(c) Cells of a tissue have similar structure. Any naive helper T-cell in a lymph node will produce cytokines during an infection. d. Interphase consists of the G 1, S, and, G 2 phases. Identify parts A and B. ? Home » 133. Activated helper T-cells can produce perforin. Identify the cell organelle given below and select the correct statement w.r.t. the given " of Biology Class 12th. [1] 13. (a) All the cells have nucleus. ? It can be seen with the naked eye. 3)The cell membrane forms a barrier that keeps all substances that might harm the cell from entering the cell. They provide mechanical strength to the growing parts of the plant. Because of marked climatic variations, plants growing near the sea shore do not produce annual rings. (b Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards. (1) Cell B lacks vacuoles while cell A has them. Select the correct statement from the following regarding cell membrane[AIPMT(prelims)-2012] (1) Lipids are arranged in a bilayer with polar heads towards the inner part (2) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (3) Na+ and K+ move across the cell membrane by passive transport 5) Pressure from moving fluid in the cochlea stimulates hair like cells. (i) Cells are the basic units of structure in the body of living organisms. \((b)\) Oogonial cells start to proliferate and give rise to functional ova inregular cycles from puberty onwards. (c) Cells of tissue have a similar structure. Identify True/False statements. C) All are bilaterally symmetrical. (1 point) tweezers plucking hairs salad tongs picking up salad a . Identify True/False statements. Identify the correct statement about cells. D.All living things are made of cells and cells come only from pre-existing cells. Correct each false statement to make it true. (c) Both the statements are correct. \((c)\) Sperms released from seminiferous tubules are highly motile. (True/False) (e) Oogenesis takes place in corpus luteum. Identify the correct statements in comparison to the cell doctrine and choose the option. 23. All cells do not possess a nucleus like in RBC. (1) Residue left and clear filtrate in all (2) No residue and clear filtrate in all the test tubes . (True/False) (d) Leydig cells synthesise androgens. Identify the correct statement from the following - A. Question: Identify the correct statement about helper T-cells. B. a) While traversing in a closed loop, if negative pole of cell is encountered first, then the emf is negative b) The product of resistance and current in an arm is taken to be positive if the direction of current is opposite to the direction in which one moves along the closed loop c) Current flowing away from a junction is taken as positive d . Unicellular cells must carry out ___ of life. 23 Identify the correct statement about cells. 13. Collenchymatous cells do not contain chloroplasts. E.All of the choices are correct. Identify the correct statement about cells. As cells differentiate their developmental potential becomes more and more limited Differentiation occurs in a stepwise process from . Q. Au is the reducing agent. (True/False) (c) Leydig cells are found in ovary. Bacteria display a wide diversity of shapes and sizes. In leaves, name the cell organelle and pigment that is responsible for green colour. (a) Androgens are produced by Sertoli cells. Identify the correct statement(s) regarding bulliform cells. Which of the following statements are correct ? All protists are The outer surface of smooth ER lacks ribosomes, whereas the . Is produced by nurse cells in testes and inhibits the secretion of LH 4. (d) Shape of all types of cells is round. An antigen presenting cell can only bind with a naive helper T-cell that has a specific receptor. Among the smallest bacteria are members of the genus . Is produced by granulosa cells in ovary and inhibits the secretion of FSH 2. Identify the correct statement with regard to G 1 phase (Gap I) of interphase [2020] a) Cell is metabolically active, grows but . 600 5. Which statement is developed most directly from the conclusions and is part of the modern cell theory? Correct each false statement to make it true. Inhibin is produced by the granulosa cells of the ovarian follicles and has a negative feedback effect on the secretion of FSH. 12. b. Cl 2 is the oxidizing agent e. More than one statement is not correct. 10.Which statement regarding the functioning of the cell membrane of all organisms is not correct? [1] 14. Science. 38. (b) Cells of an organ have similar structure. b) Size of the organisms depends on the size of cells present in it. Question. (d) The shape of all types of cells is round. Question 22. Class. the given " of Biology Class 12th. Identify the correct statement from the following about discharging of a cell. Read the following statements about cell division and select the correct ones. A scientific law is a description, often in the form of a mathematical formula, of the behaviour of an aspect of nature under certain circumstances. (a) Bulliform cells are found in monocot leaves (b) They help in rolling of leaves in dry weather (c) They are also known as motor cells (d) All of the above Identify the correct statement(s) about the resting membrane potential of a cell. ____ 7. Which of the two statement is true Statement A Statement B ; Neither statement A nor statement B. . A = cell wall and B = cytoplasm. For the following reaction, which statement, A-D, is not correct? d) All prokaryotic cells contain symbiotic eukaryotes. (True/False) (d) Leydig cells synthesise androgens. Little happens during the G 1 and G 2 phases. b. DNA replicates during cytokinesis. ? A) Leech is freshwater while others are marine. C. Vacuoles are not found in plant - 2483113… janaldrincamince01 janaldrincamince01 9 minutes ago Science Elementary School answered 32. (4) Is produced by nurse cells in testes and inhibits the secretion of LH. Misconception question 28 part a identify the correct. NEET Class 12. . (b) Cells of an organ have similar structure. (i) In flowering plants, tracheid and vessels are the main water transporting elements. The direction of current in the cell is from positive to negative terminal B. Terminal potential difference is greater than emf of the cell C. Terminal potential difference is lesser than emf of the cell D. The. Watch complete video answer for "Identify the statements as True/False. Identify the correct statements about ribosomes. A = cell wall and B = nucleus. B. Subject. ____ 8. (i) M phase represents the phase when actual cell division occurs and I phase represents the phase between two successive M phases. ANSWER: Correct Review this structural difference between smooth and rough ER. (True/False) (c) Leydig cells are found in ovary. (b) Cells of an organ have similar structure. Identify the correct statement from the following about discharging of a cell. Select correct statement from the following about animal cells. C Cell X releases mucus into the trachea. Watch complete video answer for "Identify the correct statement w.r.t. A. (ii) The presence of vessels is a characteristic feature of angiosperms. Although it may sound counterintuitive, one of the most direct ways to find out what a gene does is to see what happens to the organism when that gene is missing. The molecules of solutions only move if there is an imbalance of solutes on either side of the membrane 2. below shows a section containing these cells. 0.9 3. (c) Cells of a tissue have similar structure. Identify the correct statement about the organisms spongilla, Leech, Dolphin, and Penguin. Blue green algae is a bacteria which comes under prokaryotes hence statement d) is wrong. The other statements in . e) Both a) and b) are correct. Little happens during the G 1 and G 2 phases. Get FREE solutions to all questions from chapter HUMAN REPRODUCTION . d) The current increases and decreases frequently. (a) All the cells have nucleus (b) Cells of an organ have similar structure (c) Cells of tissue have a similar structure (d) The shape of all types of cells is round. Electrons flow from the copper half-cell to the zinc half-cell. (c) Cells of a tissue have similar structure. Correct each false statement to make it true. Watch complete video answer for "Identify the correct statement w.r.t. 1) A pile of dishes falls to the floor, making a loud crash. (ii) The bodies of all living beings are made up of cells and their products. 1.Which example represents a class 2 lever? The table given below has certain terms and four blank spaces named A, B, C and D. Identify the incorrect statement. Cell X Cell Y Cell Z Which of the following statements about tracheal cells is correct? (a) All the cells have nucleus. d) Few cells are visible through naked eye. Correct each" of Biology Class 12th. (a) All the cells have nucleus. this cell organelle Is a double-membrane bound o Performs photosynthesis Is miniature biochemical factory where food stuffs are completely oxidized to carbon dioxide and water Contains single circular ssDNA molecule with high G=C content Clear Response 24. Identify the correct statement A. Tissue is a group of dissimilar cells. High levels of estrogen trigger the ovulatory surge. The concentration of Cu2+ (aq) increases. All prokaryotic cells contain a plasma membrane, a cell wall and ribosomes scattered in the cytoplasm. . all functions specific functions a single function a few functions 2. (a) All the cells have nucleus (b) Cells of an organ have similar structure (c) Cells of a tissue have similar structure (d) Shape of all types of cells is round Answer. The inhibins are also involved in the control of the production of gametes and . Identify the correct statement about cells. . (a) All the cells have nucleus. Which of the following is a correct statement about the events of the cell cycle? Question 1: Which of the following statements is true concerning the male gamete cell? (3) Is produced by granulose cells in ovary and inhibits the secretion of LH. Misconception Question 28 Part A Identify the correct statement about differences between rough and smooth endoplasmic reticulum (ER). The table given below has certain terms and four blank spaces named A, B, C and D. D. Healing of damaged tissue is because of activity of sclerenchyma cells. \((d)\) Progesterone level is high during the post ovulatory phase of menstrual cycle. (a) Androgens are produced by Sertoli cells. ? a. - Get the answer to this question and access a vast question bank that is tailored for students. (b) Cells of an organ have similar structure. 3. Identify the incorrect statement about evaporation (A) It causes cooling (B) It increase with increase in humidity . C. Sperms released from seminiferous tubules are highly motile. (True/False) (b) Spermatozoa get nutrition from Sertoli cells. (a) Androgens are produced by Sertoli cells. Identify an organelle in cell A that is the site of autotrophic nutrition. Identify True/False statements. B. Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards. Question: Identify all the correct statements about cell differentiation. (b) Cells of an organ have similar structure. (True/False) (b) Spermatozoa get nutrition from Sertoli cells. Identify the correct statement from the following: a. Which statement best describes these cells? (b) Cells of an organ have similar structure. Identify the correct statement regarding collenchymas in plants:- 1. Ultimately, one wishes to determine how genes—and the proteins they encode—function in the intact organism. Identify the correct statement about cells. c. The Mitotic phase is usually the longest phase. (c) Cells of a tissue have similar structure. c. Sperms released from seminiferous tubules are highly motile. ____ 7. Unlike mitosis, meiosis results in the formation of a . (c) A tjssue is a group of similar cells that work together to perform a particular function. An organ consists of similar cells. However, a few species are visible to the unaided eye—for example, Thiomargarita namibiensis is up to half a millimetre long and Epulopiscium fishelsoni reaches 0.7 mm. D) Penguin is homoeothermic while the meaning three is poikilothermic. (d) Shape of all types of cells is round. B.Cells come only from pre-existing cells. High levels of estrogen triggers the ovulatory surge. 4. Identify the correct sentences about the cells a) All living things are made up of cells. Select all that apply. B.cells C.chromosomes D.coelom 2. (a) All the cells have nucleus. It allows for gametes to have motility. (a) All the cells have nucleus. A voltaic cell is constructed from zinc and copper half-cells. Identify True/False statements. B. Identify the correct statement about cells. A is the cell membrane and DNA is located inside . Identify the correct statement from the following: (a) High levels of estrogen triggers the ovulatory' surge (b) Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards. (True/False) (c) Leydig cells are found in ovary. Identify the correct statement on 'inhibin': (1) Inhibits the secretion of LH, FSH and Prolactin (2) Is produced by granulose cells in ovary and inhibits the secretion of FSH (3) Is produced by granulose cells in ovary and inhibits the secretion of LH (4) Is produced by nurse cells in testes and inhibits the secretion of LH The cell organelle involved in forming complex sugars from simple sugars are (1 . A = cell membrane and B = nucleus. One thing that is true about cell differentiation is that some of the proteins found in differentiated cells are found in all cells of a multicellular organism. Identify the correct statement about cells. (c) Cells of a tissue have similar structure. Statement B : ER is absent in the red blood cells of mammals. After many years of studying a great variety of organisms, they drew similar but independent conclusions about their observations. Bacterial cells are about one-tenth the size of eukaryotic cells and are typically 0.5-5.0 micrometres in length. B) Spongilla has special collared cells called choanocytes while it is not found in the other three. Identify the correct statements. (True/False) (b) Spermatozoa get nutrition from Sertoli cells. (True/False) b) Terminal potential difference is greater than emf of the cell. (d) Shape of all types of cells is round. d. Progesterone level is high during the post-ovulatory phase of the menstrual cycle (2) Is produced by granulose cells in ovary and inhibits the secretion of FSH. 2. Q.15) Identify the correct statement Double membrane is present in Nucleus Wood contains the largest amount of cellulose. Which statement is correct about the movement of unicellular organisms and multicellular organisms? 3) The eardrum, or tympanic membrane, vibrates. Read the following statements and select the correct one(s) from the options. Unlike mitosis, meiosis results in the formation of a . Identify the correct statement on 'inhibin' 1. C.Cells must be aggregated. (d) Shape of all types of cells is round. V ERY S HORT A NSWER Q UESTIONS 25. (d) Shape of all types of cells is round. Different type of amino acid RNA, Protein synthesis take place in G1phase but DNA replication does not take place, (Note :- DNA replication occur in S-Phase) . A. c) Cells are of different shapes,size and numbers. Neurons are the only cells that have a charge difference across their membranes. ∙ . (d) Shape of all types of cells is round. C. Grafting is difficult in monocot plants as they have scattered vascular bundles. Select all that apply A Stem cells are highly differentiated cells B Differentiation is characterized by expression of subsets of genes. Click to rate this post! Academia.edu is a platform for academics to share research papers. A.All living things are made of cells. Potassium (K+) and sodium (Na+) gradients are maintained by active transport in a resting mammalian neuron. (b) Primitive root is called coleorhiza. (3) Both cell A and cell B use energy released from ATP. Identify the correct statement from the following. In the 1800s two scientists, Theodor Schwann and Matthias Schleiden, studied different types of organisms. Is produced by granulosa cells in ovary and inhibits the secretion of LH 3. Soln: NEET 2016: Identify the correct statement on 'inhibin' - (A) Is produced by granulose cells in ovary and inhibits the secretion of FSH (B) Is produced (2) DNA would not be found in either cell A or cell B. (b) Statement 1 is correct and Statement 2 is incorrect. Identify the correct statement on 'inhibin' is produced by granulosa cells in ovary and inhibits the secretion of FSH. Choose the statement(s) that describe the cell theory. c. The Mitotic phase is usually the longest phase. B Cells X and Y move mucus and trapped bacteria out of the trachea. c. Au is oxidized. (c) Cells of a tissue have similar structure. (a) All the cells have nucleus. Water flowing from the soil into the xylem of the roots needs to cross plasma membranes. (c) Cells of a tissue have similar structure. Therefore, the correct answer is option D. A scientific theory is a well-tested and consistently verified explanation for a set of observations or phenomena. Get FREE solutions to all questions from chapter CELL:THE UNIT OF LIFE . 2) Sound waves enter the ear canal. (a) All the cells have nucleus. b. If more than one is not correct, respond E. 2Au + 4Cl 2 → 2AuCl 4 -2 a. (1) in 1983 C y c l o s p o r i n e b e c a m e t h e f i r s t immunosuppressive drug licensed for transplant recipient (2) the first successful organ transplant was a kidney transplant performed in 1954 in Botson (3) multiple sclerosis is a progressive disease of the autonomous nervous system . Different tissues have different types of cells because an organ is made of different types of tissues and hence consists of different types of cells. (b) Cells of an organ have similar structure. Which of the following is a correct statement about the events of the cell cycle? (d) Shape of all types of cells is round. c) Terminal potential difference is lesser than emf of the cell. 26. None of listed answers is correct 2. Identify the wrong statement about meiosis A The pairing of homologous chromosomes B Four haploid cells are formed C At the end of meiosis number of chromosomes is reduced to half D Twocycles of DNA replication. Prokaryotes are living organisms that have cells that have no membrane-bound organelles. Please identify the correct (and most complete) answers/additions to the following questions/statements (only one correct answer/addition per question/statement): 1) Which statement is false? 1. a) The direction of current in the cell is from positive to negative terminal. Get FREE solutions to all questions from chapter CELL:THE UNIT OF LIFE . D Cell Z is a goblet cell. Identify the organelle labeled X in cell B. 0.3 Question 19 Identify the correct statement about solutions: 1. It is the largest cell in the body. ____ 8. (True/False) (b) Spermatozoa get nutrition from Sertoli cells. Best Answer. Play this game to review Cell Structure. The table given below has certain terms and four blank spaces named A, B, C and D. (a) Androgens are produced by Sertoli cells. The diagram shows a plant cell. (ii) In the 24 hours average duration of cell cycle of a human cell, cell division proper lasts for only about an hour. (True/False) (c) Leydig cells are found in ovary. Identify the correct statement about cells. d. Interphase consists of the G 1, S, and, G 2 phases. Parts of a . Look at the diagram of an animal cell. 3. 1) chloroplast 2)cell membrane 3) centriole 4) cell wall DNA replication occurs only once in the interphase stage of the cell cycle. (d) Shape of all types of cells is round. Identify the correct statement from the following: \((a)\) High levels of estrogen triggers the ovulatory surge. Which of the following statements about the cell theory is correct? b. Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards. (d) Statement 1 is incorrect and statement 2 is correct. C. Electrons flow through the salt bridge. A = vacuole and B = nucleus. Copy. a. (c) Sperms released from seminiferous tubules are highly motile. Two types of logical reasoning are used in science. Identify the correct statement from the following: (a) High levels of estrogen triggers the ovulatory surge. Which statement is correct when this cell produces electricity? 4) The hammer, anvil, and stirrup amplify the vibrations, transferring them to the oval window. (b) Cells of an organ have similar structure. Correct option is C) The tissue is a group of cells that have a similar structure, function, and from a common origin. They occur in layers below the epidermis of monocotyledonous plants. A. a. b. DNA replicates during cytokinesis. (a) One seeded fruit of paddy is caryopsis. Identify the correct statement A. Tissue is a group of dissimilar cells. (c) Cells of a tissue have similar structure. Correct each false statement to make it true. 4) The cell membrane controls the movement of molecules into and out of the cell. Identify the correct statement about cells. Your answer [1] It contains a large amount of nutrients. The prokaryotic cell is much smaller than the eukaryotic cell and it is less complex. Prokaryotes have 70S ribosomes, while Eukaryotes have 90S ribosomes Prokaryotes and Eukaryotes both have ribosomes Prokaryotes and Eukaryotes have the same kinds and sizes of ribosomes The function of a ribosome is to make protein for the cell Studying mutant organisms that have acquired changes or deletions in their nucleotide sequences is a time-honored . b) All cells arise from other, pre-existing cells c) All eukaryotic cells contain symbiotic prokaryotes. (c) Sperms released from seminiferous tubules are highly motile. (b) Cells of an organ have similar structure. G1Phase is metabolically active stage of cell cycle. A Cells X, Y and Z are all columnar epithelial cells. d. The equation is fully balanced. Identify the correct statement about cells. Wiki User. (a) All the cells have nucleus. a) All living organisms are made up of one or more cells. Question 2: Identify the structure and function of the structure is highl 19. The age of the plant can be determined by its height. Inhibits the secretion of LH, FSH and prolactin Human Reproduction Zoology Practice questions, MCQs, Past Year Questions . 23. </p> [Total: 0 Average: 0] Identify the correct statement about cells. Cells are much thickened at the corners due to the deposition of lignin. ? Answer: (c) Both the statements are correct. Identify the correct statement on 'inhibin': (1) Inhibits the secretion of LH, FSH and Prolactin. Correct option is C) One of two hormones (designated inhibin-A and inhibin-B) secreted by the gonads (by Sertoli cells in the male and the granulosa cells in the female) and that inhibit the production of follicle-stimulating hormone (FSH) by the pituitary gland. Biology. Zinc is more reactive than copper. 12. (True/False) (d) Leydig cells synthesise androgens. The correct answer is E) They lack a plasma membrane. 0.6 4.

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