MCQ
You never see any cattle or goat browsing on Calotropis due to
- AIts appearance
- BProduction of foul odour
- ✓Formation of cardiac glycosides
- DDistastefulness of its leaves
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$(i)$ Avoid sex with unknown partners
$(ii)$ Use condoms during coitus
$(iii)$ Blood transfusion
$(iv)$ All of these
$R$ : $DNA$ fragments are negatively charged molecules.
Statement $I$: Gause's competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.
Statement $II$: According to Gause's principle, during competition, the inferior will be eliminated. This may be true if resources are limiting.
In the light of the above statements, choose the correct answer from the options given below :