WorksheetsB.Sc. V Semester
Total questions: 50
Worksheet time: 50mins
The curcumin is isolated from
Sunflower
Garlic
Turmeric
Rose flower
Castor oil is obtained from
Sesamum indicum
Linum sp.
Brassica campestris
Ricinus communis
Pulses belongs to family
Leguminosae
Brassicaceae
Poaceae
Solanaceae
1.The medicinally important part of Rauwolfia serpentina is
Root
Rhizome
Aerial stem
Leaves
2.Jute is obtained from
Primary xylem
Primary phloem
Secondary xylem
Secondary phloem
3. Ethiopia is the original home of?
Coffee
Maize
Rice
Cabbage
................. is the source is used in Black Pepper.
Bud
flower
Fruit
Stem
........... is the origin of Rice.
China
South central China
Indonesia
India
Coton fibers have a high felting power and a high cellulosecontent of about
91%
81%
71%
61%
One of the following plants is a rich variety of Timber
Dalbergia sissoo
Acacia arabica
Pinus roxburghii
Cassia fistula
One of the following is a source of rubber
Hevea brasilensis
Tectona grandis
Cedrus deodara
Michelia champaca
Which of the most important source of food and fodder?
a) Algae
b) Fungi
c) Lichen
d) Cereal
On exposure of oxygen which oil dry into thin elastic films
Drying oils
semidrying oils
nondrying oils
fats
Which part of coconut producs coir?
seedcoat
epicarp
mesocarp
pericarp
which one yoelds resin, timber and pulp?
Dalbergia
Pinus
Eucalyptus
Quercus
Epidermal seed fibres obtaion from
Jute
cotton
coir
hemp
which of the following is pseudocereals
Zea mays
Triticum sativum
oryza sativa
fagopyrum esculentum
saffron obtained from
Steman
stigma
petals
seed
Ragi is obtained from
Oryza sativa
Triticum estivum
Eleusine coracana
Sorghum vulgare
Jute fibre obtained from
Mesocarp fibre
Seedcoat fibre
Seconday xylem
Seconday Phoem
In the South American Andes, ___ are staple of manyindigenous plants.
Rice
Wheat
Potato
sugarcane
Fibers occur in which part of plants?
Stem
Leaves
Fruits
All
Which fiber is used for stuffng matresses and cushions?
Brush Fibre
Filling fibre
natural fibre
none
The main plant sources of protein Fibre are
Soybeans
Corn
Peanuts
All
The plant introduced from old world to the new world is
Wheat
Maize
Sugarcane
Rice
Which of the following is a pseudocereals
Pennisetum typhoides
Fagopyrum esculentum
Setaria italica
Eleusina coracana
Tobacco belongs to which of the following families
Brassicaceae
Malvaceae
Solanaceae
Poaceae
The major alkaloid present is tobacco is
Caffeine
Nicotine
Morphine
None of the above
Which one is used as a fumitory
Betel
Tobacco
Acacia
All of the above
Essential oils are used as
Lubricants
Perfumes
cooking agents
None of the above
Botanical name of teak is
Shorea rubusta
Tectona grandis
Dalbergia sissoo
Cidrus deodara
Central Drug Research Institute is situated in
Lucknow
Madras
Bangalore
Cuttak
Long cotton fibres develop from
Lint
fuzz
Flint
none of these
coffee is mainly produced in India in
Andhra Pradesh
Karnataka
Kerala
Tamil Nadu
Which is not a essential oil
Clove oil
Eucalyptus oil
Sandal wood oil
Castor oil
The Botanical name of peanut is
Anacardium
Arachis hypogea
Glycine max
cicer arietinum
Quinine is obtained from the bark of
Cinchona
Atropa belladona
Datura stramonium
papaver somniferum
In cauliflower which part of the plants is edible
Leaves
Stem
Root
Fleshy inflorescence
Fibres are obtained from
Chlorenchyma
Sclerenchyma
Collenchyma
Parenchyma
The sugur contain mainly
Glucose
Fructose
Sucrose
none of these
The largest wheat producing country is
India
Japan
U.S.A.
Mexico
Single, Self pollinated, homozygous plant is called as…………
Multiline
Pureline
Isogenic line
inbred
The cross between inbred and open pollinated variety is called as……………
Single cross
Polycross
Multicross
Top cross
Which method is also known as evolutionary method of plant breeding?
Bulk method
Backcross method
Pedigree method
Pureline method
Term nobilisation is related to which crop?
a) Sugarbeet
b) Potato
c) Ginger
d) Sugarcane
Totipotency is a feature of which of the following?
Plant Cell
Animal Cell
Cancerous Cell
All of the Above
Breeding for disease resistance requires
a) a good source of resistance
b) Planned hybridisation
c) Diseases test
d) All of these
A scientist wants to study the viral effects on plants. Which of the following part of the plant should be excluded?
a) pith
b) shoot apex
c) phloem
d) cortex
Somatic hybridisation is achieved through
a) Grafting
b) Conjugation
c) Protoplast fusion
d) Recombinant DNA technology
Bagging is done to
a) Avoid cross pollination
b) Avoid self pollination
c) Achieve desired pollination
d) Prevent contamination from foreign pollen
