Biology FSC Part 2 Chapter 16 Online MCQ's Test With Answers

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Biology FSC Part 2 Chapter 16 Online MCQ's Test

Sr. # Questions Answers Choice
1 In plants movement in response to stimulus of touch is called. Phototactie Chemotatic Thigmotopism Nyctinasty
2 The collenchymatous cells are highly lignified and found in the. Hydrotropism Thigmotropism Geotropism Phototropism
3 The internal hydrostatic pressure in plants is. Root Turgor Osmotic Solute
4 The Sclerenchyma has thick secondary walls usually impregnated with. Chitin Pectin sillica Lignin
5 This type of wood is most resistant to decay and insect attack. Heart wood Sap wood Cork Bark
6 In terrestrial plants major mechanical stress is imposed by. Gravity Temperature Wind Soil
7 The sclerenchyma cells found in seed coats and nut shells are the Fibres Vessels Tracheids scleriedes
8 An increase in plant girth due to activity of cascara cambium is called. Primary growth Secondary growth Heart wood Sap wood
9 Angular thickenings in their primary walls are present in. Parenchyma Collenchyma Tracheids Sclernchyma
10 The membrane that bounds vacuole is called. Tonoplast Leucoplat Chromoplast Chloroplast
11 The collenchymas cells have protoplast and usually lack Secondary wall Vacuole Middle Lemelta Primary wall
12 Turgor pressure is generated by high osmotic pressure is plants cell Cytoplasm Vacuole Chloroplast Mitochondria
13 The loss of water due to ex osmosis from plant cells causes plant to. Turgid Wilt Rupfure Seell
14 Bundle caps in sunflower stem, are formed by Sclerenchyma Parenchyma Mesenchyma Collenchyma
15 Myoglobin has a special function in muscle tissue: It breaks down glycogen It is a contractile protein It holds a reserve supply of oxygen in the muscle None of these
16 The sites where nerve impulse is transmitted from the nerve endings to the skeleton muscle cell membranes are the: Neucromuscular junctions Sarcomeres Myofilaments Z discs
17 The funnction of the tubules in muscle contraction is to: Make and store glycogen Release Ca<sup>+2 </sup>into the cell interior and then pick it up again Make the action potential deep into the muscle cells: To hamper the nerve impulse
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