Answered 0 of 18 on this page · Correct 0 · Wrong 0
Q26. Which of the following species is locally extinct in India ?
- AFirest Owlet
- BWhite Bellied Heron
- CSiberian Crane
- DThe Gyps vulture
Show answer & explanation
Answer: A) Firest Owlet
Q27. Lamarekism fail to explain-
- ADegenerate eyes of cave inhabiting animals
- BLong neck and fore limbs of Giraffe
- CLack of limbs in snakes
- DMedicore ability of nobel laureate's children
Show answer & explanation
Answer: D) Medicore ability of nobel laureate's children
Q28. Which one of following is a vestigeal organ in man ?
- AMuscles ear lobe
- BTeeth
- CIlleum
- DEar lobe
Show answer & explanation
Answer: A) Muscles ear lobe
Q29. From the evolutionary point of view, which one among the following is the most primitive animal ?
- ADolpin
- BOtter
- CTurtle
- DWalrus
Show answer & explanation
Answer: C) Turtle
Q30. Chose the correct sequence during formation of chemicals on early earth-
- AAmmonia, water, nucleic acid and protein
- BAmmonia, protein, Carbohydrates and nucleic acid
- CAmmonia, nucleic acid, protein and carbohydrate
- DProtein, carbohydrate, water and nucleic acid
Show answer & explanation
Answer: A) Ammonia, water, nucleic acid and protein
Q31. Which of the following is most primitive ancestor of man ?
- AHomo habilis
- BRamapothecus
- CAustralopithecus
- DHomoneanderthalenis
Show answer & explanation
Answer: C) Australopithecus
Q32. The early stage of human embryo distinctly possesses-
- AGill
- BGill slits
- CExternal ear
- DEyehrous
Show answer & explanation
Answer: B) Gill slits
Q33. Which ancestor of man for the first time began the bipedal locomotion ?
- ACromagnon man
- BAustralopithecus
- CJava-opeman
- DPeking man
Show answer & explanation
Answer: B) Australopithecus
Q34. Homo sapien directly evolved from-
- APeking man
- BJava man
- CMeanderthal
- DAustrolopithecus
Show answer & explanation
Answer: A) Peking man
Q35. Which of the following book is most eccepted world wide ?
- APhilosophic zoologique
- BOrigin of life
- COrigin of species
- DMutation and origin of species
Show answer & explanation
Answer: C) Origin of species
Q36. Early atmosphere contain methane and other hydrocarbons they have been now replaced by-
- ANitrogen
- BOxygen
- CCarbon dioxide
- DHydrogen
Show answer & explanation
Answer: B) Oxygen
Q37. Evolutionary history of an organism known as-
- AOntogeny
- BPhylogeny
- CAncestry
- DPaleontology
Show answer & explanation
Answer: B) Phylogeny
Q38. Industrial melanism is an example of-
- ADrug resistance
- BDarkeing of skins due to smoke from industries
- CProtective resemblance with the surroundings
- DDefensive adoptation of skin against ultraviolet radiations
Show answer & explanation
Answer: C) Protective resemblance with the surroundings
Q39. Which of the following features is closely related specialy with the evolution of human ?
- ALoss of tail
- BBinocular vision
- CFlat nails
- DShortening of jaws
Show answer & explanation
Answer: A) Loss of tail
Q40. Convergent evoluton is illustrated by-
- ARat and dog
- BBacterium and protozoa
- CStar fish and cuttle fish
- DDog fish and whales
Show answer & explanation
Answer: D) Dog fish and whales
Q41. Gene pool is-
- AGenotype of individuals of a population
- BDifferent genes of all individuals of a species
- CPool of artificially synthesised genes
- DGene of a genome
Show answer & explanation
Answer: B) Different genes of all individuals of a species
Q42. Geographic and reproductive isolation bring about=
- AExtinction
- BOver production
- CSpeiciation
- DCompetition
Show answer & explanation
Answer: C) Speiciation
Q43. Presence of gill in the tadpole of frog indicates that-
- AFish evolved from frog like ancestor
- BFrogs evolved from gilled ancestor
- CFrogs evolved from gilled ancestor
- DFishes were amphibious in the past
Show answer & explanation
Answer: C) Frogs evolved from gilled ancestor