Fertilization is internal in

Read the statements regerding echinoderms and choose th correct option (i) All are marine with organ system level of organisation (ii) Adults are bilaterally symmetrical (iii) They are dioecious (iv) Fertilization is internal an indirect development is observed (v)Triploblastic and acoelomate animals

Read the statements regerding echinoderms and choose th correct option (i) All are marine with organ system level of organisation (ii) Adults are bilaterally symmetrical (iii) They are dioecious (iv) Fertilization is internal an indirect development is observed (v)Triploblastic and acoelomate animals

Read the statements regerding echinoderms and choose th correct option (i) All are marine with orgen system level of orgenisation (ii) Adults are bilaterally symmetrical (iii) They are dioecious (iv) Fertilization is internal an indirect development is observed (v)Truploblastic and scoelomate animals

Fertillization in internal in

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 -

Which of the following statement is incorrect about the phylum Hemichordata ? (A) They are bilaterally symmetrical, triploblastic and coelomate animals. (B) Circulatory system is open type. (C) Excretory organ is proboscis gland (D) Fertilization is internal and development is indirect

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 -

Select the difference which is wrongly written Cartilaginous fish -Bony fishes (1) Operculum is absent - Operculum is present (2) Fertilization is internal - Fertilization is external (3) Posses 5-7 pair of gills - Posses 4 pair of gills (4) Mostly oviparous - Mostly viviparous

Identify the correct statements from the below. (1) Aves are commonly known as birds. (II) Aves are homeothermic. (III) Urinary bladder is absent. (IV) Fertilization is internal.