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प्रश्न
Define with examples: Heterotrophs
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उत्तर
The organisms which cannot prepare their own food and depends on ready-made food synthesized by green plants are called heterotrophs.
Examples - animals and human beings.
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संबंधित प्रश्न
Pancreas, Gall bladder, Glomerulus, Liver
The tongue helps in mixing food with saliva.
What substance is mixed with food in the mouth during chewing by the teeth?
What is the function of enzymes in the human digestive system?
In human digestive system, the enzymes pepsin and trypsin are secreted respectively by:
(a) pancreas and liver
(b) stomach and salivary glands
(c) pancreas and gall bladder
(d) stomach and pancreas
Define the terms 'nutrients'.
Draw a diagram of the human alimentary canal and label - gall bladder, pancreas, liver, and small intestine on it.
What is the main function of bile?
Name the digestive juice secreted by the stomach and give its function.
Fill in the blanks.
Grinding of food is brought about by _______ and ______
Fill in the blank.
Saliva contains salivary amylase which changes starch to _____.
Find the odd one out. Give reasons for your choice.
Give reasons for the following.
Meat eating animals have strong canines.
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 | ||
Who is telling a lie?
Lung: I play an important role in excretion.
The other name of food pipe is alimentary canal.
Bile helps in the digestion of ______.
What happens when we swallow our food?
Following statements describe animal nutrition. Read the statement and give one word for the statement. Write the terms that describe process.
Breaking of complex food substances into simpler and soluble substances.
Statement I - The muscularis of intestine can be differentiated into longitudinal and oblique muscles only.
Statement II - The muscularis of stomach is made up of outer- longitudinal, middle oblique and inner circular muscles.
In light of above statements, choose the most appropriate answer from the option given below.
