MCQ
Which of the following is wrong about labelling?


- ✓$D$ - Inner integument
- B$B$ - Embryo sac
- C$C$ - Outer integument
- D$A$ - Inner integument

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$A.$ Denaturation
$B.$ Annealing
$C.$ Extension
$(a)$ Population density is necessarily measured in numbers
$(b)$ Tiger census is often based on pug marks and fecal pellets
$(c)$ Biomass is not a meaningful measure to know population size.
$(d)$ Size of a population for any species is not a static parameter
