Guinness MCQs for Khuddam-ul-Hujjaj/ Nazims

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10583 Questions

2741

First stable compound during calvin cycle is ?

A. 3-phosphoglycerate B. Glyceraldehyde 3-phosphate C. 1,3 bisphosphoglycerate D. Ribulose biphosphate

2742

What is the function of ribulose?

A. Intermediate in photosynthesis B. Respiratory fuel C. Component of DNA and RNA D. Intermediate in cellular respiration

2743

Which of the following processes does not need pyruvic acid as a substrate?

A. Alcohol fermentation B. Calvin cycle C. Aerobic respiration D. Lactic acid fermentation

2744

Which of the following is a copper containing protein in electron transport chain?

A. Plastoquinone B. Cytochrome-C C. Plastocyanin D. Ferredoxin

2745

Phenotype is ?

A. The genetic complement i.e. the genes in an individual for a particular trait B. Partner of gene pair C. The form of appearance of a trait D. The position of a gene on the chromosome

2746

In complete dominance?

A. Different alleles of a gene are both expressed in heterozygous condition B. One allele (R) is completely dominant over the other (r) and the presence of recessive allele is functionally hidden; the heterozygote (Rr) has the same phenotype as (RR) homozygote C. The phenotype of the heterozygote is intermediate between phenotypes of the homozygotes D. Gene mutation may produce many different alleles of a gene

2747

The cells in our body are all genetically identical apart from the:

A. Somatic cells B. Reproductive cells C. Muscle fibers D. White blood cells

2748

Transcription is the process in which an RNA copy of the DNA sequence coding the gene is produced with help of an enzyme called ?

A. DNA polymerase B. RNA polymerase C. DNA transcriptase D. RNA transcriptase

2749

The particular array of chromosomes that an individual possesses is called its ?

A. Genotype B. Phenotype C. Karyotype D. Allele

2750

At what phase the DNA content of a cell is doubled?

A. Prophase B. Interphase C. Anaphase D. Telophase

2751

Which statement correctly describes transcription of DNA?

A. It produces amino acids B. It produces messenger RNA C. It results in increased DNA synthesis D. It is a semi conservative process

2752

What is the effect of DNA ligase?

A. DNA is broken up at specific sites B. DNA fragments are joined together C. DNA replication occurs D. DNA transcription occurs

2753

The end product of glycolysis in aerobic respiration is?

A. Ethanol and carbon dioxide B. Lactate C. Pyruvate D. Acetyl CoA

2754

The complete, mature and infectious virus particle is known as?

A. Venom B. Genome C. Virion D. Capsid

2755

Select a method which causes the oxidation of constituent of a bacterial cell?

A. Steam B. Filtration C. Dry heat D. Radiation

2756

Red algae do not contribute towards ?

A. Making coral reefs B. Forming limestone deposits C. Making fertilizers D. Forming chalk deposits

2757

Photophosphorylation takes place in the ___ of the chloroplasts ?

A. Stroma B. Granum C. Inner membrane D. Outer membrane

2758

Select a not amniote from the following ?

A. Snake B. Frog C. Parrot D. Crocodile

2759

In roots the apoplast pathway of water is disrupted when water reaches?

A. Plasmodesmata B. Cortex C. Endodermis D. Pith

2760

Antibodies are manufactured in ?

A. T lymphocytes B. Red blood cells C. Platelets D. B Lymphocytes

Guinness World Records (General Knowledge Focus) MCQs with Answers & Explanations (Page 138)

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