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Free download in PDF Economic Botany Qbjective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
Green Revolution in India was possible due to
[A]
Intensive cultivation
[B]
Better irrigation, fertilizers and pesticide facilities
[C]
Exploitation of high yielding varieties
[D]
All the above
(22)
Father of Green Revolution is
[A]
N. E. Borlaug
[B]
N. I. Vavilov
[C]
M. S. Swaminathan
[D]
G. S. Khush
(23)
Dry farming is
[A]
Growing crops in unirrigated arid areas
[B]
Farming using sprinkler system
[C]
Farming in deserts
[D]
Planting drought resistant trees in deserts
Answer: Growing crops in unirrigated arid areas
(24)
Cabbage originated in
[A]
Mediterranean
[B]
Mexico and Central America
[C]
Peruvian Andes
[D]
South West Asia
(25)
The centre of origin of Almond and Apple is
[A]
Asia Minor and Afghanistan
[B]
China
[C]
South-West Asia
[D]
South-East Asia
Answer: Asia Minor and Afghanistan
(26)
The original home of Rice is
[A]
South-East Asia
[B]
Mediterranean
[C]
South-West Asia
[D]
China
(27)
Peruvian Andes are believed to be centre of origin of
[A]
Tomato and Potato
[B]
Tomato, Potato and Chillies
[C]
Potato
[D]
Tomato
Answer: Tomato, Potato and Chillies
(28)
South-East Asia is thought to be centre for the origin of
[A]
Rice, Sugarcane and Mango
[B]
Rice, Sugarcane, Mango and Banana
[C]
Rice
[D]
Rice and Sugarcane
Answer: Rice, Sugarcane, Mango and Banana
(29)
The famous cultivated plant which developed in China is
[A]
Cotton
[B]
Coffee
[C]
Tea
[D]
Orange
(30)
The centre of origin of Wheat is
[A]
Mexico
[B]
South-East Asia
[C]
South-West Asia
[D]
Asia Minor and Afghanistan
31
Improved Wheat varieties are
[A]
Kalyan Sana
[B]
Sonalika
[C]
Sharbati Sonora
[D]
All the above
32
Polishing of Rice is harmful as
[A]
It coats the grains with harmful chemicals
[B]
It removes embryo
[C]
It removes outer protein and vitamin rich nutritive layer
[D]
Both B and C.
33
Rice is a crop of
[A]
Clayey loam soils
[B]
Wet areas
[C]
Irrigated areas
[D]
All the above
34
Resrpine, s drug is extracted from
[A]
Rauwolfia serpentina
[B]
Digitalis purpurea
[C]
Brassica oleraceae
[D]
Atropa belladonna
Answer: Rauwolfia serpentina
35
Fibre of great commercial importance derived from epidermis is
[A]
Cotton
[B]
Coir
[C]
Flax
[D]
Hemp
36
One of the following plants is a rich variety of timber:
[A]
Dalbergia sissoo
[B]
Cassia fistula
[C]
Acacia arabica
[D]
Morus alba
37
Castor oil is obtained from
[A]
Ricinus communis
[B]
Brassica campestris
[C]
Sesamum indicum
[D]
Linum spp
38
Centres of early civilisation were in
[A]
Temperate plains
[B]
River valleys
[C]
Tropical plains
[D]
Hills
39
Ethiopia is the original home of
[A]
Cabbage
[B]
Maize
[C]
Rice
[D]
Coffee
40
Maize evolved in
[A]
Mexico and Central America
[B]
Asia Minor and Afghanistan
[C]
U.S.A.
[D]
Brazil
Answer: Mexico and Central America
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