Total Number of Question/s - 6057

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  • 1. The Living World - Quiz


    1. First earth summit was held at _________ and aimed at ___________
    a) London; conservation of wildlife
    b) washington; conservation of water
    c) rio-de-janerio; conservation of enviornment
    d) none of these

    2. Who proposed the Binomial Nomenclature system
    a) Whittaker
    b) Mendel
    c) Carl Linnaeus
    d) Tippo

  • 2. Biological Classification - Quiz


    1. Trichonderma is an example of which of the follwing?
    a) phycomcycetes
    b) zymoycetes
    c) deuteromycetes
    d) basidiomycetes

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

  • 3. Plant Kingdom - Quiz


    1. The heterosporous pteridophyte belonging to the class lycopsida is:
    a) selaginella
    b) psilotum
    c) equisetum
    d) pteris

    2. Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given
    A. In chlorophyceae the stored food material is starch and the major pigments are chlorophll-a and d
    B. In phaeophyceae,laminarin is the stored food and major pigments are chlorophyll-a and d 
    C. In rhodophyceae,floridean starch is the stored food and the major pigments are chorophyll-a, d and phycoerythrin
    a) A is correct, but B and C are wrong
    b) A and B are correct , but C is wrong
    c) A and C are correct ,but B is wrong
    d) B is correct , but A and C are wrong
    e) C is correct , but A and B are wrong

  • 4. Animal Kingdom - Quiz


    1. Testes/gonads are formed in Hydra from
    a) Interstitial cells
    b) Epithelio-muscular cells
    c) Nerve cells
    d) All the above

    2. Which of the followin statements is/are not true?
    1. In Urochordata, notochord is present only in larval tail
    2. In Cephalochordata, notochord extends from head to tail region
    3. Branchiostoma belongs to Hemichordata
    4. Only one class of living members, class Cyclostomata represents the agnathans
    a) 1 , 2 and 4 only
    b) 3 , 4 and 1 only
    c) 3 only
    d) 1 and 4 only

  • 5. Morphology of Flowering Plants - Quiz


    1. The fleshy fruits with hard and stony endocarp are called
    a) Drupe
    b) Berry
    c) Pepo
    d) Pome

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

  • 6. Anatomy of Flowering Plants - Quiz


    1. Pith is small or absent in ______ roots.
    a) monocot
    b) dicot
    c) both 
    d) none of these

    2. Which one of the following statements pertaining to plant structure is correct?
    a) cork lacks stomata, but lenticels carry out transpiration
    b) passage cells help in transfer of food form cortex to phloem
    c) sieve tube elements posses cytoplasm but no nuclei
    d) the shoot apical meristem has a quiescent centre

  • 7. Structural Organisation in Animals - Quiz


    1. The outer of cartilage is called :
    a) peritoneum
    b) peristeum
    c) endosteum
    d) perichondrium

    2. Earthworms have no skeleton but during burrowing, the anteriour end becomes turgid and acts as a hydraulic skeleton. It is due to:
    a) gut peristalsis
    b) setae
    c) coelomic fluid
    d) blood

  • 8. Cell : The Unit of Life - Quiz


    1. The mineral present in the cell wall is:
    a) Na
    b) Ca
    c) K
    d) Mg

    2. The type of cell jumction which facilitates cell to cell communification is:
    a) tight junction
    b) adhering junction
    c) gap junctions
    d) desmosomes

  • 9. Biomolecules - Quiz


    1. RNA and ATP contains
    a) Hexose sugar
    b) Deoxyribose sugar
    c) Dextrose sugar
    d) Ribose sugar

    2. As compared to carbohydrates, the amount of oxygen is high in lipids.
    a) True
    b) False

  • 10. Cell Cycle and Cell Division - Quiz


    1. Regarding the sequence of cell cycle which one is correct
    a) G1, G2, S and M
    b) S, G1, G2 and M
    c) G1, S, G2 and M
    d) G2, S, G1 and M

    2. How many meiotic divisions will be necessary to produce two hunderd pollen grains
    a) 50
    b) 100
    c) 199
    d) 150

  • 11. Transport in Plants - Quiz


    1. The amount of water held by the soil after drainage is known as
    a) Mineral water
    b) Soil water
    c) Field capacity
    d) Gravitational capacity

    2. Meaningful girdling (Ringing) experiments cannot be done on sugarcane because
    a) Phloem is present inside the xylem
    b) It can not tolerate the injury
    c) Vascular bundles are scatting
    d) Plants are very delicate

  • 12. Mineral Nutrition - Quiz


    1. The transfer of minerals from top soil to sub soil through soil water is called
    a) Transpiration
    b) Conduction
    c) Percolation
    d) Leaching

    2. Which one of the folllowing is an amide involved in nitrogen assimilation by plants
    a) Glutamate
    b) Alanine
    c) Asparagine
    d) Serine
    e) Glycine

  • 13. Photosynthesis in Higher Plants - Quiz


    1. Consider the following statements with respect to photosynthesis
    A. The first carbon dioxide acceptor in C4 cycle is PGA
    B. In C3 plants, the first stable product of photosynthesis during dark reaction is RuBP
    C. Cyclic photophosphorylation results in the formation of ATP
    D. Oxygen which is liberated during photosynthesis comes from water
    Of the above statements
    a) A and B alone are correct
    b) A and C alone are correct
    c) C and D alone are correct
    d) B and C alone are correct
    e) B and D alone are correct

    2. NADP is converted into NADPH2 in
    a) Photosystem-I
    b) Non-cyclic photophosphorylation
    c) Calvin cycle
    d) Photosystem-II

  • 14. Respiration in Plants - Quiz


    1. An ATP molecule is structurally most similar to a molecule of
    a) RNA molecule
    b) DNA molecule
    c) Amino acid
    d) Fatty acid

    2. Choose the correct combination of labelling the molecules involved in the pathway of anaerobic respiration in yeast ,

    a) A - Ethanol B- CO2 C- Acetaldehyde
    b) A - CO2 B- Ethanol C- Acetaldehyde
    c) A - CO2 B - Acetaldehyde C - Ethanol
    d) A - Acetaldehyde B - CO2 C - Ethanol
    e) A - Ethanol B - Acetaldehyde C - CO2

  • 15. Plant Growth and Development - Quiz


    1. Plant growth in length is nicreased by
    a) Apical meristem
    b) Lateral meristem
    c) Dermatogen
    d) Periblem

    2. Dendrochronology is
    a) Secondary growth
    b) Apical growth
    c) Seasonal variation
    d) Determination of age of treee

  • 16. Digestion and Absorption - Quiz


    1. Two friends are eating on a dining table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of
    a) Tongue
    b) Epiglottis
    c) Diaphragm
    d) Neck

    2. Milk protein is acted upon by a gastric enzyme 
    Which one of the following enzyme carries on the initial step in the digestion of milk in humans
    a) Casein
    b) Rennin
    c) Pepsin
    d) Caseinogen

  • 17. Breathing and Exchange of Gases - Quiz


    1. The largest quantity of air that can be expired after a maximum inspiratory effort is
    a) Residual volume
    b) Tidal volume
    c) Vital capacity of lung
    d) Lung volume

    2. The amount of O2 transported in a dissolved state through plasma is approximately
    a) 97%
    b) 20 - 25%
    c) 7%
    d) 49%
    e) 3%

  • 18. Body Fluids and Circulation - Quiz


    1. The diagram given here is the standard given ECG of a normal person. The P-wave represents the

    a) End of systole
    b) Contraction of both the atria
    c) Initiation of the ventricular contraction
    d) Beginning of the systole

    2. The triangular sac like structure which receives blood though the vena cava in frog is
    a) Ventricle
    b) Sinus venosus
    c) Hepatic portal system
    d) Conus arteriosus
    e) Left auricle

  • 19. Excretory Products and their Elimination - Quiz


    1. Which of the following nitrogenous substance is highly toxic
    a) Urea
    b) Uric acid
    c) Amino acid
    d) Ammonia

    2. The region of the nephron found in the renal medulla is
    a) Malpighian corpuscle
    b) Proximal convoluted tubule
    c) Distal convoluted tubule
    d) Henle's loop

  • 20. Locomotion and Movement - Quiz


    1. The vertebrae in birds are mostly
    a) Procoelous
    b) Amphicoelous
    c) Opisthocoelous
    d) Heterocoelous

    2. Joint between femur and pelvic girdle is
    a) Pivotal
    b) Ball and socket
    c) Hinge
    d) Saddle

  • 21. Neural Control and Coordination - Quiz


    1. Purely motor nerves is
    a) Optic
    b) Abducens
    c) Opthalamic
    d) Palatinus

    2. Intercellular communication in multicellular organism occurs through
    a) Digestive system only
    b) Respiratory system only
    c) Nervous system only
    d) Both nervous and endocrine system

  • 22. Chemical Coordination and Integration - Quiz


    1. Which hormone has the anti-insulin effect
    a) Calcitonin
    b) Cortisol
    c) Oxytocin
    d) Aldosterone

    2. Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (Mostly in the nucleus)
    a) Insulin, glucagon
    b) Thyroxin, insulin
    c) Somatostatin, oxytocin
    d) Cortisol, testosterone

  • 23. Monera (Prokaryotes) - Quiz


    1. An organism having cytoplasm DNA and RNA but no cell wall is
    a) Cyanobacterium
    b) Mycoplasms
    c) Bacterium
    d) Virus

    2. Plasmid are used as carrier because
    a) It has antibiotic resistance genes
    b) Its both ends are replication points
    c) It can go between eukaryotic and prokaryotic cells
    d) It is circular DNA which has capacity to bind eukaryote DNA

  • 24. Protista (Unicellullar Eukaryotes) - Quiz


    1. Entamoeba histolytica is a human parasite usually found in
    a) Liver
    b) Lung
    c) Mouth
    d) Intestine

    2. Which one of the following is a characteristic feature of Chrysophytes
    a) They are parasitic forms which cause diseases in animals
    b) They have a protein rich layer called pellice
    c) They have indestructible wall layer deposited with silica
    d) They are commonly called dinoflagellates
    e) They are saprophytic protista

  • 25. Viruses - Quiz


    1. Algal viruses are known as
    a) Binal viruses
    b) Cyanophages
    c) Mycophages
    d) Phycophages

    2. Tobacco mosaic Virus (TMV) has
    a) A single stranded RNA molecule
    b) A double stranded DNA molecule
    c) A single stranded DNA molecule
    d) A double stranded DNA molecule

  • 26. Animal Tissues - Quiz


    1. About 97% of O2 is transported by RBC. The remaining 3% is
    a) Dissolved in plasma and transported
    b) Remains in lungs
    c) Attached to cell membranes
    d) Inside the mitochondria
    e) In peroxisomes

    2. The supportive skeletal structures in the human external ears and in the nose tip are examples of
    a) Ligament
    b) Areolar tissue
    c) Bone
    d) Cartilage

  • 27. Morphology in Animals - Quiz


    1. Fenestra ovalis in frog is the
    a) Air-filled cavity of middle ear
    b) Communication between pharynx and tympanic cavity
    c) External opening of tympanic cavity covered by tympanic membrane
    d) Opening of auditory capsule which separates middle ear from internal ear

    2. Cosider the following four statements (A-D) related to the common frog Rana tigrina and select the correct option stating which ones are true (T) and which ones are false (F)
    Statements : 
    (A). On dry land it would die due to lack of O2 if its mouth is forcibly kept closed for a few days 
    (B). It has four-chambered heart 
    (C). On dry land it turns uricotelic from ureotelic 
    (D). Its life-history is carried out in pond water
    a) (A)F, (B)F ,(C )T ,(D)T
    b) (A)F, (B)T, ( C) T, (D)F
    c) (A)T, (B)F, ( C)F, (D)T
    d) (A)T, (B)T, (C )F, (D)F

  • 28. Fungi (Multicellular Decomposers) - Quiz


    1. Mycorrhiza works as
    a) Modified root
    b) An organism for vegetative propagation
    c) A root hair in adverse condition
    d) Mechanical tissue for support

    2. Cellulose is the major component of cell walls of
    a) Pseudomonas
    b) Saccharomyces
    c) Pythium
    d) Xanthomonas