Download NEET-UG 2013 Answer Key (Code - X) - Bansal Classes

Q.127 The H-zone in the skeletal muscle fibre is dueto :(1) the central gap between myosin filamentsin theA-band.(2) the central gap between actin filamentsextending through myosin filaments in theA-band.(3) extension of myosin filaments in the centralportion of the A - band.(4) the absence of myofibrils in the centralportion of A- band.Ans. 2Q.128 Meiosis takes place in :(1) Conidia (2) Gemmule(2) Megaspore (4) MeiocyteAns. 4Q.129 A diagram showing axon terminal and synapseis given. Identify correctly at least two of A-D.(1) B - Synaptic connectionD-K +(2) A - NeurotransmitterB - Synaptic cleft(3) C - NeurotransmitterD - Ca ++(4) A-ReceptorC - Synaptic vesiclesAns. 4Q.130 Which one of the following is not a correctstatement?(1) Botanical gardens have collection of livingplants for reference.(2) A museum has collection of photographsof plants and animals.(3) Key is a taxonomic aid for identificationof specimens.(4) Herbarium houses dried, pressed andpreserved plant specimens.Ans. 2Q.131 Global warming can be controlled by :(1) Reducing reforestation, increasing the useof fossil fuel.(2) Increasing deforestation, slowing down thegrowth of human population(3) Increasing deforestation, reducing efficiencyof energy usage.(4) Reducing deforestation, cutting down useof fossil fuel.Ans. 4Q.132 The three boxes in this diagram represent thethree major biosynthetic pathways in aerobicrespiration. Arrows represent net reactants orproducts.1Glucose Pathway A 2 Pathway B49 10 67Pathway C 11Arrows numbered 4, 8 and 12 can- all be :(1) ATP(2) H 2 O(3) FAD + or FADH 2(4) NADHAns. 13812