MCQ
Which group of animals respire through lungs?
- AEarthworm and insects
- BSponges, coelenterates and flatworms
- CFishes and aquatic arthropods
- ✓Reptiles, birds and mammals

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$II.$ Protection of leaves from microbes
$III.$ Gaseous exchange
$IV.$ Reduction in the rate of transpiration through epidermal cells due to trichomes
Which of the function of epidermis is/are relevant from the above given statements?