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सदैव आभासी, सीधा तथा आकार में वस्तु से छोटे प्रतिबिम्ब को प्राप्त करने के लिए कौन-सा दर्पण प्रयुक्त करना चाहिए ? |
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Answer» Explanation: A pupa is the life stage of some insects undergoing transformation. The pupal stage is found only in holometabolous insects, those that UNDERGO a COMPLETE metamorphosis, going through four life stages: embryo, larva, pupa and IMAGO. During the pupal stage, only in the case of BOMBYX mori, they produce SILK. |
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