NUTRITION

CAREER POINT NUTRITION 1 Marks What regulates the amount of food from stomach to intestine ? What governs closing and opening of leaf stomata ? What is the role of saliva ? What are alveoli ? What are enzymes ? Where do light and dark reactions occur in chloroplast ? What is peristaltic movements ? If a person is upside down and he eats food in what direction will the food move? What is chime ? What is the purpose of HCl acid in stomach ? 2 Marks What is compensation point ? What is the effect of temperature on rate of photosynthesis ? A person suffering from loose motions is advised not to eat fat and ghee Why? Why we should not drive after we take food ? Why do we feel sleepy after taking food ? Describe the enzyme activity in Duodenum ? Explain the dark reactions ? 3 Marks Give the functions of pancreas ? Give an experiment to show that chlorophyll is necessary for photosynthesis ? Explain the various modes of heterotrophic nutrition ? Explain the activities going on in the stomach and the large intestine during the digestion process of the humans ? Explain the opening and closing of leaf stomata ? Explain that sunlight is essential for photosynthesis ? Draw a neat labeled diagram of human digestive system ? Draw a neat labeled diagram of structure of leaf ? "The future belongs to those who believe in the beauty of their dreams."