Genetic Conservation and New Crops Questions and Answers

Genetic Conservation and New Crops MCQ (Multiple Choice Questions and Answers)


Question 1: Ethiopia is the original home of

(A) Coffee

(B) Maize

(C) Rice

(D) Cabbage

Answer: (A)

Question 2: Cabbage originated in

(A) Mexico and Central America

(B) Peruvian Andes

(C) Mediterranean

(D) South West Asia

Answer: (C)

Question 3: Maize evolved in

(A) Brazil

(B) Mexico and Central America

(C) U.S.A.

(D) Asia Minor and Afghanistan

Answer: (B)

Question 4: The centre of origin of Almond and Apple is

(A) South-West Asia

(B) South-East Asia

(C) China

(D) Asia Minor and Afghanistan

Answer: (D)

Question 5: The original home of Rice is

(A) South-West Asia

(B) South-East Asia

(C) Mediterranean

(D) China

Answer: (B)

Question 6: Peruvian Andes are believed to be centre of origin of

(A) Tomato

(B) Potato

(C) Tomato and Potato

(D) Tomato, Potato and Chillies

Answer: (D)

Question 7: The origin of Sunflower is believed to be in

(A) Mexico and Brazil

(B) Brazil

(C) U.S.A.

(D) Peruvian Andes

Answer: (C)

Question 8: South-East Asia is thought to be centre for the origin of

(A) Rice

(B) Rice and Sugarcane

(C) Rice, Sugarcane and Mango

(D) Rice, Sugarcane, Mango and Banana

Answer: (D)

Question 9: The famous cultivated plant which developed in China is

(A) Tea

(B) Coffee

(C) Cotton

(D) Orange

Answer: (A)

Question 10:  Production centre of Hevea Rubber is

(A) Malayasia

(B) Brazil

(C) Peruvian Andes

(D) South-East Asia

Answer: (B)

Question 11: The centre of origin of Wheat is

(A) South-West Asia

(B) South-East Asia

(C) Asia Minor and Afghanistan

(D) Mexico

Answer: (A)

Question 12: Which is not a new World crop?

(A) Tapioca

(B) Peanut

(C) Cashewnut

(D) Poppy

Answer: (D)

Question 13: Which one belongs to Old World?

(A) Squash

(B) Pumpkin

(C) Water Melon

(D) Guava

Answer: (C)

Question 14: Select a crop which belongs to New World

(A) Jackfruit

(B) Papaya

(C) Spinach

(D) Pear

 Answer: (B)

Question 15: Which one belongs to New World?

(A) Red Pepper

(B) Black Pepper

(C) Onion

(D) Garlic

Answer: (A)

Question 16: Which is the crop that originated in Peru and Brazil but is now mainly grown in India?

(A) Groundnut

(B) Potato

(C) Maize

(D) None of the above

Answer: (A)

Question 17: The crop which originated in Peru but is now cultivated extensively, especially in East Europe is

(A) Coffee

(B) Potato

(C) Rubber

(D) Maize

Answer: (B)

Question 18: Name the crop which had its birthplace in Tropical America but the centre of production is now Midwest U.S.A.

(A) Pineapple

(B) Oil Palm

(C) Cocoa

(D) Maize

Answer: (D)

Question 19: Christopher Columbus landed in island of Bahamas (Caribbean Sea) in

(A) 1692

(B) 1592

(C) 1492

(D) 1792

Answer: (C)

Question 20: Tropical forests are being lost at the annual rate of

(A) 11 million ha/yr

(B) 110 million ha/yr

(C) 1 million ha/yr

(D) 1100 million ha/yr

 Answer: (A)

Question 21: Post-Vavilov megadiversity centre is

(A) Australia

(B) Siberia

(C) Andamans

(D) Tibet

Answer: (A)

Question 22: The number of centres of origin of crop plants recognized by Vavilov is

(A) 8

(B) 11

(C) 7

(D) 21

Answer: (B)

Question 23: Guarana is

(A) Fodder plant

(B) Oil Plant

(C) Beverage plant

(D) Food plant

Answer: (C)

Question 24: Potato famine of Ireland occurred in

(A) 1645

(B) 1745

(C) 1845

(D) 1854

Answer: (C)

Question 25: Potato famine of Ireland was caused by attack of fungus

(A) Phytophthora Palmivora

(B) Plasmopara viticola

(C) Puccinia graminis

(D) Phytophthora infestans_

Answer: (D)

Question 26: Natural resistance to late blight of Potato is present in

(A) Solanum tuberosum

(B) Solanum acaule

(C) S. demissum

(D) S. stoloniferum

Answer: (C)

Question 27: Gene banks are part of

(A) Ex situ conservation

(B) In situ conservation

(C) Both ex situ and in situ conservation

(D) Tribal diet

Answer: (A)

Question 28: In situ conservation is carried out through

(A) National Parks

(B) Wildlife sanctuaries

(C) Biosphere reserves

(D) All the above

Answer: (D)

Question 29: Ex situ conservation is carried out through

(A)Funneling the threatened species into trade

(B) Offsite collections

(C) Gene banks

(D) All the above

Answer: (D)

Question 30: Gene banks comprise

(A) Seed banks, orchards, tissue culture and cryopreservation

(B) Seed banks, tissue culture and cryopreservation

(C) Seed banks and cryopreservation

(D) Tissue culture and cryopreservation

Answer: (A)

Question 31: Orthodox seeds can be preserved for long at a temperature of

(A) – 1960C

(B) – 100C to – 200C

(C) 00C – 40C

(D) 100C to 150C

Answer: (B)

Question 32: Dwarfing gene of wheat is

(A) Pal-1

(B) Atomita-1

(C) Norin-10

(D) Pelita-2

Answer: (C)

Question 33: Jojoba yields wax for cosmetics from its

(A) Stem

(B) Leaves

(C) Seeds

(D) Fruit Pulp

Answer: (C)

Question 34: IR-36 was developed through breeding of

(A) Six Rice varieties and Oryza nivara

(B) Thirteen Rice varieties and Oryza nivara

(C) Oryza sativa and O. indica

(D) Oryza indica and O. nivara

Answer: (B)

Question 35: Which one is beverage Plant?

(A) Ilex paraguiensis

(B) Caltha edulis

(C)  Poullinia cupana

(D) All the above

Answer: (D)

Question 36: The three topmost major crops of the world in the order of total production are

(A) Wheat > Rice > Maize

(B) Rice > Wheat > Maize

(C) Wheat > Maize > Rice

(D) Rice > Maize > Wheat

Answer: (C)

Question 37: Potential food Plant is

(A) Winged Bean (Psophocarpus tetrugono-lobus)

(B) Jojoba (Simmondsia chinensis)

(C) Guayule (Parthenium argentatum)

(D) Leucaena

Answer: (A)

Question 38: A potential source of rubber is

(A) Guayule (Parthenium argentatum)

(B) Leucuena leucocephala

(C) Cucurbita foetidissima

(D) Citrulus colocynthis

Answer: (A)

Question 39: Cola, the common beverage, is obtained from

(A) Seeds

(B) Flowers

(C) Leaves

(D) Stems

Answer: (D)

Question 40: Maximum genetic diversity of crops occurs where agriculture is

(A) Run on commercial lines

(B) Advanced

(C) Rainfed

(D) Primitive

Answer: (D)

Question 41: Which is more suitable for germplasm collection?

(A) Centre of Production

(B) Homelands

(C’) Tropical areas

(D) Temperate areas

Answer: (B)

Question 42: Which one will be searched for obtaining maximum genetic diversity?

(A) Recent varieties

(B) Old varieties

(C) Wild relatives

(D) All the above

Answer: (B)

Question 43: Paraguay Tea is got from

(A) Leaves of Ilex

(B) Seeds of Ilex

(C) Leaves of of Paullinia

(D) Paste of crushed kernels of Paullinia

Answer: (D)

Question 44: Arabian Tea is

(A) Leaves and buds of Paullinia

(B) Seeds of Ilex

(C) Leaves and buds of Catha edulis

(D) Seeds of Catha

Answer: (C)

Question 45: Cryopreservation is carried out at

(A) – 100C to – 200C

(B) – 500C to – 600C

(C) – 1960C

(D) – 1000C

Answer: (C)

Question 46: Co-varieties of sugarcane obtained red hot resistance from

(A) Saccharum munja

(B) S. spontaneum

(C) S. arundineceum

(D) S. edula

Answer: (B)

Question 47: A calcitrant seed will be killed in

(A) Low temperature

(B) Dry air

(C) Further dehydration

(D) All the above

Answer: (D)

Question 48: A gift from New World to Old World is

(A) Barley

(B) Rice

(C) Wheat

(D) Maize

Answer: (D)

Question 49: Which plant was introduced from Old World to New World

(A) Potato

(B) Rice

(C) Corn

(D) Maize

Answer: (B)

Question 50: Dwarf Wheat varieties brought into India from Mexico were

(A) Sonora -64 and Sonalika

(B) Sharbati Sonora and Pusa Lerma

(C) Sonalika and Sharbati Sonora

(D) Sonora -64 and Lerma Rojo -64

Answer: (D)