EVOLUTION (Biology objective questions)

                                                        

                                   EVOLUTION

अगर आप NEET तथा 12th बोर्ड CBSE , BSEB( Bihar board) BIOLOGY की तैयारी के लिए OBJECTIVE QUESTION ढूंढ रहे हैं तो निश्चित रूप से आप सही जगह पर है।

इस ब्लॉग में हम लेकर आए हैं NEET , CBSE तथा BSEB बायोलॉजी के IMPORTANT OBJECTIVE QUESTION जो आपकी तैयारी में काफी मदद करेगी। आशा करता हूं आप काफी लाभंवित होंगे।

Biology objective questions for NEET, BSEB and CBSE .

        Topic:-     EVOLUTION 

1. Peripatus is connecting link between

a) Coelenterata and Porifera

b) Ctenophora and Platyhelminthes

c) Mollusca and Echinodermata

d) Annelida and Arthropoda

2. Which one of the following is not a living fossil?

a) Sphenodon

b) Archaeopteryx

c) Peripatus

d) King crab

3. which was not present in its original form in the primitive atmosphere of Earth?

a) Hydrogen

b) Oxygen

c) Methane

d) Ammonia

4. Organs having similar function but different origin are called

a) Homologous organs

b) Analogous organs

c) Vestigial organs

d) Differential organs

5. Homologous organs show- 

a) Divergent evolution

b) Convergent evolution

c) Parallel evolution

d) Both 'b' and 'c'

6. Coal has been mainly formed by

a) Bryophytes

b) Pteridophytes

c) Angiosperms

d) Algae

7. Thorn of Bougainvillea and tendril of Cucurbita are examples of

a) Retrogressive evolution

b) Analogous organs

c) Homologous organs

d) Vestigial organs

8. Adaptive radiation refers to

a) Power of adaptation in an individual to a variety of environments.

b) Adaptation due to geographical isolation

c) Evolution of different species from a common ancestor

d) Migration of members of a species to different geographical areas

9. Adaptation is a type of

a) Convergent evolution

b) Divergent evolution

c) Adaptive radiation

d) Speciation

10. Unit of evolution is

a) Population

b) Species

c) Individual

d) Sub species

11. “Descent with modification” is the central theme of

a) Evolution

b) Recapitulation

c) Biogenesis

d) Genetics

12. The biogenetic law of Haeckel is

a) Ominis vivum - e- vivum

b) Ominis cellula- e-  cellula

c) Ontogeny repeats phylogeny

d) Phylogeny repeats ontogeny

13. Tasmanian wolf is a marsupial while wolf is a placental mammal. This shows

a) Convergent evolution

b) Divergent evolution

c) Parallelism

d) Inheritance of acquired characters

14. The biogenetic law is based on on

a) Fossils evidence

b) Genetic evidence

c) Biochemical evidence

d) Embryological evidence

15. Genetic drift operates in

a) Large isolated population

b) Small isolated population

c) First reproductive population

d) Slow reproductive population

16. The correct order is

a) Palaeozoic – Archaeozoic – Coenozoic

b) Archaeozoic – Palaeozoic – Proterozoic

c) Palaeozoic – Mesozoic – Coenozoic

d) Mesozoic – Archaeozoic – Proterozoic

17. Process of evolution is 

a) Discontinuous

b) Discontinuous in the past but continuous presently

c) Continuous in the past but discontinuous presently

d) Continuous

18. Golden age of reptile was

a) Mesozoic

b) Coenozoic

c) Palaeozoic

d) Psychozoic

19. Mammals occur on land , air and water. It is

a) Convergent evolution

b) Micro evolution

c) Adaptation

d) Adaptive radiation

20. Coacervates are

a) Lipoproteins

b) Mixture of ammonia, carbohydrate and water

c) Colloidal suspension

d) Fatty acids and nitrogenous compounds

21. The first organisms were

a) Chemoautotrophs

b) Chemoheterotrophs

c) Autotrophs

d) Eukaryotes

22. Presence of Gill slits in the embryos of all vertebrates supports the theory of

a) Organic evolution

b) Biogenesis

c) Metamorphosis

d) Recapitulation

23. Which of the following is the relatively most accurate method for dating of fossils?

a) Radio – carbon method

b) Potassium – Argon method

c) Electron – spin resonance method

d) Uranium – Lead method

24. Occurrence of endemic species in South America and Australia is due to

a) Progressive evolution

b) Continental separation

c) Absence of terrestrial route to these places

d) Extinction of the species in other regions

25. Which one of the following pairs has homologous organs?

a) Air sac of fish and lungs of frog

b) Wings of a bird and Wings of a butterfly

c) Pectoral fins of fish and forelimbs of a horse

d) Wings of a bat and Wings of cockroach

ANSWER:-

1. d       2. b     3. b       4. b      5. a.      6. b.      7.c.

   8. c.      9. a.    10. c.    11. a.   12. c.   13. c.  

 14.d      15. b.   16. c.   17. d.   18. a.   19. d. 

 20. c   21. b.  22.d      23. c.     24. b.     25. a