10th science part-2 topic -1 heredity and evolution mcq.

1 )The diagram provides..

appendix

A ) Morphological Evidences

B ) Anatomical Evidances

C ) Outward evidences

D ) Appearable evidences

Ans B ) Anatomical Evidances

2 ) Different theories about origin and evolution of life have been proposed till today of which theory of ……………is accepted.

A ) Theory of Human creation

B ) Darwin’s theory of evolution

C ) Gradual development of living organisms

D ) Theory of natural selection

Ans C ) Gradual development of living organisms

 

3 ) Carbon dating method is based upon the

A ) Radioactive decay of naturally occurring C-14

B ) Radioactive decay of naturally occurring C-12

C ) Radioactive decay of naturally occurring C-18

D ) Fossilization techniques

Ans A ) Radioactive decay of naturally occurring C-14

 

4 ) Which part vestigial in human,is useful and fully functional organ in ruminants?

A ) Appendix

B ) Coccyx

C ) Ear muscles

D ) Ear Pinna

Ans A ) Appendix

 

5 ) Which of the following does not support theory of evolution?
A ) Anatomical Evidances
B ) Embryological Evidences
C ) Paleontological Evidences
D ) Variational evidences
Ans D ) Variational evidences

6 ) Evolution is …………… process of changes.
A ) Decieving
B ) Procrtinating
C ) Reversible
D ) Everlasting
Ans
D ) Everlasting

7 ) Formation of new species of plants and animals is the effect of ……………
A ) Evolution
B ) Regeneration
C ) Origination
D ) Orientation
Ans
A ) Evolution

8 ) With respect to anatomical similarity, pick the odd one out.
A ) Human hand
B ) Tail of bat
C ) Cat’s foreleg
D ) Flipper of whale
Ans
B ) Tail of bat

9 ) The message on …………… contains the codes for amino acids.
A ) Ribosome
B ) rRNA
C ) mRNA
D ) tRNA
Ans
C ) mRNA

10 ) Which of the following is an example of anatomically similar organs?
A ) Human hand and cat’s foreleg
B ) Flipper of dolphin and patagium of bat.
C ) Human hand and elephant’s foreleg
D ) Flipper of whale and patagium of eagle.

Ans
A ) Human hand and cat’s foreleg

11 ) …………… are synthesized by DNA through the RNA. This is called as ‘Central Dogma’.
A ) Ribosomes
B ) Amino acids
C ) Proteins
D ) mRNA
Ans C ) Proteins

12 ) The genes present in the form of …………… participate in the functioning of cell and thereby control the structure and functioning of the body.
A ) DNA
B ) RNA
C ) tRNA
D ) mRNA
Ans A ) DNA

13 ) Carbon consumption of animals and plants stops after death.
A ) True
B ) False
Ans A ) True

14 ) …………… is unit of DNA chain.
A ) Nucleic acid
B ) Nucleotides
C ) Codons
D ) Anticodons
Ans B ) Nucleotides

15 )
Each species grows in specific geographical conditions.
A ) True
B ) False
Ans
A ) True

16 ) Proteins are complex chains of ……………
A ) Amino acids
B ) Pectins
C ) Polypectins
D ) Glycopeptides
Ans A ) Amino acids

17 ) …………… have lost their legs by modifications in their body for burrowing habit.                                                                                                      A ) Earthworms
B ) Rabbits
C ) Centipedes
D ) Snakes
Ans D ) Snakes

18 ) In accordance with Human organs, pick the odd one out.
A ) Coccyx
B ) Bones
C ) Appendix
D ) Ear muscles
Ans B ) Bones

19 ) The evolution of upright man continued in the direction of developing its ……………
A ) Brain
B ) Liver
C ) Toes
D ) Thumb
Ans A ) Brain

20 ) The theory of natural selection by Darwin preaches the survival of smartest organism.
A ) False, it preaches survival of the fittest
B ) True, also survival of the fittest
C ) False, it preaches only for extinct animals
D ) True, as mentioned in Darwins’s book
Ans A ) False, it preaches survival of the fittest

21 ) It seems that invertebrates have been slowly originated from vertebrates.
A ) True
B ) False
Ans
B ) False

22 ) The morphology of these human-like animals started to appear like to be the member of the genus ……………
A ) Humo
B ) Sapiens
C ) Homo
D ) Sappins
Ans C ) Homo

23 ) Which of the following is a an unicellular organism?
A ) AmoebaB ) Paramoecium
C ) Euglena
D ) All of the above
Ans D ) All of the above

24 ) Which of the following is a mutational disease?
A ) Rabies
B ) Pneumonia
C ) Tuberculosis
D ) Sickel cell anemia
Ans D ) Sickel cell anemia

25 ) Geographical or reproductive …………… also leads to speciation.
A ) Development
B ) Condition
C ) Isolation
D ) Location
Ans C ) Isolation

26 ) Evolution means ……………
A ) Classification of animals
B ) Speciation of animals
C ) Gradual development
D ) Development of fossils
Ans C ) Gradual development

27 ) Darwin had published a book titled ……………
A ) Origin of Evolution
B ) Origin of Animals
C ) Origin of Organisms
D ) Origin of Species
Ans D ) Origin of Species

28 ) The part given in the figure which is a vestigial organ is called as    appendix

             

A ) Appendix                                                                                                            B ) Coccyx
C ) Ear muscles
D ) Ear Pinna
Ans
A ) Appendix

29 )
Which of the following is a not a member of aves?
A ) Drongo
B ) Vulture
C ) Flamingo
D ) Flying lizard
Ans D ) Flying lizard

30 )Degenerative structure begins to degenerate under a situation as per the principle of natural selection.
A ) True, they may be functional in the body
B ) False, they are called vestigial
C ) True, they take a some years to disappear
D ) False, they degenerate and not found in next generation
Ans C ) True, they take a some years to disappear

31 ) Living organisms can produce new individuals like themselves due to genes.
A ) True
B ) False
Ans A ) True

32 )First record of human-like animal is with us in the form of ‘Australopithecus’ ape from East Africa.
A ) True
B ) False
Ans
B ) False

33 ) Degenerated or underdeveloped useless organs of organisms are called as …………… organs.
A ) Germinal
B ) Generative
C ) Vestigial
D ) Unevolved
Ans C ) Vestigial

34 ) Legs of the birds like swan and duck have become useful for swimming.
A ) Due to living on land
B ) Due to near ocean beds
C ) Due to living in D ) Due to living under water

Ans C ) Due to living in water

35 ) Various similarities like structure of mouth, position of eyes, structure of nostrils and ear pinnae are

A ) Morphological Evidences

B ) Anatomical Evidances

C ) Outward evidences

D ) Appearable evidenc

Ans A ) Morphological Evidences

 

36 ) Lamarck’s theory was disproved mainly because

A ) Inheritance of the aquired charaters is not possible

B ) Aquiring of characters is not possible

C ) Any characters can never be inherited

D ) Proteins in the human body are less in number

Ans A ) Inheritance of the aquired charaters is not possible 

 

37 )Theory of inheritance of acquired characters is also called ……………

A ) Degeneration

B ) Natural selection

C ) Lamarckism

D ) Evolution

Ans C ) Lamarckism

 

38 )Which process is shown in the figure?transcription

A ) Mutation

B ) Generation

C ) Transcription

D ) Translation

Ans C ) Transcription

 

39 ) Research started in the direction of finding the nature of genetic material when it was proved that …………… are carried via chromosomes.

A ) RNA                 B ) DNA        C ) tRNA        D ) Genes
Ans  D ) Genes

40 ) mRNA is produced as per the sequence of nucleotides on DNA.
A ) TRUE, mRNA is transcribed from DNA.
B ) FALSE, mRNA is made up of amino acids
C ) TRUE, mRNA then forms tRNA.
D ) FALSE, tRNA is made from DNA.
Ans A ) TRUE, mRNA is transcribed from DNA.

41 ) Chlorella is …………… unicellular organism.
A ) Photosynthetic
B ) Holistic
C ) Parasitic
D ) Symbiotic
Ans A ) Photosynthetic

42 ) Remnants and impressions of such organisms remain preserved underground. These are called as ……………
A ) Decompost
B ) Vermicompost
C ) Imprints
D ) Fossils
Ans D ) Fossils

43 ) Lamarckism is inheritance of inacquired characters.
A ) True
B ) False
Ans B ) False

44 ) …………… is non-radioactive.
A ) C-12
B ) C-6
C ) C-14
D ) C-18
Ans A ) C-12

45 ) RNA : Uracil : : DNA : ……………
A ) Adenine
B ) Thymine
C ) Guanine
D ) CytosineAns
B ) Thymine

46 ) Generic name of humans today is Humo sapiens.
A ) True
B ) False
Ans B ) False

47 ) Ramapithecus ape was found from East Africa.
A ) True
B ) False
Ans A ) True

48 ) First record of human-like animal is with us in the form of which ape?
A ) Dryopithecus
B ) Ancient animals like lemurs
C ) Ramapithecus
D ) Austrelopithecus
Ans C ) Ramapithecus

49 ) Anatomically similar refers to –
A ) Similar size
B ) Similar function
C ) Similar structure
D ) Similar morphology
Ans C ) Similar structure

50 ) Which organs are useless to human, are useful in monkeys?
A ) Appendix
B ) Muscles of ear pinna
C ) Coccyx
D ) Ear Pinna
Ans B ) Muscles of ear pinna

51 )…………… man can be considered as the first example of wise-man.
A ) Cro-Magnon
B ) Homo sapiens
C ) Neanderthal
D ) Austrelopithecus
Ans C ) Neanderthal

52 ) Which of the following supports theory of evolution?A ) Morphological Evidences

B ) Anatomical Evidances

C ) Both 1 and 2

D ) None of them

Ans C ) Both 1 and 2

 

53 ) tRNA has ‘……………’ having complementary sequence to the codon on mRNA.

A ) Nodoc

B ) Anticodon

C ) Opp-codon

D ) Anti-nodoc

Ans B ) Anticodon

 

54 ) As per cellular organization of body, pick the odd one out.

A ) Amoeba

B ) Peripatus

C ) Paramoecium

D ) Chlorella

Ans B ) Peripatus

 

55 ) Charles Darwin putforth the

A ) Theory of natural selection

B ) Theory of evolution

C ) Theory of development

D ) Theory of survival

Ans A ) Theory of natural selection

 

56 ) RNA satnds for

A ) Ribose Nucleic Acid

B ) Regenerative Nucleic Acid

C ) Responsive Nucleic Acid

D ) Ribosomic Nuclear Acid

Ans A ) Ribose Nucleic Acid

 

57 ) With respect to the Theory of Evolution, pick the odd one out.

A ) Morphological Evidence

B ) Vestigial Organs

C ) Lamarckism

D ) Embryological Evidences

Ans C )  Lamarckism

58 ) Transcription : mRNA :: Translation : ……………
A ) Ribosome
B ) tRNA
C ) DNA
D ) Protein
Ans B ) tRNA

59 ) …………… is required for protein synthesis.
A ) Ribosomes
B ) mRNA
C ) tRNA
D ) All of the above
Ans D ) All of the above

60 ) Progressive development of plants and animals from the ancestors having different structural and functionalorganization is called ……………
A ) Evolution
B ) Regeneration
C ) Origination
D ) Orientation
Ans A ) Evolution

61 ) Which of the following is a not a vestigial organ?
A ) Peripatus
B ) Coccyx
C ) Pinna
D ) Appendix
Ans A ) Peripatus

62 )
Relating to the different groups of animals, pick the odd one out.
A )Duck billed platypus
B )Lungfish
C )Snake
D )Peripatus
Ans C )Snake

63 ) Plants and animals that show some morphological characters by which they can be related to two differentgroups; hence they are called as ………………
A ) Connecting links
B ) Biased organisms
C ) Bi-developed organisms                                                                                       D )Special organisms
Ans A )Connecting links

 

64 ) Embryos : Embryological Evidences : : Fossils : ……………

A ) Anatomical Evidences

B ) Paleontological Evidences

C ) Morphological Evidences

D ) Connecting links

Ans B ) Paleontological Evidences

 

65 ) …………… is connecting link between annelida and arthropoda.

A ) Peripatus

B ) Coccyx

C ) Platypus

D ) Lungfish

Ans A ) Peripatus

 

66 ) The code for each amino acid consists of …………… nucleotides. It is called as ‘triplet codon’.

A ) 6

B ) 5

C ) 4

D ) 3

Ans D ) 3

 

67 ) What is the phenomenon in the given figure called?mutation

A ) Mutation

B ) Generation

C ) Transcription

D ) Translation

Ans A ) Mutation

 

68 ) The biodiversity that is known today has been said to be formed from very simple …………… organism due to

evolution.A ) Multicellular
B ) Inorganic
C ) Degenerative
D ) Unicellular
Ans
D ) Unicellular

69 )
According to Lamarck, the living organism can transfer the characters which it has aquired, to the next
generation. This is called
A ) Ancestry of special characteristics
B ) Ancestry of acquired characters.
C ) Ancestry of development
D ) History of evolution
Ans B ) Ancestry of acquired characters.

70 ) The carbon dating method is used in
A ) Paleontology and anthropology
B ) Only in paleontology
C ) Only in anthropology
D ) In fossilization
Ans A ) Paleontology and anthropology

71 ) The given figure provides essential evidance regarding the evolution of species from one form to another which are referred to as

embryo during diffenrent stages

A ) Anatomical Evidances
B ) Morphological Evidences
C ) Paleontological Evidences
D ) Embryological Evidences
Ans
D ) Embryological Evidences

72 )
In 1901, the reasons behind the sudden changes were understood due to the …………… theory of Hugo de Vries.
A ) B ) Genetic

C ) Mutational

D ) Nuclear

Ans C ) Mutational

 

73 ) Similarities in characters like leaf shape, leaf venation, leaf petiole provide ……………

A ) Morphological Evidences

B ) Anatomical Evidances

C ) Outward evidences

D ) Appearable evidences

Ans A ) Morphological Evidences

 

74 )…………… developed in such a way that apes started to stand in erect posture in grasslands.

A ) Shoulder bones

B ) Leg bones

C ) Back bones

D ) Lumbar bones

Ans D ) Lumbar bones

 

75 ) Carbon consumption of animals and plants increases after death.

A ) True, during decomposition

B ) False, it stops

C ) True, and carbon content in soil decreases

D ) False, it stops only in animals

Ans B ) False, it stops

 

76 ) Fossils : Paleontological Evidences : : coccyx : ……………

A ) Fossil

B ) Connecting link

C ) Vestigial organ in humans

D ) Vestigial organ in monkeys

Ans C ) Vestigial organ in humans

 

77 ) Variation in organisms indicates that the animals may have common ancestor.

A ) True

B ) False

Ans B ) False

 

78 ) Name the pioneer of modern genetics.

A ) Johann Gregor Mendel

B ) Francois C ) Jack Monad

D ) Ostwald Avery

Ans A ) Johann Gregor Mendel

 

79 ) Lamarck proposed that the activities of the organisms are responsible for their evolution.

A ) True

B ) False

Ans A ) True

80 ) Which of the following is not a reptile?

A ) Snake

B ) Dinosaur

C ) Lizard

D ) Peripatus

Ans D ) Peripatus

 

81 ) Natural selection is not the only factor responsible for evolution.

A ) True

B ) False

Ans

A ) True

 

82 ) The neck of giraffe has become too long due to

A ) Browsing on leaves of tall plants by extending their neck for several generations

B ) Generating a stereotype

C ) One of the parents

D ) Spinal development

Ans A ) Browsing on leaves of tall plants by extending their neck for several generations

 

83 ) Evolution is a very slow-going process through which development of organisms is achieved.

A ) True

B ) False

Ans A ) True

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