STD 11 - 5. Morphology flowering plants — BIOLOGY STD 11 Science — Question

$I.$ Breathing or pulmonary ventilation

$II.$ Diffusion of $O _{2}$ and $CO _{2}$ between blood and tissues

$III.$ Transport of gases by blood

$IV.$ Utilisation of $O_{2}$ by cells

$V.$ Diffusion of $O _{2}$ and $CO _{2}$ across the alveolar membrane

Choose the correct option

$(1)$ The meristem which present at the tips of roots and shoots are called apical meristem

$(2)$ Apical meristem are secondary meristem

$(3)$ Intercalary meristem is the meristem that occurs in the mature region of roots and shoots of many plants and appear later than primary meristem :

$(4)$ Fascicular vascular cambium and interfascicular cambium are lateral meristem