74) Pyrilla perpusilla is a common pest of
a) Sugarcane
b) Rice
c) Wheat
d) Pulses
75) Bagasse is related to the manufacture of
a) Cane sugar
b) Cellulose
c) Cinchonidine
d) Resin
76) The wheat grain is a
a) Fruit
b) Seed
c) Embryo
d) Glume
77) The beetroot (Beta vulgaris) belongs to the family
a) Apocynaceae
b) Cruciferae
c) Chenopodiaceae
d) Asclepiadaceae
78) Sago grain or starch is obtained from the stem of
a) Metroxylon sagu
b) Pinus roxburghii
c) Ginkgo biloba
d) Pinus sylvestris
79) Starch grains in potato tubers are located in
a) Chloroplasts
b) Leucoplasts
c) Chromoplasts
d) Elaioplasts
80) Tapioca plant which stores food in large fleshy storage roots, belongs
to the genus
a) Manihot
b) Ipomoea
c) Dioscorea
d) Solanum
81) Tapioca belongs to the family
a) Euphorbiaceae
b) Chenopodiaceae
c) Rubiaceae
d) Apocynaceae
82) The Cassava plant is
a) Manihot esculenta
b) Colocasia esculenta
c) Amorphophallus campanulatus
d) Dioscorea rotundata
83) Most of the world’s paper is made from
a) Rags
b) Linen
c) Wood pulp
d) Crop wastes
84) The plant, whose pulp is used in paper industry, is
a) Bambusa
b) Olea
c) Gossypium
d) Salmalia
85) Bamboo grows in
a) Temperate evergren forests
b) Tropical rain forests
c) Deciduous forests
d) Dry deciduous forests
86) Newsprint consists mostly of
a) Bleached sulphite pulp
b) Unbleached sulphite pulp
c) Partially bleached sulphate pulp
d) Ground wood pulp
87) The family Leguminosae is important as the members yield
a) Fibres
b) Pulses
c) Vegetables
d) Oils
88) Which of the following families provides food rich in protein?
a) Leguminosae
b) Cruciferae
c) Solanaceae
d) Liliaceae
89) Atmospheric nitrogen in the soil is fixed by
a) Cereals
b) Pulses
c) Sugarcane
d) Cotton
90) Pulse crops belong to the family
a) Compositae
b) Cruciferae
c) Solanaceae
d) Leguminosae
91) Pulses are a good source of
a) Protein
b) Carbohydrate
c) Fat and carbohydrate
d) Cellulose
92) Among the following which is the richest source of protein?
a) Rice
b) Ground nut (Arachis hypogea)
c) Wheat
d) Gram
93) Which is the richest source of protein?
a) Glycine max
b) Ground nut
c) Solanum
d) Brassica
94) Which pulse has the highest content of protein?
a) Red gram
b) Chick pea
c) Peas
d) Soyabean
95) A milk like preparation can be made from the seeds of
a) Barley
b) Gram
c) Soya bean
d) Grapes
96) Which of the following is used to prepare a milk like preparation?
a) Barley
b) Pigeon pea
c) Soyabean
d) Mustard
97) In certain parts of India, muscular dystrophy is commonly found
among the poor people because they eat cheap pulses from the plant
a) Pisum sativum
b) Lathyrus sativus
c) Cicer arietinum
d) Phaseolus mungo
98) Lathyrism is caused by
a) dal
b) moti dal
c) kesari dal
d) glycine
99) Green gram, a fast growing warm season dryland pulse crop, is obtained
from
a) Phaseolus aconitifolius
b) P. vulgaris
c) P. aureus
d) Pisum sativum
100) Which fruits are rich sources of energy-giving carbohydrates?
a) Banana and orange
b) Orange and mango
c) Mango and apple
d) Banana and dates
Answers