MCQ
Mycorrhizae are examples of :
- AAmensalism
- BAntibiosis
- ✓Mutualism
- DFungistasis
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$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater, besides getting stored in crop plants. Therefore, environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation, green manure, compost and biological pest Select the correct statement
$I.$Ectoderm - Epidermis
$II$.Endoderm - Dermis
$III.$Mesoderm - Muscles
$IV.$Mesoderm - Notochord
$V.$Endoderm - Enamel of teeth