which of the given option is shows more stable ecosystem ? Producer primary Secondary Tertiary Total consumer consumer consumer

Related MCQs

• Which option is correct for the given information ? (1) Ecosystem is an outcome of an interaction between all living components and non- living components of Environment. (2) GPP= NPP- loss due to respiration (3) Primary productivity is measured in dry biomass.
• Several statements are given in reference with thyroid gland; which of the given option shows all wrong statements for thyroid gland Statements (i) It inhibits process of R.B.C. formation (ii) It helps in maintanance of water and electrolytes (iii) Its more secretion can reduce blood pressure (iv) It Stimulates osteoblast
• 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
• 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.
• Few statements about tympanic membrane are given here which of the following option shows all correct statement for it ? (i) malleus bone join with it (ii) it is oval membrane consist of unstriated muscle (iii) It has cover of skin on its inner side and muscle layer on outerside (iv) It has upper aperture called fenestra roundata
• In an ecosystem, when organisms can be included in more than one trophic lager ?
• If energy produced by producer is 1000 units, than What amount of energy will be found in highest level of consumer ?
• Which option is correct for the correctly matched groups for the column i;column ii and column Column I Column II Column III (a) Resting membrane (i) Na+ Channel get open (e) Na+ and k + pumps are responsible protential for it (b) Active potential (ii) Na+ Channel is closed (f) Last for very short time (c) Depolarization (iii) Na+ ions are more on (g) k + ions move on outerside outer side of membranes (d) Repolarization (iv) K + ions are more on outer (h) Positive charge of inner side of side of membrane membrane
• In which of the following phyla, while the adult shows radial symmetry, the larva shows bilateral symmetry ?
• For the given statement which option is correct? Statement: (X) Due to green revolution production of crop is more. (Y) Water logging and soil salinity is the outcome of green revolution.