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(C) Let us analyze the characteristics for both Amphibians and Reptiles:$a$ - Type of fertilization: Amphibians usually show external fertilization,wh

Vedclass · Accepted Answer

$4$

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(C) Let us analyze the characteristics for both Amphibians and Reptiles:$a$ - Type of fertilization: Amphibians usually show external fertilization,while Reptiles show internal fertilization. (Not common)$b$ - Cold-blooded: Both are poikilothermic (ectothermic). (Common)$c$ - Development: Both show indirect development (larval stages in amphibians,though some reptiles have direct development). (Not strictly common)$d$ - Oviparous: Both are oviparous. (Common)$e$ - Coelomate: Both are true coelomates. (Common)$f$ - Bilateral symmetry: Both exhibit bilateral symmetry. (Common)The common characteristics are $b, d, e,$ and $f$. Therefore,there are $4$ common characteristics.

Column $X$	Column $Y$
$(1)$ Skin without scales	$(P)$ Catla
$(2)$ Placoid scales	$(Q)$ Hagfish
$(3)$ Cycloid scales	$(R)$ Chameleon
$(4)$ Epidermal scales	$(S)$ Ray-fish

Column $X$	Column $Y$
$(1)$ Green gland	$(P)$ Mollusca
$(2)$ Digestive tract with digestive glands	$(Q)$ Arthropoda
$(3)$ Straight or coiled alimentary canal	$(R)$ Hemichordata
$(4)$ Straight or $U$-shaped digestive tract	$(S)$ Echinodermata

How many of the following characteristics are common to both Amphibians and Reptiles?
$a$ - Type of fertilization
$b$ - Cold-blooded (Poikilothermic)
$c$ - Development
$d$ - Oviparous
$e$ - Coelomate
$f$ - Bilateral symmetry

Similar Questions

Select the correct match for $X$ and $Y$:
Column $X$ Column $Y$
$(1)$ Skin without scales $(P)$ Catla
$(2)$ Placoid scales $(Q)$ Hagfish
$(3)$ Cycloid scales $(R)$ Chameleon
$(4)$ Epidermal scales $(S)$ Ray-fish

Which of the following statements is incorrect?

Select the correct match for $X$ and $Y$:
Column $X$ Column $Y$
$(1)$ Green gland $(P)$ Mollusca
$(2)$ Digestive tract with digestive glands $(Q)$ Arthropoda
$(3)$ Straight or coiled alimentary canal $(R)$ Hemichordata
$(4)$ Straight or $U$-shaped digestive tract $(S)$ Echinodermata

How many of the following animals are homeothermic (warm-blooded)?
Rattus,Macropus,Balaenoptera,Columba,Calotes,Crocodilus,Naja,Hyla,Rana,Neophron,Tigris

Select the incorrect option with respect to the features present in the three phyla: Arthropoda,Mollusca,and Chordata.

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How many of the following characteristics are common to both Amphibians and Reptiles?$a$ - Type of fertilization$b$ - Cold-blooded (Poikilothermic)$c$ - Development$d$ - Oviparous$e$ - Coelomate$f$ - Bilateral symmetry