Guinness MCQs for Khuddam-ul-Hujjaj/ Nazims

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10583 Questions

1341

Intrinsic factor is secreted by:

A. Pancreas B. Liver C. Stomach D. Duodenum

1342

Translocation of organic solutes in plants takes place through:

A. Companion cell B. Fibres C. Sieve tubes D. Vessels

1343

Urine leaves the kidney through a duct called:

A. Urethra B. Pelvis C. Ureter D. Nephron

1344

Which of the following occurs in the body in response to the secretion of glucagon?

A. Conversion of glucose to glycogen in liver cells B. Decrease in blood glucose concentration C. Increased uptake of glucose by muscle cells D. Production of cyclic AMP in target cells

1345

The uptake of sodium in the ascending limb of loop of Henle is controlled by:

A. Aldosterone B. ADH C. Glucosterone D. Thyroxin

1346

Chief material present in the cell walls of plants, fungal and prokaryotic cells are:

A. Proteins B. Lipids C. Polysaccharides D. Phospholipids

1347

Which type of leucoplasts store lipids?

A. Amyloplast B. Elaioplast C. Proteinoplast D. Etioplast

1348

Cholesterol molecules in plasma membrane are present in ______:

A. Outer membrane of phospholipid B. Inner membrane of phospholipid C. Both layers of phospholipid D. Between bilayers of phospholipid

1349

Fibers of extracellular matrix are attached to ______ in plasma membrane:

A. Phospholipids B. Carbohydrates C. Glycolipids D. Proteins

1350

_____ organelles involve in the synthesis of plant cell wall:

A. Endoplasmic reticulum B. Golgi complex C. Lysosomes D. Peroxiosomes

1351

Select the pair of organs which contains a large number of mitochondria:

A. Stomach & Liver B. Muscle & Stomach C. Heart & Liver D. Liver & Muscle

1352

Which of the following cells does not have nucleus?

A. Muscle cell B. Nerve cell C. White Blood cell D. Red Blood cell

1353

Lecithin is formed by combining phosphatidic acid with ______:

A. Serine B. Choline C. Inositol D. Ethanolamine

1354

NAD is an example of ______:

A. Mononucleotide B. Dinucleotide C. Tri nucleotide D. Tetra nucleotide

1355

Cyanides are potent poisons of living organism and can kill by inhibiting ______ essential for cellular respiration:

A. Cytochrome oxidases B. Dehydrogenases C. Nucleases D. Hydrolases

1356

During feedback inhibition, which of the following structural part of enzyme is involved?

A. Active site B. Binding site C. Catalytic site D. Allosteric site

1357

Which of the following enzymes does NOT need a co-factor?

A. Hexokinase B. Pepsin C. Alcohol Dehydrogenase D. Carbonic anhydrase

1358

If another molecule, having a shape very similar to the enzyme's substrate, binds to its active site, it would then ______ the enzyme's function:

A. Fasten B. Inhibit C. Reverse D. Decrease

1359

Myofibrils within the muscle fibres contain thick and thin filaments made up of ______ and ______ respectively:

A. Myosin and Actin B. Globulin and Albumin C. Fibrin and Fibrinogen D. Troponin and Tropomyosin

1360

Vertebrae of the neck are called:

A. Coccygeal vertebrae B. Cervical vertebrae C. Sacral vertebrae D. Lumbar vertebrae

Guinness World Records (General Knowledge Focus) MCQs with Answers & Explanations (Page 68)

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