[1 Mark Question Answer]

Question 11 Mark

Which two characters out of (a)-(e) given below are common to dog, humans, squirrel, bat, camel and monkey?
(a) scales on the skin
(b) wings
(c ) external ears
(d) give birth to young ones
(e) a functional tail

Answer

The two characters common to dog, humans, squirrel, bat, camel and monkey are:
(c ) external ears
(d) give birth to young ones

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Question 21 Mark

Who had introduced the binomial system of naming living beings?

Answer

Carolus Linnaeus had introduced the binomial system of naming living beings.

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Question 31 Mark

Which ones of the following animals are invertebrates?
Housefly, Silverfish, Trout, Jellyfish, Whale, Penguin, Lizard and Sponge

Answer

Invertebrate animals:
Housefly
Silverfish
Jellyfish
Sponge

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Question 41 Mark

Name the five kingdoms according to the new classification.

Answer

The five kingdoms according to the new classification are:

Kingdom Monera
Kingdom Protista
Kingdom Fungi
Kingdom Plantae
Kingdom Animalia

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Question 51 Mark

Rewrite the following scientific names correctly.
ficus religiosa (peepal), zea Mays (maize) and Bombyx Mori (silk moth).

Answer

Ficus religiosa(Peepal)
Zea mays(Maize)
Bombyx mori (Silkmoth)

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Question 61 Mark

Give the scientific names of man, domestic cat, and peepal tree.

Answer

Man	Domestic cat	Peepal tree
Homo sapiens	Felis domesticus	Ficus religiosa

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Question 71 Mark

Rearrange the following categories of classification in their proper sequence starting with the highest.
species, family, genus, class, order, phylum

Answer

Phylum → Class → Order → Family → Genus → Species

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Question 81 Mark

Name three animals (belonging to different classes) which breathe by means of lungs but have no external ears (pinnae).

Answer

Class Amphibia: Tree frog
Class Reptilia: Cobra
Class Aves: Duck

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Question 91 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Bat - Aves, Mammalia, Chordata

Answer

Bat - Aves, Mammalia, Chordata

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Question 101 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Monkey - External ear, sweat glands, lateral line.

Answer

Monkey - External ear, sweat glands,lateral line

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Question 111 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Pigeon - Feathers, wings, hair

Answer

Pigeon - Feathers, wings, hair

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Question 121 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Whale - Gills, mammary glands, fat under the skin

Answer

Whale -Gills, mammary glands, fat under the skin

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Question 131 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Butterfly- Insecta, Invertebrata, Mollusca

Answer

Butterfly - Insecta, Invertebrata, Mollusca

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Question 141 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Grasshopper-Wings, trachea, proboscis

Answer

Grasshopper - Wings, trachea,proboscis

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Question 151 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Earthworm - Invertebrata, Annelida, Insecta

Answer

Earthworm - Invertebrata, Annelida,Insecta

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Question 161 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Fish - Gills, paired fins, ear drum

Answer

Fish - Gills, paired fins,ear drum

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Question 171 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Hydra- Invertebrata, Cnidaria, Crustacea

Answer

Hydra- Invertebrata, Cnidaria,Crustacea

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Question 181 Mark

Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Amoeba - Nucleus, tentacle, food vacuole

Answer

Amoeba- Nucleus, tentacle , food vacuole.

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Question 191 Mark

Give any one difference between the following :
Flatworm and Roundworm

Answer