The inner walls of the small intestine have thousands of finger-like outgrowths. These are called villi (singular villus). The villi increase the surface area for absorption of the digested food. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villiRead more
The inner walls of the small intestine have thousands of finger-like outgrowths. These are called villi (singular villus).
The villi increase the surface area for absorption of the digested food. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villi absorbs the digested food materials.
The inner wall of the small intestine has many finger-like outgrowths called villi. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The inner wall of the small intestine has many finger-like outgrowths called villi.
The stomach releases hydrochloric acid and digestive juices which act on food. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The stomach releases hydrochloric acid and digestive juices which act on food.
The main steps of nutrition in humans are ingestion, digestion, absorption, assimilation and egestion. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The main steps of nutrition in humans are ingestion, digestion, absorption, assimilation and egestion.
What are villi? What is their location and function?
The inner walls of the small intestine have thousands of finger-like outgrowths. These are called villi (singular villus). The villi increase the surface area for absorption of the digested food. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villiRead more
The inner walls of the small intestine have thousands of finger-like outgrowths. These are called villi (singular villus).
The villi increase the surface area for absorption of the digested food. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villi absorbs the digested food materials.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessWater from the undigested food is absorbed mainly in the
Water from the undigested food is absorbed mainly in the (iv) large intestine https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
Water from the undigested food is absorbed mainly in the (iv) large intestine
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFat is completely digested in the
Fat is completely digested in the (iii) small intestine https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
Fat is completely digested in the (iii) small intestine
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFill in the blanks: Amoeba digests its food in the ____________.
Amoeba digests its food in the food vacuole. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
Amoeba digests its food in the food vacuole.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFill in the blanks: The inner wall of the small intestine has many finger-like outgrowths called _________.
The inner wall of the small intestine has many finger-like outgrowths called villi. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The inner wall of the small intestine has many finger-like outgrowths called villi.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFill in the blanks: The stomach releases hydrochloric acid and ___________ juices which act on food.
The stomach releases hydrochloric acid and digestive juices which act on food. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The stomach releases hydrochloric acid and digestive juices which act on food.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFill in the blanks: The largest gland in the human body is __________.
The largest gland in the human body is liver. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The largest gland in the human body is liver.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See lessFill in the blanks: The main steps of nutrition in humans are __________, __________, __________, _________ and __________.
The main steps of nutrition in humans are ingestion, digestion, absorption, assimilation and egestion. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
The main steps of nutrition in humans are ingestion, digestion, absorption, assimilation and egestion.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-2/
See less