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प्रश्न
Who is telling a lie?
Tongue: My taste-buds can tell only a sweet taste.
पर्याय
Truth
Lie
उत्तर
Lie
Explanation:
The tongue can taste salt, sweet and bitter tastes.
संबंधित प्रश्न
What is meant by dental caries? How are they caused?
Which part of alimentary canal receives bile from the liver?
(a) oesophagus
(b) small intestine
(c) stomach
(d) large intestine
Name the hormone that helps in regulating level of sugar in our blood. Name the gland that secrets it.
Give any four reasons why water is necessary in our body.
Match items in column A with the appropriate items in Column B:
| Column A | Column B | ||
| 1 | HCl | a | Lactose |
| 2 | Rennin | b | Pellagra |
| 3 | Enteropeptidase | c | Rumen |
| 4 | Cellulose | d | Pepsin |
| 5 | Ptyalin | e | Starch |
| 6 | Vitamin | f | Pernicious anaemia |
| 7 | Intestinal juice | g | Trypsin |
| 8 | Bile salt | h | Casein |
| 9 | Vitamin A | i | Micelle |
| 10 | Goitre | j | Night-blindness |
| k | Iodine | ||
What happens when we swallow our food?
What causes movement of food inside the alimentary canal?
Cellulose-rich food substances are a good source of roughage in human beings because
The digestion of all food components is completed by the ____________ juice.
Solve the crossword given in Figure 2.3.
| Across | Down | ||
| 1 | Cream-coloured digestive gland | 2 | Feeds with the help of pseudopodia |
| 3 | Undigested excretory solid residues | 6 | Total number of molars in one jaw of an adult |
| 4 | Organ that mixes saliva with the food | 8 | Largest gland |
| 5 | Point of defecation | 9 | Watery secretion in the mouth |
| 7 | Stored in gall bladder | 11 | A ruminant |
| 10 | Finger-like outgrowth in the small intestine | 12 | Form of food chewed by ruminants |
| 13 | Kind of taste buds | ||
| 14 | Kills bacteria in the stomach | ||
