Which of the following option is correct for mechanism of vision

Related MCQs

• Which option is correct for the few statements are given for the function of cerebram, which of few following option is shows all correct statements. (i) to control the sensitivity,movement,memory,vocabulary etc. through the frontal lobe (ii) to control the vision and adaptation through the occipital and frontallobes (iii) to control the contraction of voluntary muscles through the frontal lobe (iv) to control the temperature,taste,touch,pain etc, through the parietal lobe
• Several statements are given here in reference to cone cells which of the following option indicates all correct statements for cone cells ? Statements (i) cone cells are less sensitive than Rod cells (ii) They are responsible for colour vision (iii) Erythrolobe is photopigment which is sensitive to red colour light (iv) They are absent in fovea of retina
• Which of the following option is the correct option for the inner most meninges of CNS ?
• column I lists the part of the human brain and column II lists the functions. Match the two column and identify the correct choice from those given. (K.C.E.T 2005) column I column II a. cerebrum p. controls the pituitary b. cerebellum q. control vision and hearing c. hypothalamus r. control the rate of heart beat d. midbrain s. seat of intelligence t. maintains body posture
• Which of the following option is correct for the correct matched pairs for Column I and II and Column III Column - I Column II Column III (a) aqueous humor (i) Depression on retina (f) origin of opticnerve (b) Vitreous humor (ii) watery fluid (g) secreted by retina (c) Blind spot (iii) Absence of sensitive cells (h) presence of cone cell (d) Fovea (iv) thicfluid (i) secreted by Ciliary body
• Which is the correct option for the given table ?write ‘T’ if the given ecample is correct and ‘F’ for wrong example Information Example Breed only once Bamboo Breeds many time Birds like pigeon, Mammals Small sized but many offsprings Pray Birds less in number but big size offsprings Only deep marine shishes
• Which option is correct for endemism.. 1. Any group which can be found in small region. 2. Any group which can be found in large region. 3. Group of species which can be found in definite region. 4. Any group which can be not found anywhere else. 5. Endemic species which can be found everywhere.
• Which is the coorect word for vision of Cockroach ?
• Few statements are given below in reference with Thermodynamics, Which of the following option shows all correct statements for it ? (I) Amount of energy is constant. (II) During transfer of energy some amount of energy is converted in to heat. (III) Free energy = energy which can do work. (IV) At each tophic level amount of stored energy reduces.
• In cockroach, vision is due to (Punjab PMET-2005)