Genetics Plant Breeding

Step 1: Understanding the Concept:
The question asks to identify a variety of apricot that is self-incompatible, meaning its flowers cannot be fertilized by their own pollen and thus require pollen from a different, compatible variety (a pollinizer) to set fruit.

Step 2: Detailed Explanation:
Let's examine the options:
$%5Cbegin%7Barray%7D%7Brl%7D%20%5Cbullet%20%26%20%5Ctext%7B1.%20Halman%3A%20This%20is%20a%20leading%20commercial%20cultivar%20of%20apricot%2C%20especially%20in%20the%20dry%20temperate%20regions%20of%20India%20like%20Ladakh.%20It%20is%20well-known%20to%20be%20self-incompatible%20and%20requires%20inter-planting%20with%20pollinizer%20varieties%20like%20Rakchakarpo%20or%20Suffaida%20for%20successful%20fruit%20set.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B2.%20Nari%3A%20This%20is%20another%20apricot%20cultivar%2C%20but%20it%20is%20not%20as%20famously%20self-incompatible%20as%20Halman.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B3.%20Charmagz%3A%20This%20is%20an%20apricot%20variety%20primarily%20grown%20for%20its%20sweet%20kernel%2C%20which%20is%20used%20as%20a%20dry%20fruit.%20It%20is%20generally%20self-fruitful.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B4.%20Turkey%3A%20This%20is%20a%20self-fruitful%20apricot%20variety.%20%7D%20%5C%5C%20%5Cend%7Barray%7D$ Therefore, 'Halman' is the correct answer.

Step 3: Final Answer:
Halman is a self-incompatible cultivar of apricot that requires a pollinizer.

Step 1: Understanding the Concept:
This question requires matching different mechanisms of pollination with plants that are classic examples of each mechanism.

Step 2: Detailed Explanation:
Let's match each term in List-I with its correct example from List-II:
$%5Cbegin%7Barray%7D%7Brl%7D%20%5Cbullet%20%26%20%5Ctext%7B(A)%20Autogamy%3A%20This%20is%20self-pollination.%20The%20flower%20structure%20of%20the%20(II)%20Garden%20pea%20promotes%20self-pollination%2C%20making%20it%20a%20classic%20example%20of%20autogamy.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B(B)%20Cleistogamy%3A%20This%20is%20a%20form%20of%20autogamy%20where%20pollination%20occurs%20within%20flowers%20that%20never%20open.%20(I)%20Oxalis%20is%20a%20well-known%20example%20of%20a%20plant%20that%20produces%20such%20closed%2C%20self-pollinating%20(cleistogamous)%20flowers%20in%20addition%20to%20normal%20open%20flowers.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B(C)%20Dichogamy%3A%20This%20is%20a%20mechanism%20to%20promote%20cross-pollination%20where%20the%20male%20and%20female%20reproductive%20parts%20of%20a%20flower%20mature%20at%20different%20times.%20(IV)%20Avocado%20is%20a%20famous%20example%20of%20synchronized%20dichogamy%2C%20where%20flowers%20function%20as%20female%20one%20day%20and%20male%20the%20next.%20%7D%20%5C%5C%20%5Cbullet%20%26%20%5Ctext%7B(D)%20Allogamy%3A%20This%20is%20cross-pollination%20between%20different%20plants.%20The%20(III)%20Date%20palm%20is%20dioecious%2C%20meaning%20individual%20plants%20are%20either%20male%20or%20female.%20Therefore%2C%20it%20absolutely%20requires%20cross-pollination%20(allogamy)%20for%20fruit%20production.%20%7D%20%5C%5C%20%5Cend%7Barray%7D$ The correct matching is: A $%5Crightarrow$ II, B $%5Crightarrow$ I, C $%5Crightarrow$ IV, D $%5Crightarrow$ III.

Step 3: Final Answer:
The correct combination of matches is given in option 3.

High-Yield Trend

Chapter Questions
2 MCQs

Official Solution

Official Solution

Genetics Plant Breeding

High-Yield Trend

Chapter Questions 2 MCQs

Official Solution

Official Solution

Chapter Questions
2 MCQs