Total Number of Question/s - 6057

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  • 1. The Living World - Quiz


    1. Select the incorrect statements 
    A.. Lower the taxon , more are the characteristics that the members within the taxon share 
    B. Order is the assemblage of genera which exhibit a few similar characters 
    C. Cat and dog are included in the same family Felidae 
    D. Binomial nomenclature was introduced by Carolus Linnaeus
    a) A, B and C
    b) B, C and D
    c) A and D
    d) C and D
    e) B and C

    2. The species becomes extinct most easily by:
    a) urbanisation
    b) heavy rains
    c) deforestation
    d) sliding of hills

  • 2. Biological Classification - Quiz


    1. Which of the following kingdoms includes unicellular eukaryotes?
    a) monera
    b) fungi
    c) protista
    d) plantae

    2. The system of classification which employs numerical method to evaluate the similarities and differences between the species is known as:
    a) bio-systematics
    b) cyto-taxonomy
    c) phenetics
    d) chemotaxonomy

  • 3. Plant Kingdom - Quiz


    1. The plant part which consists of two generations one within the other is:
    a) germinating pollen grains
    b) embryo
    c) unfertilized egg
    d) seed

    2. Male gametophyte with least number of cells is present in
    a) Lilium
    b) Pinus
    c) Pteris
    d) Funaria

  • 4. Animal Kingdom - Quiz


    1. The animal which does not show any metamorphosis of larva stage is
    a) Pheretima posthuma
    b) Asterial
    c) Musca domestica
    d) Butterfly

    2. Which of the following statements are true/false?
    1. In Torpedo, the electric organs are capable of generating strong electric current to paralyze prey
    Bony fishes use pectoral, pelvic, dorsal, anal and caudal fins in swimming
    3. Amphibian skin is moist and has thick scales
    4. Birds are poikilothermic animals
    5. Most unique mammalian characteristic is the presence of milk-producing mammary glands
    a) 1, 2 and 3 are true ; 4 and 5 are false
    b) 1, 2 and 5 are true ; 3 and 4 are false
    c) 1, 4 and 5 are true ; 2 and 3 are false
    d) 1, 2 and 4 are true; 3 and 5 are false

  • 5. Morphology of Flowering Plants - Quiz


    1. Hair present on the cob of coen are
    a) Seed hairs
    b) Modified hairs of bracts
    c) style
    d) Stigmas and style

    2. In china rose the flowers are
    a) Zygomorphic,epigynous with twisted aestivation
    b) Actinomorphic,hypogynous with twisted aestivation
    c) actinomorphic,epigynous with valvate aestivation
    d) Zygomorphic,hypogynous with imbricate aestivation

  • 6. Anatomy of Flowering Plants - Quiz


    1. Function of companion cells is
    a) Loading of sucrose into sieve elements by passive transport
    b) Loading of sucrose into sieve elements
    c) Providing energy to sieve elements for avtive transport
    d) Providing water to phloem

    2. In ______ type of bundles, in between xylem and phloem interafascicular cambium is present.
    a) closed
    b) semi-open
    c) semi-closed
    d) open

  • 7. Structural Organisation in Animals - Quiz


    1. Invertebral discs are made of:
    a) hyaline cartilage
    b) calcified cartilage
    c) fibro-cartilage
    d) elastic cartilage

    2. Earthworms are germaphrodites and reproduce primarily by:
    a) self-fertilisation
    b) cross-fertilisation
    c) asexually
    d) all of these

  • 8. Cell : The Unit of Life - Quiz


    1. Which of these is wrongly matched:
    a) chloroplasts - chlorophyll
    b) elaioplasts - starch
    c) chromoplasts - caretenoids
    d) amyloplast - carbohydratees

    2. Which of the following statements is/are not true
    A.Glycerol is a 3 carbon alcohol with 3 OH groups that serve as binding sites
    B. Waxes are esters formed between a long chain alcohol and saturated fatty acids
    C. The term protein was coined by Gerardus Johannes Mulder
    D. Agar is an indispensable polysaccharide and it is a complex polymer of glucose and sulphur-containing carbohydrates
    a) (A) and (C) only
    b) (A) and (D) only
    c) (A), (B) and (D) only
    d) (A), (C) and (D) only
    e) (D) only

  • 9. Biomolecules - Quiz


    1. Waxes are long chain compounds belonging to class of esters.
    a) True
    b) False

    2. The enzyme which break down proteins into amino acid molecules are called as _____
    a) amylase
    b) hypases
    c) lipases
    d) proteases

  • 10. Cell Cycle and Cell Division - Quiz


    1. The protein for spindle fibre is
    a) Myosin
    b) Actin
    c) Troponin
    d) Myoglobin

    2. During cell division, sometimes there will be failure of separation of sister chromatids. This event is called
    a) Interference
    b) Complementation
    c) Coincidence
    d) Non-disjunction

  • 11. Transport in Plants - Quiz


    1. The chief role of transpiration in plants is to cause
    a) Loss of surplus water
    b) Cooling of the plant
    c) Rapid ascent of sap
    d) Rapid rise of minerals

    2. In soil, water available for plants is
    a) Capillary water
    b) Hygroscopic water
    c) Gravitational water
    d) Chemically bound water

  • 12. Mineral Nutrition - Quiz


    1. Which one of the following nutrient serves as micro elements for plant growth
    a) Manganese,copper,calcium,zinc
    b) Sodium,potassium,boron,chlorine
    c) Sodium,nickel,chlorine,copper
    d) Copper,molybdenum,zinc,nickel

    2. Deficiency symptoms of nitrogen and potassium are visible first in
    a) Roots
    b) Buds
    c) Senescent leaves
    d) Young leaves

  • 13. Photosynthesis in Higher Plants - Quiz


    1. The cource of O2 liberated in photosynthesis in green plants is
    a) Photosynthetic enzyme
    b) Carbohydrate present in leaf
    c) Water
    d) Carbon dioxide

    2. Two pigment system theory of photosnthesis was proposed by or Concept of evidence for exitence of two photosystems in photosynthesis was given by
    a) Hill
    b) Blackman
    c) Emerson
    d) Arnon

  • 14. Respiration in Plants - Quiz


    1. Which of the following minerals activate the enzymes involved in respiration
    a) Nitrogen and phosphorus
    b) Magnesium and manganese
    c) Sulphur and iron
    d) Copper and boron

    2. Which is common in respiration and photosynthesis
    a) Oxidation
    b) Phytochrome
    c) Cytochrome
    d) Photosystem

  • 15. Plant Growth and Development - Quiz


    1. Apical dominance in plant is caused by
    a) High concentration of auxins in the terminal bud
    b) High concentration of gibberellins in the apical bud
    c) High concentration of auxins in the laterd bud
    d) Absence of auxis and gibberellins in the apical bud

    2. Auxins are abundantly produced in
    a) Root
    b) Meristematic region of the root
    c) Shoot
    d) Meristematic region of shoot

  • 16. Digestion and Absorption - Quiz


    1. Which of the following digestive juices have the minimum pH
    a) Bile
    b) Saliva
    c) Gastric juice
    d) Pancreatic juice

    2. Emulsification of fats is brought about by
    a) Bile pigments
    b) Bile salts
    c) Pancreatic juice
    d) HCI

  • 17. Breathing and Exchange of Gases - Quiz


    1. A large proportion of oxygen is left unused the human blood even after its uptakes by the body tissue. This O2
    a) Helps in releasing more O2 to the epithelium tissue
    b) Acts as a reserve during muscular exercise
    c) Raises the pCO2 of blood to 75 mm of Hg
    d) Is enough to keep oxyhaemoglobin saturation at 96%

    2. The area of inner surface of bronchiole is
    a) 1 m2
    b) 10 m2
    c) 100 M2
    d) 1000 m2

  • 18. Body Fluids and Circulation - Quiz


    1. Blocking of arteries of fats and calcium is called
    a) Arterosclerosis
    b) Atherosclerosis
    c) Emphysema
    d) Heart syndrome

    2. The atrio-ventricular valves of the heart is prevented from turning inside out by tough strands of connective tissue is called as
    a) Tendinous cords
    b) Triscuspid
    c) Pocket valve
    d) Mitral valve

  • 19. Excretory Products and their Elimination - Quiz


    1. All Bowman capsules of the kidney are found in
    a) Cortex
    b) Medulla
    c) Pelvis
    d) None of these

    2. The principle nitrogenous nitrogeneous excretory compound in humans is synthesised
    a) In the liver, but eliminated mostly through kidneys
    b) In kidneys but eliminated mostly through liver
    c) In kidneys as well as eliminated by kidneys
    d) In liver and also eliminated by the same through bile

  • 20. Locomotion and Movement - Quiz


    1. Intercostal muscles are found in
    a) Fingers
    b) Thoracic ribs
    c) Femur
    d) Radius-ulna

    2. The number of vertebrae present in cervical, thoracic, lumbar, sacral and coccyx regions respectively are
    a) 12, 7, 5, 1, 1
    b) 1, 7 ,5 , 12, 1
    c) 7, 5, 1, 12, 1
    d) 7, 12, 5, 1, 1

  • 21. Neural Control and Coordination - Quiz


    1. The black pigment in the eye which reduces the internal reflection is located in
    a) Retina
    b) Iris
    c) Scelerotic
    d) Cornea

    2. Preparation of the type of stimulus depends on the
    a) Strength of the nerve impulse
    b) Specificity of connection to receptor organs
    c) Rate of the nerve impulse
    d) Ionic changes moving in and out of the nerve

  • 22. Chemical Coordination and Integration - Quiz


    1. Hypothyroidism in adults and hyperparathyrodism will respectively lead to
    a) Myxoderma and Cretinism
    b) Grave's disease and Hashimotos disese
    c) Myxoedema and Osteitis fibrosa cystica
    d) Addision's disease and Cretinism
    e) Cretinism and Osteitis fibrosa cystica

    2. An organ X has a large blood supply. It produces a hormone lack of which causes a disease called as cretenism. The cause is
    Cretinsim is due to
    a) Excess growth hormone
    b) Absence of insulin
    c) Excess adrenalin
    d) Hyposecretion of thyroid in childhood (Thyroxin)

  • 23. Monera (Prokaryotes) - Quiz


    1. Bacteria commonly reproduce vegetatively by 
    Which one of the following processes results in the formation of clone of bacteria
    a) Binary fission
    b) Budding
    c) Conjugation
    d) Oidia

    2. Nitrifying bacteria , Nitrosomonas and Nitrobactor
    a) Convert (Oxidise) ammonia or ammonium compounds into nitrates
    b) Convert nitrate into nitrogen
    c) Convert nitrogen into nitrates
    d) Convert carbon dioxide into carbohydrates

  • 24. Protista (Unicellullar Eukaryotes) - Quiz


    1. Which of the following are the characters of dinoflagellates 
    A. Planktonic golden yellow algae with soap box like structure 
    B. Marine red biflagellated protista  
    C. Appear yellow ,green,brown, blue and red in colour 
    D. Biflagellated organisms with pellicle 
    E. Saprophytic (or) Parasitic unicellular forms
    a) A, B and C only
    b) B, D and E only
    c) B and C only
    d) B and E only
    e) C, D and E only

    2. Which one is correct pairing
    a) Hydra-Anthozoa
    b) Paramecium-Arachnida
    c) Plasmodium-Sporozoa
    d) Amoeba-Ciliata

  • 25. Viruses - Quiz


    1. Quartan malaria is due to
    a) Plasmodium falciparum
    b) P.vivax
    c) P.ovale
    d) P.malariae

    2. Viroids have
    a) Double stranded RNA enclosed by protein coat
    b) Double stranded DNA enclosed by protein coat
    c) Single stranded DNA not enclosed by protein coat
    d) Single stranded RNA not enclosed by protein coat

  • 26. Animal Tissues - Quiz


    1. Read the statements regarding muscle proteins 
    (A). Actin is a thin filament and is made up of two F-actins 
    (B). The complex protein, tropmyosin is distributed at regular intervals on the troponin 
    ( C ). Myosin is a thick filament which is also a polymerized protein 
    (D). The globular head of meromyosin consists of light meromyosin (LMM)
    Of the above statements
    a) (A), (B) and ( C ) are correct
    b) (A), (B) and (D) are correct
    c) (A) and ( C ) are correct
    d) (B) and (D) are correct
    e) (B), ( C ) and (D) are correct

    2. "Graveyard of RBCs" is
    a) Liver
    b) Spleen
    c) Kidney
    d) All the above

  • 27. Morphology in Animals - Quiz


    1. In frog the urinary bladder is
    a) Absent
    b) Paired
    c) Bilobed
    d) None of these

    2. During hibernation, frog respires with
    a) Lung only
    b) Moist skin only
    c) Buccal cavity only
    d) External gills and lungs

  • 28. Fungi (Multicellular Decomposers) - Quiz


    1. An example of endomycorrhiza is
    a) Nostoc
    b) Glomus
    c) Agaricus
    d) Rhizobium

    2. Mycorrhiza is a relationship of roots of Pinus and
    a) Fungus
    b) Alga
    c) Bacteria
    d) Ants