Question 11 MarkName the largest group of invertebrates.AnswerInsects are the largest group of invertebrates and have six legs, two antennae, and three body parts.View full question & answer→
Question 21 MarkWrite the character on the basis of which animals are classified into vertebrates and invertebrates.AnswerThe animals are classified into vertebrates and invertebrates on the basis of the presence of backbone.View full question & answer→
Question 31 Markodd-one out and give reason :Crocodile, Tortoise, Frog, SnakeAnswerCrocodileReasons: It has 4 chambers in heart.View full question & answer→
Question 41 Markodd-one out and give reason :Starfish, Brittle star, Sea urchin, CrabAnswerCrabReasons: It is ArthrapodaView full question & answer→
Question 51 Markodd-one out and give reason :Tapeworm, Roundworm, Liver fluke, EarthwormAnswerLiver flukeReasons: It is an internal parasite.View full question & answer→
Question 61 Markodd-one out and give reason :Amoeba, Euglena, Paramecium, ChlamydomonasAnswerChlamydomonasReasons: It is a plantView full question & answer→
Question 71 MarkGive one word :Warm-blooded animals with mammary glands _____________.AnswerMammalsView full question & answer→
Question 81 MarkGive one word :Animals with soft body and hard shell _____________.AnswerMolluscaView full question & answer→
Question 91 MarkGive one word :Joint-footed animals _____________.AnswerArthropodaView full question & answer→
Question 101 MarkGive one word :Porous animals _____________.AnswerPoriferaView full question & answer→
Question 111 MarkGive one word :Animals without backbone _____________.AnswerInvertebratesView full question & answer→
Question 121 MarkGive one word :Small bones which make up the backbone _____________.AnswervertebratesView full question & answer→