6. | Stomach is organ of food digestion therefore secretes enzyme which helps in digestion known as |
a. | bile |
b. | pancreatic juice |
c. | gastric juice |
d. | no enzyme |
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Answer: (c).gastric juice
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7. | Process of production of identical copies of organisms asexually is |
a. | tissue culturing |
b. | vitro-fertilization |
c. | Cloning |
d. | transgenic organisms |
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Answer: (c).Cloning
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8. | Gene frequency, gene flow, population density, age distribution, over population are attributes of |
a. | community |
b. | population |
c. | groups |
d. | individuals |
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Answer: (b).population
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9. | A very useful technique which helps in testing a nutrient's essentiality for plantation is |
a. | nutrition culture technique |
b. | Hydroponic culture technique |
c. | hydrophobic culture technique |
d. | tissue culture technique |
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Answer: (b).Hydroponic culture technique
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10. | Astronauts may utilize useful technique of hydroponic culture in space to |
a. | grow vegetables |
b. | sow seeds |
c. | preserve milk |
d. | grow fruits |
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Answer: (a).grow vegetables
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