Biology

Structural and functional unit of contractile apparatus in striated muscle

Structural and functional unit of contractile apparatus in striated muscle is called Options (a) cross bridge (b) myofibril (c) Z-band…

Structral lipids of cell membrane are

Structral lipids of cell membrane are Options (a) simple lipid (b) chromolipids (c) steroid (d) phospholipids Correct Answer: phospholipidsExplanation:No explanation…

Storage of enzymes for the digestion of cellular components proteins and carbohydrates

Storage of enzymes for the digestion of cellular components, proteins and carbohydrates is carried out by Options (a) mitochondria (b)…

Stomatal movement is not affected by

Stomatal movement is not affected by Options (a) CO₂ concentration (b) O₂ concentration (c) Light (d) Temperature Correct Answer: O₂…

Stomata open at night in

Stomata open at night in Options (a) hydrophytes (b) succulents (c) mesophytes (d) halophytes Correct Answer: succulentsExplanation:No explanation available. Be…

Stomata in grass leaf are

Stomata in grass leaf are Options (a) Barrel shaped (b) Rectangular (c) Kidney shaped (d) Dumb-bell shaped Correct Answer: Dumb-bell…

Starch and cellulose are the compounds of many units of

Starch and cellulose are the compounds of many units of Options (a) amino acids (b) glycerol (c) simple sugars (d)…

Spindle fibres are found in cytoplasm made up of

Spindle fibres are found in cytoplasm, made up of Options (a) actin (b) tubulin (c) myosin (d) actinomysin Correct Answer:…

Sphygmomanometer measure

Sphygmomanometer measure Options (a) Nerve conduction rate (b) Heart beat rate (c) Blood pressure (d) Pulse rate Correct Answer: Blood…

Sphaerosomes contain

Sphaerosomes contain Options (a) cellulose reserve (b) protein reserve (c) lipid reserve (d) both protein and lipid Correct Answer: lipid…