MCQ
A rat feeding upon potato tuber is
- AProducer
- BCarnivore
- CDecomposer
- ✓Primary consumer
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Reason : Proteins which can be synthesized only by genetic engineering are effective against viruses.
- Autogamy is genetically xenogamy
- Pollination occurs by air in grass
- Placenta is arranged in inner wall of ovary
- It is possible to store pollen grains in liquid nitrogen - $100^oC$