CSS :: Digestive System Physiology
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61. |
Appetite is a psychological reflex depending upon: |
A. |
Colour, taste, smell of food |
B. |
Cooking medium of the food |
C. |
Place of food being served |
D. |
All of these |
Answer: Option D
Explanation:
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62. |
Hunger centres are located in: |
A. |
Rhinocoel |
B. |
Hypothalamus |
C. |
Piamater |
D. |
Medulla |
Answer: Option B
Explanation:
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63. |
Hunger centres are stimulated by: |
A. |
Fall in glucose level below normal level |
B. |
Moderate decrease in body temperature |
C. |
Both of these factors |
D. |
None of these |
Answer: Option C
Explanation:
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64. |
We loose hunger in fever because: |
A. |
Increase in body temperature suppresses excitement of hunger centre |
B. |
Glucose level does not fall in fever |
C. |
Enzymes are not secreted in body |
D. |
None of these reason account for this |
Answer: Option A
Explanation:
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65. |
We et more in winter than summers because: |
A. |
Decrease in bdoy temperature excites our hunger centres |
B. |
There is no glucose in our body during winters |
C. |
The satiety centre is excited during winters |
D. |
Fat depots are depleted during winters |
Answer: Option A
Explanation:
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66. |
In which part of the brain centre of hunger, satiety and thirst are located: |
A. |
Medulla oblongata |
B. |
Hypothalamus |
C. |
Diencephalon |
D. |
None of these |
Answer: Option B
Explanation:
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67. |
Presence of which of the following centres is not certain in frog: |
A. |
Hunger centre |
B. |
Satiety centre |
C. |
Thirst centre |
D. |
All of these |
Answer: Option D
Explanation:
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68. |
Enzymes are essential for our body because they: |
A. |
Provide us with energy |
B. |
Take part in building of body |
C. |
Catalyze various biochemical reactions in our body |
D. |
Regulate our body temperature |
Answer: Option C
Explanation:
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69. |
Carbohydrates which we need as a source of energy are obtained from: |
A. |
Starches of cereals |
B. |
Cellulose of green vegetables |
C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option A
Explanation:
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70. |
Seprophyes are those organisms which: |
A. |
Cannot synthesize their own food |
B. |
Cannot synthesize their own cytoplasm |
C. |
Can absorb complex food directly from dead matter |
D. |
Need enzymes for absorption of food |
Answer: Option C
Explanation:
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