Zoology Practice MCQs (Most Important and Expected Questions) Competitive Exams Set 10

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Q.8 Most species of Animal Kingdom belong to this Class:

(a) Acazina(b) Hexapoda(c) Crustacea(d) None of these

Answer: B

Q.9 Insect mouth parts are serially homologous.

(a) Claspers(b) Sting apparatus(c) Cerci(d) Legs(e) None of these

Answer: D

Q.10 The only groups of animals which are diploblastic in nature:

(a) Platy helminthes(b) Coelentrata(c) Porifera(d) None of these

Answer: B

Q.11 The phenomenon in which larva becomes sexually mature.

(a) Retrogressive Metamorphosis(b) Neoteny(c) Both „a‟ and „b‟(d) None of these


Q.12 Amphibians have the following number of chambers in their heart.

(a) 2(b) 3(c) 4(d) 5(e) None of these

Answer: BQ.13 The young are born in less developed condition.

(a) Monotremes(b) Marsupials(c) Placentals(d) None of these

Answer: B

Q.14 Limbs of Sea Cows and Sea Lions are the product of:

(a) Convergent Evolution(b) Divergent Evolution(c) Parallel Evolution(d) None of these

Answer: A

Q.15 In these animals the teeth are reduced to molars without enamel or no teeth are present.

(a) Moles(b) Bats(c) Sloths(d) None of these

Answer: C

Q.16 Only hind limbs are lost in:

(a) Snakes(b) Whales(c) Bats(d) None of these

Answer: B

Q.17 Among the following which snake is non-poisonous?

(a) Krait(b) Python(c) Viper(d) None of these

Answer: B

Q.18 Which one is excluded from the Phylum Chordata.

(a) Urochordata(b) Hemichordata(c) Cephalochordata(d) None of these

Answer: B

Q.19 The earliest known species of birds is:

(a) Archaeopteryx(b) Hesperornis(c) Ichthyornis(d) None of these

Answer: A

Q.20 A muscular diaphragm helps to move air into and out of the lungs in:

(a) Amphibians(b) Reptilians(c) Avians(d) Mammalians(e) None of these

Answer: D

Q.1 “Chiasma” formation could be seen first time in the following stage/sub stage of Meiosis:

(a) Leptotene(b) Zygotene(c) Pachytene(d) Diplotene(e) None of these

Answer: B

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