16. Which type of signals can reach each and every cell of the body electrical or chemical? 17. Which hormone stops the growth of plant buds and does not allow them to grow? 18. In which part of our brain the hunger centre is situated? 19 Name the area of forebrain where the sensory information is interpreted by putting it together with information from other receptors. 20. What connects our peripheral sense organs with central nervous system? 21. Which part of the brain maintain posture and balance of the body? 22. Which disease is caused by deficiency of insulin in our body? 23. Name two type of receptors of our body which perceive chemical stimulus. 24. Name the two components of central nervous system. 25. What are the two systems of control and co-ordination in higher animals? 26. What are the two systems of control and co-ordination in higher animals? 27. Which plant hormone is responsible for the wilting and falling of leaves? 28. What are directional growth movements called ? 29. How do roots respond to the presence of auxin? 30. Accumulation of which substance on darker side of stem causes bending ín uni-directional light? 31. What is the stimulus in thigmotropism? 32. Which mineral is required for making thyroxine hormone? 33. Which part of the brain is regarded as the seat of intelligence or thinking part? 34. Name the gland which produces growth hormone. 35. Name any two ductless glands. 36. Give an example of mixed gland. 37. Which part of the brain contains hunger centre ? Answer Type Questions: 1. State three functions of cerebrum. 2. How does chemical coordination take place in animals ? 3. Give important differences between nervous system and endocrine system. 4. Name three plant hormones and give one function of each 5. How would you differentiate a receptor from an effector? 6. Diffèrentiate between sensory and motor nerves. 7. What are synapses ? 8. State the role of testosterone. 9. What is spinal cord? What is its function? 10. State two important points of differences between tropic movement and nastic movement.
16. Which type of signals can reach each and every cell of the body electrical or chemical? 17. Which hormone stops the growth of plant buds and does not allow them to grow? 18. In which part of our brain the hunger centre is situated? 19 Name the area of forebrain where the sensory information is interpreted by putting it together with information from other receptors. 20. What connects our peripheral sense organs with central nervous system? 21. Which part of the brain maintain posture and balance of the body? 22. Which disease is caused by deficiency of insulin in our body? 23. Name two type of receptors of our body which perceive chemical stimulus. 24. Name the two components of central nervous system. 25. What are the two systems of control and co-ordination in higher animals? 26. What are the two systems of control and co-ordination in higher animals? 27. Which plant hormone is responsible for the wilting and falling of leaves? 28. What are directional growth movements called ? 29. How do roots respond to the presence of auxin? 30. Accumulation of which substance on darker side of stem causes bending ín uni-directional light? 31. What is the stimulus in thigmotropism? 32. Which mineral is required for making thyroxine hormone? 33. Which part of the brain is regarded as the seat of intelligence or thinking part? 34. Name the gland which produces growth hormone. 35. Name any two ductless glands. 36. Give an example of mixed gland. 37. Which part of the brain contains hunger centre ? Answer Type Questions: 1. State three functions of cerebrum. 2. How does chemical coordination take place in animals ? 3. Give important differences between nervous system and endocrine system. 4. Name three plant hormones and give one function of each 5. How would you differentiate a receptor from an effector? 6. Diffèrentiate between sensory and motor nerves. 7. What are synapses ? 8. State the role of testosterone. 9. What is spinal cord? What is its function? 10. State two important points of differences between tropic movement and nastic movement.
BIOLOGY%20CLASS%20X%20STUDY%20%20MATERIAL.docx