MCQ
When stamens are superior, the flower is:
- AHypogynous
- BPerigynous
- CEpigynous
- DNone of the above
Explanation:
In an epigynous condition, the margin of thalamus grows upward enclosing the ovary completely and gets fused with it.
The other parts of flower arise above the ovary.
The ovary is inferior and this condition is known as epigynous, e.g., guava, cucumber and ray florets of sunflower.
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- Cancer of lung
- Bronchitis
- Gastric ulcer
- Emphysema
$(A)$ The earliest organisms that appeared on the earth were nongreen and presumably anaerobes.
$(B)$ The first autotrophic organisms were the chemoautotrophs that never released oxygen.Of the above statements which one of the following options is correct?