Biology Questions Answers
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37. The most abundant constituent of atmospheric air is ?
- Oxygen
- Hydrogen
- Carbon
- Nitrogen
Answer And Explanation
Answer: Option D
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38. Study of internal structure of organism is called :
- Agrostology
- Agronomy
- Anatomy
- Agrology
Answer And Explanation
Answer: Option C
Explanation:
Agrostology - Study of grass
Agronomy - Science of soil management and production of crop.
Agrology - Soil science dealing with production of crop. -
39. What is Anthology ?
- Study of flower and flowering plant.
- Study of blood vascular system.
- Study of male reproductive organ.
- Study of Bryophytes
Answer And Explanation
Answer: Option A
Explanation:
Study of blood vascular system - Angiology
Study of male reproductive organ - Andrology
Study of Bryophytes - Bryology -
40. Study of cell is :
- Biometrics
- Bacteriology
- Cryobiology
- Cytology
Answer And Explanation
Answer: Option D
Explanation:
Biometrics - Study of Biological problems
Bacteriology - Study of Bacteria
Cryobiology - Study of effect of low temperature on organisms. -
41. What is study of heart ?
- Ecology
- Dermatology
- Cardiology
- Demography
Answer And Explanation
Answer: Option C
Explanation:
Ecology - Study of interrelationship between living and their environment.
Dermatology - Study of Skin.
Demography - Study of population. -
42. Study of factors connected with the improvement of human race ?
- Evolution
- Embryology
- Euthenics
- Eugenics
Answer And Explanation
Answer: Option D
Explanation:
Evolution - Study of origin of life and formation of new species.
Embryology - Study of fertilization of egg, formation of zygote and development of embryo.
Euthenics - Study of environmental conditions contributing to improvement of human beings.