Objective

Question-1. What is the motion that takes place in plants after receiving external stimuli called?

Ans- Traverse speed (tropism)

Question-2. What is the movement of light in plant parts called?

Ans- phototropism

Question-3. What is the movement of plant parts affected by gravity called?

Ans- gravitation

Question-4. What is the movement of plant parts by chemical stimuli called?

Ans- chemistry

Question-5. What is the movement of plant parts affected by the presence of water called?

Ans- hydrotropism

Question-6. An example is a plant hormone.

Ans- auxin

Question-7. Gravity is an example of tropism.

Ans- root growth

Question-8. What are the chemical substances that coordinate the biological activities of plants called?

Ans- Plant Hormone (Phyto Hormone)

Question-9. What is the plant hormone that stimulates cytoplasmic division called?

Ans- cytokinins

Question-10. What is the plant hormone that controls the drop of leaves, flowers and fruits from the plant called?

Ans- abscisic acid

Questionप्रश्न-11. What is the hormone that helps in the ripening of fruits called?

Ans- ethylene

Question-12. Organic compounds that are not produced in plants but act like plant hormones are called

Ans- growth regulator

Question-13. Which hormone is responsible for the production of seedless plants?

Ans- auxins and gibberellins

Question-14. Which hormone is more concentrated in fruits and seeds?

Ans- cytokinins

Question-15. What is the plant hormone that stimulates plants for cell division and elongation called?

Ans- gibberellin

Question-16. What is the plant hormone that helps in the growth of plant cells called?

Ans- auxin

Question-17. What is the control and coordination by nerves in higher order animals called?

Ans- neural control

Question-18. What is the unit of nerves for carrying messages in the body of living organisms called?

Ans- nerve cell (neuron)

Question-19. What is a cluster of nerve cells called?

Ans- ganglion

Question-20. It is a hormone that aids in stem growth through cell division and cell elongation.

(a) Auxin (b) Gibberellin (c) Cytokinin (d) All of these

Ans- (d) All of these

Question-21. To which part of the shoot does auxin diffusion when light falls on the plants?

Ans- towards the shadow

Question-22. In which part of the neuron does the transformation of sensation into electrical charge take place?

Ans- cyton

Question-23. What is the longest elongation emanating from the scion of a neuron called?

Ans- exxon

Question-24. What is the point of contact of the axons of one neuron to the dendrites of another neuron called?

Ans- synapse

Question-25. Tantric systems are formed in higher-level animals.

(a) by the brain (b) by the spinal cord (c) by different types of nerves (d) by all of them

Ans- (d) by all of them

Question-26. What is the space between two nerve cells called?

Ans- synapse

Question-27. The brain is responsible.

(a) to think (b) to beat the heart (c) to balance the body (d) all of these

Ans- (d) all of these

Question-28. What is the largest part of the brain called?

Ans- cerebrum

Question-29. What is the skull in which the brain is found called?

Ans- cranium

Question-30. What is the fixed path of impulse transmission in neurons called?

Ans- reflex motion

Question-31. The hormone secreted by the pituitary gland which controls the growth and development of our body is called

Ans- growth hormone

Question-32. What is the gland that controls the important endocrine glands of our body called?

Ans- pituitary gland

Question-33. What is the master gland?

Ans- pituitary gland

Question-34. By the way, the hormone which is secreted in the state of mental stress, fear, anger and excitement, is called what?

Ans- adrenaline (adrenaline)

Question-35. Name the male sex hormone.

Ans- Testosterone

Question-36.Name the female sex hormone.

Ans- progesterone and estrogen

Question-37. The hormones secreted by the thyroid gland, which control the metabolism of carbohydrates, proteins and fats in our body, are called?

Ans- thyroxine

Question-38. What is the thin membrane over the myelin sheath called?

Ans- neurilema

Question-39. Which disease is caused by the deficiency of iodine in the body?

Ans- goiter (guitar)

Question-40. Which disease is caused by the deficiency of insulin?

Ans- Diabetes

Question-41. Who controls the level of sugar in the blood?

Ans- insulin

Question-42. is androgen.

Ans- male hormone

Question-43. Which of the following is not a plant hormone?

(a) ethylene (b) auxin (c) oxytocin (d) cytokinin

Ans- (c) Oxytocin

Question-44. It is the smallest endocrine gland.

(a) Medulla (b) Adrenal (c) Thyroid (d) Pituitary

Ans- (d) Pituitary

Question-45. Which of the following plant hormones is called fruit ripening hormone?

(a) abscisic acid (b) ethylene (c) auxin (d) cytokinin

Ans- (b) ethylene

Question-46. What is the female reproductive gland called?

Ans- to the ovary

Question-47. The control center of involuntary actions is located in the brain.

Ans- in the medulla

Question-48. How is different information stored in the brain?

Ans- as consciousness

Question-49. The sharing of mechanisms for proper adjustment between biological functions is called

Ans- coordination

Question-50. Where is the arc formed?

Ans- in the spinal cord

Question-51. Who protects the spinal cord?

Ans- spinal cord

Question-52. How many types of tantric cells are there?

Ans- three

Question-53. Which part of the brain is responsible for the position and balance of the body?

Ans- forebrain

Question-54. Normal voluntary movements are controlled in the brain.

Ans- by cerebellum

Question-55. The center of involuntary actions is located in the brain.

Ans- in the medulla

Question-56. Which tissue makes decisions based on information?

Ans- technical tissue

Question-57. Which cell is the longest?

Ans- neuron

Question-58. Who acts as a bio-motivator?

Ans- hormone

Question-59. Who protects the brain?

Ans- cranium (skull)

Question-60. Where is body temperature controlled?

Ans- hypothalamus

Question-61. Which hormone is known as emergency hormone?

Ans- adrenal

Question-62. Insulin is secreted by whom?

Ans- by pancreas

Question-63. In which part of the brain is the hypothalamus located?

Ans- in the middle brain

Question-64. Which hormone is used to keep vegetables green and fresh?

Ans- cytokinins

Question-65. Name the gland associated with kidney.

Ans- adrenal

Question-66. Which type of hormones are secreted in humans or animals to deal with odd situations?

Ans- adrenal

Question-67. A shiny and hard layer is found on the teeth, which is called?

Ans- enamel

Question-68. Which plants have the highest contractility?

Ans- in touch

Question-69. Which of the following is a voluntary action?

(a) heartbeat (b) change in pupil size (c) clapping (d) all of these

Ans- (c) clapping

Question-70. Which part of human brain is there to receive sensory information from different receptors?

Ans- forebrain

Question-71. Blood pressure, salivation is controlled by?

Ans- by medulla

Question-72. How many pairs of cranial nerves are there in the human brain?

Ans- 12

Question-73. How many receptors are there in human?

Ans- 5

Question-74. From which part of the nervous cell is information acquired?

Ans- Drumika

Question-75. Which of the following is an example of reflex action?

(a) Watery mouth after seeing sweets (b) Sneezing (c) Blinking of eyes (d) All of these

Ans- (d) All of these

Question-76. Which hormone is helpful in the digestion of sugar in humans?

Ans- insulin

Question-77. What is the brain responsible for?

Ans- for control and consciousness

Question-78. What is the function of the receptor in our body?

Ans- Helps the body respond to external stimuli.

Question-79. Phloem is the conductor in the plant.

Ans- food

Question-80. From which primary tissue does the nerve fiber originate?

Ans- endoderm

Question-81. Where does "thyroxine" come from?

Ans- from thyroid

Question-82. Which disease is caused by the deficiency of iron in the blood?

Ans- anemia

Question-83. Name a plant in which vegetative propagation takes place by leaves.

Ans- bryophyllum

Question-84. What are auxins and gibberellins?

Ans- hormone

Question-85. Which hormone causes wilting of leaves?

Ans- abscisic acid

Question-86. It is the longest part of the Agharnal.

Ans- small intestine

Question-87. Blood from the heart is pumped throughout the body.

Ans- by ventricle

Question-88. Pons, medulla and cerebellum are part of

Ans- posterior brain

Question-89. Which instrument is used to measure blood pressure?

Ans- sphygno-manometer

Question-90. Which component of blood blocks the passage of blood from the injured site by forming a blood clot?

Ans- white blood cells (WBC)

Question-91. What is needed for the thyroid gland to make thyroxine hormone? (a) sodium (b) phosphorus (c) chlorine (d) all of these

Ans- (d) all of these

Question-92. Which part of the brain maintains the position and balance of the body?

Ans- cerebellar

Question-93. Which of the following is a plant hormone?

(a) Insulin (b) Thyroxine (c) Estrogen (d) Cytokinin

Ans- (d) Cytokinin

Question-94. Normal diastolic blood pressure.

Ans- 80 mm