HARD
10th Andhra Pradesh Board
IMPORTANT
Earn 100

Draw a schematic diagram of villus in small intestine. Explain how digestive system coordinates with circulatory system.

Important Questions on Coordination in life processes

MEDIUM
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Improve your learning>Q 29
How do you appreciate stomach as a churning machine? How does this coordination go on?
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Fill in the blanks>Q 1
2:1:2:3 is the ratio of our dentition. Here 1 represents _____.
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Fill in the blanks>Q 2
Large protein molecules are broken down in _____ of digestive tract.
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Fill in the blanks>Q 4
Olfactory receptors present in _____ triggers signals to brain.(nasal cavity, mouth)
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Fill in the blanks>Q 5
The pH of saliva is _____ in nature. (acidic/alkaline)
MEDIUM
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Fill in the blanks>Q 6
Fill in the blanks with suitable words given below.

Fluctuations of hormone (i) _____ (ghrelin, gastric secretion) levels result in a sensation of hunger and motivation of consuming food. When you feel your stomach is full and there is no need for food anymore. Another hormone (ii) _____ (leptin, gastric secretion) that gets secreted suppresses hunger. When we take food into the mouth it has to be chewed thoroughly. For this purpose, the (iii) _____ (circular, surface) muscles help in chewing actions, while the (iv) _____ muscles of the jaw move the jaw up, down, forward and backward during the mastication. The (v) _____ (fifth carnival, fifth facial) nerve controls the muscles of the jaw. Under the actions of (iv) _____(central, autonomous) nervous system saliva is released by the salivary glands moistens the food to make chewing and swallowing easier. The salivary (vii) _____ (lipase, amylase) in the saliva breaks down the starch into sugars. As a result of chewing the food is transported into the oesophagus by the action of swallowing which is coordinated by the swallowing centre in the (viii) _____(medulla oblongata, cerebrum) and the (ix) _____(Pons Varolii, Midbrain) the tongue which is gustatory recognise the taste and (x) _____ (10th cranial, 5th cranial) nerve plays an important role in the sensation of taste.
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Choose the correct answer>Q 7

In which of the following situations you can taste quickly.

 

EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 7 - Coordination in life processes>Choose the correct answer>Q 9
Sphincter that helps in opening of stomach into duodenum