MCQ
Muscular force is also called ___________ force.
- Anon-contact
- ✓contact
- Cgravitational
- Dmagnetic
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| S. No. | A | S. No. | B |
| (i) | Bacteria | (a) | Fixing nitrogen |
| (ii) | Rhizobium | (b) | Setting of curd |
| (iii) | Lactobacillus | (c) | Baking of bread |
| (iv) | Yeast | (d) | Causing malaria |
| (v) | A protozoan | (e) | Causing cholera |
| (vi) | A virus | (f) | Causing AIDS |
| (vii) | Penicillium | (g) | Producing antibiotics |