MCQ
Grazing food chain
- AProvides inorganic matter to detritus food chain
- ✓Binds the inorganic nutrients into organic matter
- CIs based on energy present in detritus
- DDoes not add energy into ecosystem
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- effective biocontrol agents ofseveral plant pathogens
- A biological control being developed for use in the treatment of plant disease select correct option on the basis of above sentences
| Column $- I$ | Column $- II$ |
| $(A)$ Physiological barrier | $(1)$ Skin |
| $(B)$ Cellular barrier | $(2)$ Macrophages |
| $(C)$ Physical barriers | $(3)$ interferons |
| $(D)$ Cytokine barriers | $(4)$ Tears |
| $(5)$ Mucus |