MCQ
The minimum death rate of a population is called
- AActual death rate
- ✓Mortality potential
- CPopulation decline
- DReceived mortality
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$(1)$ Frog is a poikilotherm.
$(2)$ Frog does not have any coronary circulation.
$(3)$ Heart is “myogenic” in nature.
$(4)$ Heart is autoexcitable.
| Column $I$ | Column $II$ |
| ($a$) Pituitary hormone | ($i$) Steroid |
| ($b$) Epinephrine | ($ii$) Neuropeptides |
| ($c$) Endorphins | ($iii$) Peptides, proteins |
| ($d$) Cortisol | ($iv$) Biogenic amines |