MCQ
Deoxygenated blood from heart comes to lungs via.
- APulmonary vein.
- BSystemic vein.
- ✓Pulmonary artery.
- DSystemic artery.
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$II.$ $ABA$ is present in all plants including lower plants
$III.$ Low ratio of cytokinin to auxin favours root formation only
$IV.$ $ABA$ is synthesized catabolically through glycolysis pathway Choose the correct combination of options
$(i)$ Leucocytes disintegrate in the spleen and liver.
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$(iv)$ The important function of lymphocytes is to produce antibodies