Plant Breeding
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262448 A) The semi dwarf wheat and rice varieties that made India self-sufficient in food grains were lodging resistant, responsive to the application of fertilizer and high yielding. (B) The rice varieties were resistant to all three rusts and other prevalent diseases. [QR code, Page: 172] Select the correct option.

1 Both (A) and (B) are true.
2 (A) is true but (B) is false.
3 Both (A) and (B) are false.
4 (A) is false but (B) is true.
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262449 The photoperiod insensitive wheat and rice varieties are beneficial because

1 they are disease resistant.
2 It allows the late planting of the crop.
3 these varieties could be grown in non-traditional regions.
4 both (b) and (c)
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262450 The scientific name of Indian canes is

1 Saccharum officinarum
2 Saccharum spontaneum
3 Saccharum munja
4 Saccharum barberi
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262451 Match the Column-I with Column-II.

























Column-I



Column-II



(A) Saccharum barberi



(1)  South Indian cane with thicker stems and higher sugar content



(B) Saccharum officinarum



(2)  High yield, thick stems, high sugar and adapted to grow in North India



(C) Noblized canes



(3)  Resistant to water stress



(D) Hybrid millets



(4)  North Indian cane with poor sugar content and yield



Select the correct option.

1 A = 4, B = 1, C = 2, D = 3
2 A = 2, B = 1, C = 4, D = 3
3 A = 2, B = 4, C = 1, D = 3
4 A = 2, B = 3, C = 4, D = 2
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262448 A) The semi dwarf wheat and rice varieties that made India self-sufficient in food grains were lodging resistant, responsive to the application of fertilizer and high yielding. (B) The rice varieties were resistant to all three rusts and other prevalent diseases. [QR code, Page: 172] Select the correct option.

1 Both (A) and (B) are true.
2 (A) is true but (B) is false.
3 Both (A) and (B) are false.
4 (A) is false but (B) is true.
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262449 The photoperiod insensitive wheat and rice varieties are beneficial because

1 they are disease resistant.
2 It allows the late planting of the crop.
3 these varieties could be grown in non-traditional regions.
4 both (b) and (c)
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262450 The scientific name of Indian canes is

1 Saccharum officinarum
2 Saccharum spontaneum
3 Saccharum munja
4 Saccharum barberi
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262451 Match the Column-I with Column-II.

























Column-I



Column-II



(A) Saccharum barberi



(1)  South Indian cane with thicker stems and higher sugar content



(B) Saccharum officinarum



(2)  High yield, thick stems, high sugar and adapted to grow in North India



(C) Noblized canes



(3)  Resistant to water stress



(D) Hybrid millets



(4)  North Indian cane with poor sugar content and yield



Select the correct option.

1 A = 4, B = 1, C = 2, D = 3
2 A = 2, B = 1, C = 4, D = 3
3 A = 2, B = 4, C = 1, D = 3
4 A = 2, B = 3, C = 4, D = 2
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262448 A) The semi dwarf wheat and rice varieties that made India self-sufficient in food grains were lodging resistant, responsive to the application of fertilizer and high yielding. (B) The rice varieties were resistant to all three rusts and other prevalent diseases. [QR code, Page: 172] Select the correct option.

1 Both (A) and (B) are true.
2 (A) is true but (B) is false.
3 Both (A) and (B) are false.
4 (A) is false but (B) is true.
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262449 The photoperiod insensitive wheat and rice varieties are beneficial because

1 they are disease resistant.
2 It allows the late planting of the crop.
3 these varieties could be grown in non-traditional regions.
4 both (b) and (c)
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262450 The scientific name of Indian canes is

1 Saccharum officinarum
2 Saccharum spontaneum
3 Saccharum munja
4 Saccharum barberi
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262451 Match the Column-I with Column-II.

























Column-I



Column-II



(A) Saccharum barberi



(1)  South Indian cane with thicker stems and higher sugar content



(B) Saccharum officinarum



(2)  High yield, thick stems, high sugar and adapted to grow in North India



(C) Noblized canes



(3)  Resistant to water stress



(D) Hybrid millets



(4)  North Indian cane with poor sugar content and yield



Select the correct option.

1 A = 4, B = 1, C = 2, D = 3
2 A = 2, B = 1, C = 4, D = 3
3 A = 2, B = 4, C = 1, D = 3
4 A = 2, B = 3, C = 4, D = 2
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262448 A) The semi dwarf wheat and rice varieties that made India self-sufficient in food grains were lodging resistant, responsive to the application of fertilizer and high yielding. (B) The rice varieties were resistant to all three rusts and other prevalent diseases. [QR code, Page: 172] Select the correct option.

1 Both (A) and (B) are true.
2 (A) is true but (B) is false.
3 Both (A) and (B) are false.
4 (A) is false but (B) is true.
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262449 The photoperiod insensitive wheat and rice varieties are beneficial because

1 they are disease resistant.
2 It allows the late planting of the crop.
3 these varieties could be grown in non-traditional regions.
4 both (b) and (c)
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262450 The scientific name of Indian canes is

1 Saccharum officinarum
2 Saccharum spontaneum
3 Saccharum munja
4 Saccharum barberi
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

262451 Match the Column-I with Column-II.

























Column-I



Column-II



(A) Saccharum barberi



(1)  South Indian cane with thicker stems and higher sugar content



(B) Saccharum officinarum



(2)  High yield, thick stems, high sugar and adapted to grow in North India



(C) Noblized canes



(3)  Resistant to water stress



(D) Hybrid millets



(4)  North Indian cane with poor sugar content and yield



Select the correct option.

1 A = 4, B = 1, C = 2, D = 3
2 A = 2, B = 1, C = 4, D = 3
3 A = 2, B = 4, C = 1, D = 3
4 A = 2, B = 3, C = 4, D = 2