👉 NEET Biology Examination
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Instruction
- Total 15 question
- Total Marks 60
- Each Question 4 marks
- Negative marking -1 for each wrong Question
NEET CONCEPT TEST -5 | BIOLOGY | STD 12 | CHAPTER -7
1. Archaeopteryx , the missing link between reptiles and birds , had the following avian characters except
( a ) the modified forelimbs into wings ( b ) modified jaws into a beak
( c ) presence of a long tail ( d ) an intimate fusion of the skull bones .
2. Ammocoete larva of lamprey resembles the adult form of Branchiostoma in most of the details . It is a type of
( a ) progressive metamorphosis ( b ) retrogressive metamorphosis
( c ) early development similarity ( d ) temporary embryonic similarity .
3. Refer to the following statements .
( i ) Formation of oxygen , carbon , nitrogen , sulphur
( ii ) Formation of nitrogen bases , amino acids , glycerol
( ii ) Formation of fats , proteins , polysaccharides
( iv ) Formation of H2O , CO2 , CH4 , NH3
( v ) Formation of prebiotic soup Select the correct arrangement of above given option in respect to chemogeny .
( a ) ( v ) → ( i ) → ( iv ) → ( ii ) → ( iii ) ( b ) ( i ) → ( iv ) → ( ii ) → ( v ) → ( iii )
( c ) ( v ) → ( i ) → ( ii ) → ( iv ) → ( iii ) ( d ) ( i ) → ( iii ) → ( iv ) →( ii ) → ( v )
4. Which of the following was not considered in Neo - Lamarckism ? its heredity.
( a ) the modified forelimbs into wings ( b ) modified jaws into a beak
( c ) presence of a long tail ( d ) an intimate fusion of the skull bones .
2. Ammocoete larva of lamprey resembles the adult form of Branchiostoma in most of the details . It is a type of
( a ) progressive metamorphosis ( b ) retrogressive metamorphosis
( c ) early development similarity ( d ) temporary embryonic similarity .
3. Refer to the following statements .
( i ) Formation of oxygen , carbon , nitrogen , sulphur
( ii ) Formation of nitrogen bases , amino acids , glycerol
( ii ) Formation of fats , proteins , polysaccharides
( iv ) Formation of H2O , CO2 , CH4 , NH3
( v ) Formation of prebiotic soup Select the correct arrangement of above given option in respect to chemogeny .
( a ) ( v ) → ( i ) → ( iv ) → ( ii ) → ( iii ) ( b ) ( i ) → ( iv ) → ( ii ) → ( v ) → ( iii )
( c ) ( v ) → ( i ) → ( ii ) → ( iv ) → ( iii ) ( d ) ( i ) → ( iii ) → ( iv ) →( ii ) → ( v )
4. Which of the following was not considered in Neo - Lamarckism ? its heredity.
( a ) Environment does influence an organism and change
( b ) Some of the variations acquired by an individual can be passed on to the offspring .
( c ) All the living things and their component parts are continuously increased due to internal vital force .
( d ) Only those variations are passed on to the offspring which affect germ cells .
settlement which eventually cause a variation in their allele
5. A small group of persons , leave their homes to find a new frequency . It explains
( a ) bottleneck effect ( b ) founder effect
( c ) gene migration ( d ) gene mutation .
6. In case of allopatric speciation
( a ) a small segment of the original population becomes reproductively isolated ( b ) a population of a species enters a new niche
( c ) a part of population becomes geographically isolated from the main population
( d ) a new and very different daughter species formed from a semi - isolated peripheral population .
7. Who among the following was ' The tool maker ' prehistoric man discovered from Pleistocene rocks in East Africa ?
( a ) Homo habilis ( b ) Homo erectus
( c ) Australopithecus ( d ) Cro - Magnon man
8. Reproductive isolation due to behavioural differences of male and female individuals of different species , is categorised as
( a ) mechanical isolation ( b ) psychological isolation
( c ) seasonal isolation ( d ) gametic isolation .
9. Hardy - Weinberg principle is not applicable for a population if
( a ) there is no gene flow ( b ) there is natural selection pressure
( c ) there is no genetic drift ( d ) there is no mutation .
10. Which of the following pairs is an example of divergent evolution ?
( a ) Leaf tendril of wild pea and leaf spine of barberry
( b ) Pectoral fins of shark and flippers of dolphin
( c ) Stings of honeybee and scorpion
( d ) Tendrils of Passiflora and Pisum sativum
11 . Which can be inferred immediately from the following observations ?
( i ) Rapid multiplication ( ii ) Stability of population ( iii ) Limited food and space
( b ) Some of the variations acquired by an individual can be passed on to the offspring .
( c ) All the living things and their component parts are continuously increased due to internal vital force .
( d ) Only those variations are passed on to the offspring which affect germ cells .
settlement which eventually cause a variation in their allele
5. A small group of persons , leave their homes to find a new frequency . It explains
( a ) bottleneck effect ( b ) founder effect
( c ) gene migration ( d ) gene mutation .
6. In case of allopatric speciation
( a ) a small segment of the original population becomes reproductively isolated ( b ) a population of a species enters a new niche
( c ) a part of population becomes geographically isolated from the main population
( d ) a new and very different daughter species formed from a semi - isolated peripheral population .
7. Who among the following was ' The tool maker ' prehistoric man discovered from Pleistocene rocks in East Africa ?
( a ) Homo habilis ( b ) Homo erectus
( c ) Australopithecus ( d ) Cro - Magnon man
8. Reproductive isolation due to behavioural differences of male and female individuals of different species , is categorised as
( a ) mechanical isolation ( b ) psychological isolation
( c ) seasonal isolation ( d ) gametic isolation .
9. Hardy - Weinberg principle is not applicable for a population if
( a ) there is no gene flow ( b ) there is natural selection pressure
( c ) there is no genetic drift ( d ) there is no mutation .
10. Which of the following pairs is an example of divergent evolution ?
( a ) Leaf tendril of wild pea and leaf spine of barberry
( b ) Pectoral fins of shark and flippers of dolphin
( c ) Stings of honeybee and scorpion
( d ) Tendrils of Passiflora and Pisum sativum
11 . Which can be inferred immediately from the following observations ?
( i ) Rapid multiplication ( ii ) Stability of population ( iii ) Limited food and space
( a ) Natural selection ( b ) Struggle for existence
( c ) Survival of the fittest ( d ) Formation of new species
12. Select the incorrect statement from the following .
( a ) Analogous organs show convergent evolution .
( b ) Homologous organs have similar developmental pattern .
( c ) Continuous variations are the basis of evolution .
( d ) The movement of alleles among populations by the migration of breeding individuals cause genetic drift .
13. The age of gymnosperm is represented by
( a ) Mesozoic Era ( b ) Devonian Period ( c ) Permian Period ( d ) Cenozoic Era .
14. Which of the following is incorrect with respect to human evolution ?
( a ) Dryopithecus → Ramapithecus → Australopithecus
( b ) Ramapithecus → Australopithecus → Homo habilis
( c ) Homo habilis → Australopithecus Homo erectus
( d ) Homo habilis → Homo erectus → Homo sapiens
15. Oriental realm and Australian realm are separated by
( a ) Holoarctic region ( b ) Sea ( c ) Himalayan mountains ( d ) Wallace's line .
( c ) Survival of the fittest ( d ) Formation of new species
12. Select the incorrect statement from the following .
( a ) Analogous organs show convergent evolution .
( b ) Homologous organs have similar developmental pattern .
( c ) Continuous variations are the basis of evolution .
( d ) The movement of alleles among populations by the migration of breeding individuals cause genetic drift .
13. The age of gymnosperm is represented by
( a ) Mesozoic Era ( b ) Devonian Period ( c ) Permian Period ( d ) Cenozoic Era .
14. Which of the following is incorrect with respect to human evolution ?
( a ) Dryopithecus → Ramapithecus → Australopithecus
( b ) Ramapithecus → Australopithecus → Homo habilis
( c ) Homo habilis → Australopithecus Homo erectus
( d ) Homo habilis → Homo erectus → Homo sapiens
15. Oriental realm and Australian realm are separated by
( a ) Holoarctic region ( b ) Sea ( c ) Himalayan mountains ( d ) Wallace's line .
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ANSWER KEY
1. ( c ) 2. ( a ) 3. ( b ) 4. ( c ) 5. ( b ) 6. ( e ) 7 . 7. ( a ) 8. ( b ) 9. ( b )
10. ( a ) 11. ( b ) 12. ( d ) 12. ( d ) 13. ( a ) 14. ( c ) 15. ( d )
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