Plant Breeding Technique
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343539 Assertion :
In case of vegetatively propagated crops, pure-line selection is not required.
Reason :
Hybrid vigour is mostly used in vegetatively propagated plants.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343540 Pre-existing genetic variability is collected from____.

1 Wild relatives of the same crop
2 Wild relatives of a different crop
3 Normal relatives of the crop
4 None of them
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343541 Fill in the blanks - Semi-dwarf rice varieties were derived from \(\underline {\;{\rm{A}}\;} \), (developed at international Rice Research institute (IRRI), Philippines) and Taichung Native-1(from
\(\underline {\;{\rm{B}}\;} \) ). The derivatives were introduced in \(\underline {\;{\rm{C}}\;} \) . Later better-yielding semidwarf varieties Jaya and Ratna were developed in \(\underline {\;{\rm{D}}\;} \).

1 A-IR-8, B-Japan, C-1966, D-India
2 A-IR-32, B-Taiwan, C-1966, D-India
3 A-IR-8, B-Taiwan, C-1966, D-USA
4 A-IR-8, B-Taiwan, C-1966, D-India
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343542 The entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called____

1 Gene pool
2 Genetic variability
3 Germplasm collection
4 Germline
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343539 Assertion :
In case of vegetatively propagated crops, pure-line selection is not required.
Reason :
Hybrid vigour is mostly used in vegetatively propagated plants.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343540 Pre-existing genetic variability is collected from____.

1 Wild relatives of the same crop
2 Wild relatives of a different crop
3 Normal relatives of the crop
4 None of them
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343541 Fill in the blanks - Semi-dwarf rice varieties were derived from \(\underline {\;{\rm{A}}\;} \), (developed at international Rice Research institute (IRRI), Philippines) and Taichung Native-1(from
\(\underline {\;{\rm{B}}\;} \) ). The derivatives were introduced in \(\underline {\;{\rm{C}}\;} \) . Later better-yielding semidwarf varieties Jaya and Ratna were developed in \(\underline {\;{\rm{D}}\;} \).

1 A-IR-8, B-Japan, C-1966, D-India
2 A-IR-32, B-Taiwan, C-1966, D-India
3 A-IR-8, B-Taiwan, C-1966, D-USA
4 A-IR-8, B-Taiwan, C-1966, D-India
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343542 The entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called____

1 Gene pool
2 Genetic variability
3 Germplasm collection
4 Germline
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343539 Assertion :
In case of vegetatively propagated crops, pure-line selection is not required.
Reason :
Hybrid vigour is mostly used in vegetatively propagated plants.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343540 Pre-existing genetic variability is collected from____.

1 Wild relatives of the same crop
2 Wild relatives of a different crop
3 Normal relatives of the crop
4 None of them
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343541 Fill in the blanks - Semi-dwarf rice varieties were derived from \(\underline {\;{\rm{A}}\;} \), (developed at international Rice Research institute (IRRI), Philippines) and Taichung Native-1(from
\(\underline {\;{\rm{B}}\;} \) ). The derivatives were introduced in \(\underline {\;{\rm{C}}\;} \) . Later better-yielding semidwarf varieties Jaya and Ratna were developed in \(\underline {\;{\rm{D}}\;} \).

1 A-IR-8, B-Japan, C-1966, D-India
2 A-IR-32, B-Taiwan, C-1966, D-India
3 A-IR-8, B-Taiwan, C-1966, D-USA
4 A-IR-8, B-Taiwan, C-1966, D-India
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343542 The entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called____

1 Gene pool
2 Genetic variability
3 Germplasm collection
4 Germline
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343539 Assertion :
In case of vegetatively propagated crops, pure-line selection is not required.
Reason :
Hybrid vigour is mostly used in vegetatively propagated plants.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343540 Pre-existing genetic variability is collected from____.

1 Wild relatives of the same crop
2 Wild relatives of a different crop
3 Normal relatives of the crop
4 None of them
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343541 Fill in the blanks - Semi-dwarf rice varieties were derived from \(\underline {\;{\rm{A}}\;} \), (developed at international Rice Research institute (IRRI), Philippines) and Taichung Native-1(from
\(\underline {\;{\rm{B}}\;} \) ). The derivatives were introduced in \(\underline {\;{\rm{C}}\;} \) . Later better-yielding semidwarf varieties Jaya and Ratna were developed in \(\underline {\;{\rm{D}}\;} \).

1 A-IR-8, B-Japan, C-1966, D-India
2 A-IR-32, B-Taiwan, C-1966, D-India
3 A-IR-8, B-Taiwan, C-1966, D-USA
4 A-IR-8, B-Taiwan, C-1966, D-India
BIOXII09: STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

343542 The entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called____

1 Gene pool
2 Genetic variability
3 Germplasm collection
4 Germline