47.
Consider the following statements regarding the changes which usually occur in the ovule during the development of seed and choose the correct answer:
1. The zygote develops into a fruit
2. The seeds having copious amounts of endosperm tissue are called exalbuminous
3. The exalbuminous seeds usually store reserve food materials in cotyledons
4. The inner integument, if persists, forms the

48.
Consider the following statements regarding the symptoms of rugose mosaic of potato and choose the correct answer:
1. The disease occurs in a sporadic manner, hence causes less damage to the affected plants
2. It makes its appearance as small chlorotic spots
3. The leaves and branches may become rough and rugose due to the abnormal growth of hair
4. The young leaves usually remain unaffected