MCQ
When both partners/components are affected negatively, the nature of interaction is:
- ACommensalism
- BPredation
- CCompetition
- DAmensalism
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| Column $-I$ | Column $-II$ |
| $(A)$ Tuberculosis | $(i)$ Harmless virus |
| $(B)$ Whooping cough | $(ii)$ Inactivated toxin |
| $(C)$ Diphtheria | $(iii)$ Killed bacteria |
| $(D)$ Polio | $(iv)$ Harmless bacteria |
| Column $- I$ | Column $- II$ |
| $(1)$ Germ pore | $(a)$ Lack of sporopollenin |
| $(2)$ Parthenium | $(b)$ Malva |
| $(3)$ Self incompatibility | $(c)$ Palms |
| $(d)$ Contaminant with important wheat |
Statement $I:$ Vas deferens receives a duct from seminal vesicle and opens into urethra as the ejaculatory duct.
Statement $II:$ The cavity of the cervix is called cervical canal which along with vagina forms birth canal.
In the light of the above statements, choose the correct answer from the options given below: