MCQOPTIONS
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MCQOPTIONS
This section includes 1412 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.
| 751. |
The alimentary canal is a long tube that extends from ______. |
| A. | mouth to stomach |
| B. | stomach to large intestine |
| C. | small intestine to anus |
| D. | mouth to anus |
| Answer» E. | |
| 752. |
The__________ are the primary female sex organs that produce the female gamete (ovum) and several steroid hormones (ovarian hormones). |
| A. | Cervix |
| B. | Uterus |
| C. | Ovaries |
| D. | Clitoris |
| Answer» D. Clitoris | |
| 753. |
Testes are located outside the abdominal cavity in the |
| A. | Urinary bladder |
| B. | Ovary |
| C. | Vagina |
| D. | Scrotum |
| Answer» E. | |
| 754. |
Systems biology is mainly an attempt to |
| A. | Understand the behavior of entire biological systems |
| B. | Speed up the technological application of scientific knowledge |
| C. | Analyze genomes from different species. |
| D. | None of the above |
| Answer» B. Speed up the technological application of scientific knowledge | |
| 755. |
Taenia (Tapeworm), Fasciola (Liver fluke) are examples of which Phylum? |
| A. | Coelenterata |
| B. | Platyhelminthes |
| C. | Annelida |
| D. | Arthropoda |
| Answer» C. Annelida | |
| 756. |
T cell activation requires |
| A. | T cell receptor (TCR) |
| B. | PTK function |
| C. | APC |
| D. | All the above |
| Answer» B. PTK function | |
| 757. |
Syngamy is defined as |
| A. | the fission of one egg |
| B. | the fusion of one of the sperms with the synergid |
| C. | the fission of one sperm |
| D. | the fusion of one of the sperms with the egg |
| Answer» E. | |
| 758. |
Syngamy results information of |
| A. | haploid zygote |
| B. | diploid zygote |
| C. | non-motile male gametes |
| D. | motile male gametes |
| Answer» C. non-motile male gametes | |
| 759. |
Synapsis occurs during |
| A. | Mitosis |
| B. | Meiosis |
| C. | Both A & B |
| D. | None |
| Answer» C. Both A & B | |
| 760. |
Synapse gap is present between which of the following? |
| A. | Two neurons |
| B. | Brain and Spinal Cord |
| C. | Two Kidneys |
| D. | None of these |
| Answer» B. Brain and Spinal Cord | |
| 761. |
Symbiotic Bacteria responsible for the fixation of atmospheric nitrogen are present in |
| A. | peas |
| B. | wheat |
| C. | corn |
| D. | oats |
| Answer» B. wheat | |
| 762. |
Sulphur Dioxide pollution is indicated by an excessive growth of which of the following? |
| A. | Algal Blooms |
| B. | Lichens |
| C. | Bryophytes |
| D. | Protozoa |
| Answer» C. Bryophytes | |
| 763. |
Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum? |
| A. | Coelenterata |
| B. | Platyhelminthes |
| C. | Ctenophora |
| D. | Porifera |
| Answer» E. | |
| 764. |
Sugar is a component of which of the following? |
| A. | Lipids |
| B. | Nucleic acids |
| C. | Carbohydrates |
| D. | Both B & C |
| Answer» D. Both B & C | |
| 765. |
Succus Entericus is secreted by |
| A. | Auerbach's plexus |
| B. | Peyers patches. |
| C. | Brunner's glands |
| D. | Crypts of Lieberkuhn |
| Answer» E. | |
| 766. |
Succus Entericus is the name given to |
| A. | Intestinal juice |
| B. | Appendix |
| C. | A junction b/w ileum and large intestine |
| D. | None of the above |
| Answer» B. Appendix | |
| 767. |
Study of Life in outer space is known as |
| A. | Endobiology |
| B. | Neobiology |
| C. | Exobiology |
| D. | Intrabiology |
| Answer» D. Intrabiology | |
| 768. |
Study of inter relationship between living organism and their environment is called _______ |
| A. | Plant Geography |
| B. | Plant social science |
| C. | Ecology |
| D. | Ecosystem |
| Answer» D. Ecosystem | |
| 769. |
Study Of Cells Is Called |
| A. | Cellogysm |
| B. | Cell biology |
| C. | Cell Organism |
| D. | None |
| Answer» C. Cell Organism | |
| 770. |
Stress is a factor that contributes to heart disease risk. |
| A. | 1 |
| B. | |
| C. | |
| D. | |
| Answer» B. | |
| 771. |
Statement which is true about bacteria ? |
| A. | All bacteria are autotrophs |
| B. | Most of them are heterotrophs but some are autotrophs |
| C. | All bacteria heterophs |
| D. | All bacteria are photosynthetic |
| Answer» C. All bacteria heterophs | |
| 772. |
Steroid hormones exert their action by |
| A. | entering the cell and activating mitichondrial DNA |
| B. | binding cell receptors |
| C. | activating hypothalmic release of regulating hormones |
| D. | entering the nucleus of a cell and initiating or altering the expression of a gene |
| Answer» E. | |
| 773. |
Statement I :_x005F_x000D_ Bioaccumulation is a process of progressive accumulation of heavy metals and pesticides in an organism._x005F_x000D_ Statement II :_x005F_x000D_ Large fishes of the pond are found to have higher concentration of pesticides than planktons of the same pond._x005F_x000D_ |
| A. | Both the statements are individually true and Statement II is the correct explanation of Statement I |
| B. | Both the statements are individually true but Statement II is not the correct explanation of Statement I |
| C. | Statement I is true but Statement II is false |
| D. | Statement I is false but Statement II is true |
| Answer» C. Statement I is true but Statement II is false | |
| 774. |
Sponges belongs to the phylum |
| A. | Protozoa |
| B. | Annelida |
| C. | Porifera |
| D. | Cnidaria |
| Answer» D. Cnidaria | |
| 775. |
Statement I :_x005F_x000D_ A person may suffer from tuberculosis if she/he frequently visits crowded place._x005F_x000D_ Statement II :_x005F_x000D_ Bacteria of tuberculosis spread through droplets by sneezing or coughing._x005F_x000D_ |
| A. | Both the statements are individually true and Statement II is the correct explanation of Statement I |
| B. | Both the statements are individually true but Statement II is not the correct explanation of Statement I |
| C. | Statement I is true but Statement II is false |
| D. | Statement I is false but Statement II is true |
| Answer» E. | |
| 776. |
Sponges are most accurately described as |
| A. | marine predators |
| B. | chemoautrophs |
| C. | filter feeders |
| D. | freshwater scavengers |
| Answer» D. freshwater scavengers | |
| 777. |
Spongy, porous bone tissue is also called |
| A. | Compact bone |
| B. | Bone fissure |
| C. | Yellow bone marrow |
| D. | Cancellous bone |
| Answer» E. | |
| 778. |
Spiders belong to which class of animals? |
| A. | Arachnids |
| B. | Aves |
| C. | Gastropods |
| D. | Anthozoa |
| Answer» B. Aves | |
| 779. |
Spiders belong to the phylum |
| A. | Mollusca |
| B. | Annelida |
| C. | Cnidaria |
| D. | Arthropoda |
| Answer» E. | |
| 780. |
Spices detoriate after prolonged boiling |
| A. | The essential oils in the spices easily evaporate |
| B. | Spices are put in the pickels to add to the flavour |
| C. | Both A and B |
| D. | None |
| Answer» B. Spices are put in the pickels to add to the flavour | |
| 781. |
Sphygmomanometer measures the blood pressure in the |
| A. | Veins |
| B. | Arteries |
| C. | Eyes |
| D. | Synovial |
| Answer» C. Eyes | |
| 782. |
Source of infection in diseases like Tuberculosis, Mumps and Whooping cough is |
| A. | Direct contact |
| B. | Droplets of saliva |
| C. | Carrier organism |
| D. | A vector |
| Answer» C. Carrier organism | |
| 783. |
Sort each description by the type of RNA it describes?_x005F_x000D_ a) contains an anticodonb) specifies the amino acid squence for a proteinc) contains exonsd) has amino acids covalently attachede) is a component of ribosomesf) is the most abundant form of RNA |
| A. | a, b, d - tRNA, c - mRNA, e, f - rRNA |
| B. | a, c - tRNA, b, d - mRNA, e, f - rRNA |
| C. | a, e, f - rRNA, b - mRNA, c, d - tRNA |
| D. | None of the above |
| Answer» B. a, c - tRNA, b, d - mRNA, e, f - rRNA | |
| 784. |
Some species of which of the below kinds of organisms are employed as biopesticides?_x005F_x000D_ 1.Bacteria      2. Fungi    3. Flowering plants |
| A. | 1 only |
| B. | 2 and 3 only |
| C. | 1 and 3 only |
| D. | 1, 2 and 3 |
| Answer» B. 2 and 3 only | |
| 785. |
Some roots, called _________________, arise from an organ other than the radicle. |
| A. | tap roots |
| B. | stilt roots |
| C. | fibrous roots |
| D. | adventitious roots |
| Answer» E. | |
| 786. |
Some of the energy derived from the food we eat is stored in the form of |
| A. | Amino acids |
| B. | Pyruvic acid |
| C. | Glucose |
| D. | Glycogen |
| Answer» E. | |
| 787. |
Some niacin is formed in the body from |
| A. | Liver |
| B. | Skin |
| C. | Appendix |
| D. | None of the above |
| Answer» B. Skin | |
| 788. |
Some amount of plasma, proteins and blood cells escape through the pores present in the walls of capillaries into the intercellular spaces in the tissue and form ______._x005F_x000D_ |
| A. | heparin |
| B. | lymph |
| C. | platelet_x005F_x000D_ |
| D. | protein |
| Answer» C. platelet_x005F_x000D_ | |
| 789. |
Snails belong to Phylum:_x005F_x000D_ |
| A. | Echinodermata |
| B. | Mollusca |
| C. | Arthropoda |
| D. | Chordata |
| Answer» C. Arthropoda | |
| 790. |
Smallest bone of human body is _________ |
| A. | Nails |
| B. | Fibula |
| C. | Bone of nose |
| D. | Stapes |
| Answer» E. | |
| 791. |
Slow oxidative muscle fibers are best suited for |
| A. | Hitting football |
| B. | Heavy workout in the gym |
| C. | Running a marathon |
| D. | None of the above |
| Answer» D. None of the above | |
| 792. |
Smallest cell in human body is |
| A. | Ovum |
| B. | Nerve cell |
| C. | Sperm |
| D. | None of the above |
| Answer» D. None of the above | |
| 793. |
Slow-growing large coloured patches on the bark of trees are the examples of symbiotic life forms called ______._x005F_x000D_ |
| A. | Aphids |
| B. | Egrets |
| C. | Shrimps |
| D. | Lichens |
| Answer» E. | |
| 794. |
Sleeping sickness in man is caused by the organism |
| A. | plasmodium |
| B. | entamoeba |
| C. | giardia |
| D. | trypanosoma |
| Answer» E. | |
| 795. |
Skin is an example of what type of tissue? |
| A. | epithelial |
| B. | connective |
| C. | nervous |
| D. | All of the above |
| Answer» B. connective | |
| 796. |
Sleeping sickness in main is caused by the organism |
| A. | Plasmodium |
| B. | entamoeba |
| C. | giardia |
| D. | trypanosoma |
| Answer» E. | |
| 797. |
Sleep apnea is related to ___ while sleeping. |
| A. | Walking |
| B. | Talking |
| C. | Snoring |
| D. | Smiling |
| Answer» D. Smiling | |
| 798. |
Silviculture is the branch of botany in which we study about |
| A. | Culture of algae |
| B. | Development of forest |
| C. | Culture of fungi |
| D. | Silciphida plant |
| Answer» C. Culture of fungi | |
| 799. |
Sexual reproduction in Algae that takes place through fusion of two similar size gametes is called? |
| A. | Zoospores |
| B. | Anisogamous |
| C. | Isogamous |
| D. | Oogamous |
| Answer» D. Oogamous | |
| 800. |
Shedding of leaves and fruits is due to the presence of hormone named |
| A. | Indole - acetic acid |
| B. | Naphthalene acetic acid |
| C. | Gibberellins |
| D. | Abscisic acid |
| Answer» E. | |