Class Reptilia

Q.

List any eight characteristics of class Reptilia.

Q.

What are the advantages of scales?

Q. Jacobson’s organ is related to

1. taste
2. smell
3. sight
4. touch

Q. Assertion: Crocodiles have a four chambered heart.
Reason: Most reptiles have a three chambered heart.

Choose the correct answer.

1. Both assertion and reason are true and reason is the correct explanation for the assertion
2. Both assertion and reason are true but reason is not the correct explanation for the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false

Q. Which among the following is not a reptile?

1. Wall lizard
2. Varanus
3. Cobra
4. Bufo

Q. Which among the following reptiles has a four chambered heart?

1. King Cobra
2. Turtle
3. Sphenodon
4. Crocodile

Q.

Which of the following are amniotes?

1. Fishes, reptiles and mammals

2. Amphibians, birds and reptiles

3. Birds, reptiles and mammals

4. Amphibians, reptiles and mammals

Q. In which of the following animal the whole skin is shed at once?

1. Salamander
2. Fishes
3. Cobra
4. Humans

Q. Creeping vertebrates lack________

1. Cloaca
2. exoskeleton
3. external ear opening
4. links

Q. Which among the following statements are true?

1. Amphibians are warmblooded animals
2. In reptilians, the toes end in claws
3. Reptiles are poikilotherms
4. Amphibians are found on both land and water

1. 1, 2, 3
2. 1, 3, 4
3. 2, 3, 4
4. 1, 2, 4

Q. Identify the pairs that are correctly matched.

(i)	Crocodile	Four chambered heart
(ii)	Sea urchin	Parapodia
(iii)	Obelia	Metagenesis
(iv)	Chondrichthyes	Placoid scales

1. (i), (iii) and (iv)
2. (ii), (iii) and (iv)
3. (i) and (iv)
4. (i) and (ii)

Q.

Which of the following is a Poikilotherm?

1. Neophron

2. Vipera

3. Aptenodytes

4. Macaca

Q. Which evolutionary development is the most important to free the land vertebrates from water?

1. Two appendages
2. Four chambered heart
3. Hard shelled eggs
4. Lungs

Q.

Members of the class Reptilia are

1. Homeothermic and amniotic

2. Homeothermic and anamniotic

3. Poikilothermic and amniotic

4. Poikilothermic and anamniotic

Q. Dolphins belong to the Class

1. Reptilia
2. Amphibia
3. Mammalia
4. Pisces

Q. Unlike amphibians, reptiles do not require free water for reproduction, because they have ____________ eggs.

1. amniotic
2. anamniotic
3. small
4. big

Q. Which among the following statements is true about reptiles?

1. They have creeping or crawling mode of locomotion
2. They are mostly terrestrial and the body is covered by dry cornified skin, epidermal scales or scutes
3. Heart is three or four chambered
4. All of the above

Q. Syndactyly, prehensile tail and long protrusible tongue are the unique features of

1. Rhesus monkey
2. Archaeopteryx
3. Horse fish
4. Chameleon

Q. Identify the pairs that are correctly matched.

(i)	Crocodile	Four chambered heart
(ii)	Sea urchin	Parapodia
(iii)	Obelia	Metagenesis
(iv)	Chondrichthyes	Placoid scales

1. (i), (iii) and (iv)
2. (ii), (iii) and (iv)
3. (i) and (iv)
4. (i) and (ii)

Q.

Which of the following is a Poikilotherm?

1. Neophron

2. Vipera

3. Aptenodytes

4. Macaca