Biology X | Control and Coordination | What happens in Reflex Actions?
What happens in Reflex Actions? ‘Reflex’ is a word we use very commonly when we talk about some sudden action…
Biology X | Control and Coordination | ANIMALS – NERVOUS SYSTEM
ANIMALS – NERVOUS SYSTEM In animals, such control and coordination are provided by nervous and muscular tissues, which we have…
Biology X | CHAPTER – 7 | Control and Coordination
CHAPTER – 7 Control and Coordination In the previous chapter, we looked at life processes involved in the maintenance functions…
Biology X | LIFE PROCESSES | Excretion in Human Beings and Plants
EXCRETION We have already discussed how organisms get rid of gaseous wastes generated during photosynthesis or respiration. Other metabolic activities…
Biology X | LIFE PROCESSES | Transportation in Plants
Transportation in Plants We have discussed earlier how plants take in simple compounds such as CO2 and photosynthesise energy stored…
Biology X | LIFE PROCESSES | Transportation in Human Beings
Transportation in Human Beings Activity 6.7 Visit a health centre in your locality and find out what is the normal…
Biology X | LIFE PROCESSES | Nutrition in Human Beings
Nutrition in Human Beings The alimentary canal is basically a long tube extending from the mouth to the anus. In…
Biology X | LIFE PROCESSES | Heterotrophic Nutrition
Heterotrophic Nutrition Each organism is adapted to its environment. The form of nutrition differs depending on the type and availability…
Biology X | LIFE PROCESSES | Autotrophic Nutrition
Autotrophic Nutrition Carbon and energy requirements of the autotrophic organism are fulfilled by photosynthesis. It is the process by which…
Biology X | LIFE PROCESSES | NUTRITION
NUTRITION When we walk or ride a bicycle, we are using up energy. Even when we are not doing any…