Heart is four chambered in

Which is not correct about circulatory system of aves? (a) Heart is four chambered (b) Well developed renal portal system (c) Sinus venosus and truncus arterious are lacking (d) RBCs are nucleated

Which one of the following is incorrect for Aves? A Heart is four-chambered and animals are oviparous B The presence of air cavities in bones and the presence of feathers on the body С Digestive tract has additional chambers and animals are homeothermal D The forelimbs are not modified into wings

In birds I. three ovaries ar present. II. Heart is four-chambered. III. Mesonephiric kidneys are present. IV. Bipedal movement is present. Choose the corect option.

Read the following characters : They have two pairs of limbs Homoiothermous and heart is four-chambered Fertilization is internal Different types of teeth are present in jaw Above characters belong to -

Common characteristics found in between aves and mammals are a. Respiration in by lungs b. Heart if four-chambered c. Homoiothermy d. Larva is not found e. Dioecious and internal fertilisation f. Jaws are provided with teeth.

Read the following characters : They have two pairs of limbs Homoiothermous and heart is four-chambered Fertilization is internal Different types of teeth are present in jaw Above characters belong to -

Name the two classes of vertebrate animals whose heart is four-chambered.

Heart can be three or four chambered in the vertebrate group

Heart can be three or four chambered in the vertebrate group