PLUS ONE ZOOLOGY QUESTIONS AND ANSWERS

Chapter 2
           ANIMAL KINGDOM

1.Note the relationship in the first pair and then complete the second pair     Osteichthyes : cycloid scales
Chondrichthyes : .................

Ans:- placoid scales

2.Arrange the following terms under two          heading based on symmetry
Arthropods,ctenophores,Molluscs,coel enterates
Ans:-Radial symmetry -ctenophores,coelenterates
Bilateral symmetry- Arthropods,Molluscs

3. Categorize the following animals under radial symmetry and bilateral symmetry
Physalia,tapeworms, fasciola,Adamsia
Ans:- Radial symmetry:physalia,Admisa
          Bilateral symmetry:Tapeworm,fasciola

4.The characteristics features of an invertebrate is given." The phylum includes the comb jellies ,also called walnut. They are noted for their bioluminescence and comb plates ".identify the phylum.
Ans:- ctenophora

5.Fill the blanks with appropriate word:
   Osteichthyes: Cyloid scales                                 chondrichthyes : .................
Ans:-placoid scales

6.Name the phyla in which the following cells /structures /organs are present
a.Radula
b.Cnidoblast
c.Pneumatic bone
d.Proboscis gland
Ans:- a.Mollusca
          b.Cnidaria/Coelenterta
          c.chordata/Aves
          d.Hemichordata

7. The following diagram shows the characteristic features of a phylum
a.Identify the phylum
b.Mention four salient features of this phylum

Ans:- a. Phylum chordata
          b.chordata

  1. Notochord present
  2.Pharyngeal gill slits present
  3.Heat is ventral
  4.Dorsal tubular nerve cord
  5.presence of post anal tail

8.Prawns and insects are included in the phylum arthropoda while they have different habits and habitats
Justify your answer

Ans:- Both insects and prawns have
 
        1. Jointed appendages
        2.Haemocoel present
        3.segmented body with head thorax                    and  abdomen
9.Birds are well adapted for flying . Give any three of such adaptations

Ans:-precence of wings. Body is covered features. Well developed flight muscles . Well developed keel for the attachment of flight muscles. Four chamberd heart with complete separation of oxygenated and oxygenated blood. Pneumatic bones .Double respiration. Homeotherms (Warm blooded) with a high body temperature. Sense of vision is great .Hind limbs support the entire body

10.a)pick out the acoelomate organism from the following
i.Rounworms
ii.Hookworms
iii.Filarial worms
iv. Tape worms

b) Name the phylum to which it belongs
c)Mention its mode of nutrition
d)What is the ccelomic condition of other organism ?
Ans:-a)Tape worm.
         b)Phylum platyhelminthes.
         c)parastitic-absorb nutrients directly                   through body surface
         d)Roundworm - pseudocelomate
             Hook worm - paeusocelomate
             Filaria worm - paeusocelomate
11.During a sea shore visit , a student collected two organism.  Observing the morphology,  it is clear that the organism are radically symmetrical . One of them shows bioluminesce.

a. To which phylum does this organism - belong?
b.Identify the possible phyla to which the other organism can be included
c.Which distinctive feature of this organism will help you to categorize it in to a particular  phylum
Ans:-a.phylum - ctenophora
         b.phylum - Echinodermata
         c.Biolumunesence

12.From the following general characters identify the corresponding phylum giving an example each.
a. Bilaterally symmetrical,vermiform animals,triploblastic and exhibit metabolism
b.Exclusivly marine readily symmetrical, diploblastic,,tissue level organism, and exhibit biluminescence

Ans. a.Phylum- annelida
        b. Phylum - ctenophora

13.Find the relationship between given words and suggest the suitable word for the fourth place
(a) Annelida:Nephridia::Arthropoda: ..............
(b)Osteichthyes:cycloid scales::chondrichthyes : ..............
Ans:-(a) Malpigian tubules /green glands
         (b)placoid scales.

14.

Figure A and B are the fishes of two different classes. Identify and differentiate  between these classes

Ans:-   B- chondrichthyes
            A- Osteichthyes

15.The following diagram shows the characteristics of a phylum
a. Identify the phylum
b.Label A in the diagram
c.Mention four salient features of the phylum

Ans:-a.phylum chorodata
         b.Notochord
         c.chordata
       1.Notochord present
       2.pharyngeal gill slits  present
       3.Heart is ventral
       4.Dorsal tabular nerve cord




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PLIS ONE BOTANY QUESTIONS AND ANSWERS

Chapter 2
          PLANT KINGDOM

1.Study the relation and fill the blank.

Riccia - Bryophyte
Genko- ..................

Ans:- Gymonosperm

2.Amphibians  of the plant Kingdom

Ans.Bryophyte

3.Double fertilization is a characteristics
a.Gymnosperm
b.pteridophytas
c.Angiosperm
d.Bryophytes

Ans:-Angiosperm

4.Give an example of unicellular ,biflagelle,     pear shaped green algae,unicellular,pear       shaped green algae
Ans:- chalmydomonas

5. ...............is a group of vascular plant with        naked seed.Nacked seed as a long
Ans:-Gymosperm

6. Name the group of plant that bear fruit
Ans:-Angiosperms

7.This place in India  is called "The                     GoldeMine of Liverworts
a.Eastern Himalayas
b.Western Himalayas
C.Western Ghats
d.Eastern Ghats

Ans:-Western Himalayas

8.Agar is obtained from
 Ans:- Gelidium

9. Which class of algae possess chlorophyll,chlorophyll b,                chlorophyll a,chlorophyll b
a.Phacophycea
b.chlorophycea
c.Rhodophycea
d.All of these
Ans:- phacophycea

10.The cell wall of green algae made up of
Ans:- cellulose
11.Laminaria and fucus  belong to
Ans:- Brown algae

12.The plant which  gives agar-agar
a.Laminaria
b.chara
c.sargassum
d.Gelidium
Ans:- Gelidium

13.Club mass is grouped under
a.algae
b.fungi
C.bryophyta
d.pteridophyta club mass
Ans:-pteridophyta

14.'Pond silk' is the common name of

a. Spongilla
b.chlorella
c.gorallina
d.spirogyra
Ans:- spirogyra

15.In Bryophyte the adult plant body is
a.sporophytes
b.epiphyte
c.sporophyll
d.gametophyte
Ans:-gametophyte

16.This act as a bioindicator of air pollution
a.algae
b.lichen
c.pinus
d.mustard
Ans:-Lichen

17.The first plants to appear after a forest            fire the ferns,this is because of the                    survival of their
a.spores
b.leaves
c.rhizomes
d.fronds
Ans:- rhizomes

18.Triple fusion is characteristic of
a.angiosperm
b.thallophytes
c.bryophytes
d.pteridophytes
Ans:-Angiosperm

19.Which one of the following is known as 'walking fern'
a.Drypteris
b.Sphagnum
c.Araucaria
d.Adiantum
Ans:-Adiantum

20.Fill up the blanks by observation the relationship of the first pair

Cycas: corollord roots
Pinus: ....................

Ans:
ans:-Mycorrhiza roots

PLUS MATHS QUESTIONS AND ANSWERS

  Chapter 1
                     SETS

SETS AND REPRESENTATIONS

Set:- A well defined  collection  of distinct objects

Representation:- i)Roster( Tubular)
                               ii) set-builder form
                               iii)venn-diagram

Types of sets:-

  1. Empty or null set:-set containing no                elements ,{  }
  2.singleton set:- set containing a single                 element
  3.Finite set:- set containing no element or a        a definite number of elements
  4.infinite set:-set containing infinite                     number of  elements
  5.Equivalent sets:-sets containing same             number of elements
  6.Equal set:-sets containing exactly the               same elements
  7.subset:-A c B If every element of set A os         also an element of set B
  8.superset:- B is a super set of A if A c B
  9.Proper subset :- A c B and A not equal to B
10.Improper  subsets :- null set and the                 given set itself
11.Power set:- the collection of all subjects           of  set A, denoted as P (A)
12.Univerasal set:- the superset of all subsets
     Under discussion

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PLUS ONE PHYSICS QUESTIONS AND ANSWERS

Chapter 1
           PHYSICAL WORLD

1.Which scientific principle is electric genarator based on
 (a) Bernoulli's principle
 (b) Thermodynamics
 (c)Faraday's Law of electromagnetic                     induction
 (d)propagation  of electromagnetic waves
Ans:- Faraday's law of electromagnetic                     waves
2.The most incomprehensible thing about         the world is that comprehensible. Who           made the above
Ans:- Einstien
3.Einstien was awarded Nobel prize for             theory  of relativity .state whether this
   Statement is true or false
Ans:- False,Einstein was awarded Nobel             prize for photoelectic effect
4. ............(Geology, Astronomy)branch of              science .which deals with the study of
    Earth
Ans:- Geology
5.which of the following is not a branch of       physics
 (a) mechanics
 (b) statistics
 (c) Dynamics
 (d) optics
Ans:-statistics
6.select the relative words of the blank               planets: sun:: Moon : ............
(a) satellite
(b) Univers
(c) Earth
(d) Mass
Ams:- Earth
7. Choose the correctly matched pair from          the following
(a) Universe law of gravitation:- Einstein
(b) Theory of relativity:- sir Issac Newton
(c) wave theory:- Huygens
Ans:- wave theory:- Huygens
8. Name that branch of science which deals       with the study of stars
Ans:-Astronomy
9.V Raman got Noble prize for his discovery     about
(a) Ultrasonic
(b)Molecular spectra
(c) Theory of vision
(d) Theory of vibration is musical                            instrument
Ans:-Molicular spectra
10.Who gave universal law of gravitation
 (a) Einstein
 (b) Sir issac  Newton
 (c) Galileo
 (d) J.D van der walls
Ans :- Sir issac Newton
11.Name the three conservation Laws from       Nature
   1. Law of conservation of energy
   2. Law of conservation of momentum
   3. Law of conservation  of angular                       momentum
12. There are four basic forces that operate
       In nature
     (a) out of the four fundamental forces.               Which is weakest?
     (b)which force is strongest?
Ans. (a) Gravitational force
         (b)strong nuclear force
13. (a) Name three conservation Law from                nature
       (b)Name four fundamental forces in                   nature
Ans.(a)Three important Laws of                                 conservation from nature  are
     1.Law  of conservation of energy
     2.Law of conservation of momentum
     3.Law of conservation of angular                        momentum
  (b).  1.Gravitational force
          2.Electromagnetic force
          3.weak nuclear force
          4.strong nuclear force
14.What is weak nuclear force ?
Ans. The weak nuclear force is not as weak            as the gravitational force.But macht                weaker than the strong nuclear and                electromagnetic force.The range of                  weak nuclear force is exactly small ,of            the order of 10 -16 m
15.How is the conservation of angular                 momentum related to the symmetric of           the nature?
Ans.Isotropy of space gives rise to the law of          conservation of angular momentum




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PLUS ONE ZOOLOGY QUESTIONS AND ANSWERS

Chapter 1
          The living world

1.Rearrange the following taxonomic                 categories in the correct sequence
   Kingdom-class- phylum- genus-family-           order-
   Species
Ans:-kingdom-phylum-class-order-family-          genus-species
2.During the adventure trip a plus one               student got a skull and skelt part of rare         animals the Chinar forest.  Select the               suitable  location for keeping it form the
   List of taxonomic acid given below
( Herbium,Museum, zoological park botanical garden)
Ans:- Museum
3.After competing a project study based on       diversity of spiders the specimens were         introduced  to be stored for future                   reference select a suitable  taxonomical         acid from the following for the                         preservation of specimens
   a)Herbarium
   b)Museum
   c)zoological park
   d)Sanctuary
Ans:-Museum
4.Taxonamical acid are very useful for               classification and identification of                   organism.Name any two taxonomical             acid
Ans:- Herbarium and Museum
5.Select the currect sequence  of taxonomic       hierarchy
  (a) kingdom- phylum- class- order-Genus-            family-species
  (b)kingdom- phylum-order-class-family-             genus- species
  (c)kingdom-phylum-class-order-family-               genus- species
  (d)kingdom-class-phylum-family-order-
       Genus- species
Ans:- kingdom-phylum-class-order-family-              genus-species
6.Arrange the following taxonomic                     categories in ascending order
(Kingdom,phylum,order,genus,species, family )
Ans:-species-genus-family-order-class-                phylum-kingdom
7. Not the relationship between the first two      words and suggest words for the fourth          place
(a) Collection of living plants:Botanical                Garden::Animal kept  in protected                    environment:.................
(b) Homo sapiens:Man                                             Musca domestica:.....................
Ans:-(a) zoological park
         (b)House fly




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PLUS ONE BOTANY QUESTION AND ANSWERS

Chapter 1
         Biological classification

1.A true statement about this
   (a) viruses are bigger than bacteria
   (b) viruses are intracellular obligate                      parasite
   (c) viruses contain both DNA and RNA
   (d) viruses can reproduce in non living                 medium
Ans:- viruses are intracellular obligate                      parasite
2.The cell wall  of bacteria is made up
   (a)cellulose
   (b)Hemicellulose
   (c)Legnin
   (d)peptidoglycon
Ans:- peptidoglycon
3.The plasma membrane of mycloplasma is     rich in
Ans:-cholestrol
4.which one of the following is not                       characters of gram positive  bacteria
  (a)Cell wall is smooth
  (b)meso some are distinctively prominent
  (c)Basal body of flagellum contain two             rings
  (d)Outer membrane is present
Ans:-outer membrane is present
5.which class of vertebrates include                   vigorous forms
6. ............. is a pollution indicator
Ans:-     Lichen
7.By observing relationships of the first full     blank in the second one.
   Ascomycets-saccharomycets
   Basidiomycetes- ............
Ans:-Agricus
8.Which one is mismatched
   (a) flagella-Euglena
   (b)pseudopodia- Amoeba
   (c)Cilia-paramecium
   (d)Flegella- plasmodium
9.protozoan protest with silica shells on             body  surface .
Ans:-marine ameobioid protest.
10.Name the dianoflagellate that causes             raditide of the sea Redticle
Ans:- Gonyaulax
11.Name the photoreceptive organ of                   chalmydomonas
Ans:Eyespot
12.Which of the following is viral disease
     disease ?
    (a) Tetanus
    (b) Measles
    (c) syphilis
    (d) tuberculosis
Ans:- Measles
13. Pick up the odd one and state reasons
      for your selection.  Oscillatoria,                        spirulina, Actinomycete, Nostoc
Ans:- Actinomycete . The others are                            cyanobacteria
14.Select the features which are suitable for        the following groups of organisms
     (a) The cell wall include cellulose, silica              or calcium carbonate
     (b)Bioluminscent, flegellate causes
          Red tide
     (C) Unicellular,pellicle is present in the                absence of light behaves as a                              hetrotrophs 
     (d) saprophytic, spores possess the cell                wall
     (e) parasitic mode of life
      ( slim mouds , protozoans,Dinofagellates          chrysophytes ,Euglenoids
Ans:- a) chrysophytes
          b)Dinofagellates
          c)Euglenoids
          d)Slime mouds
          e)protozoans
15. Give suitable example of the following
      (a) A free- living  nitrogen fixing bacteria
      (b) A non - toxic fast growing                                   cyanobacteria used to obtain single
           cell protein
      (c) A cyanobacteria used in the rec
           Lumination of  Usar land
      (d) A micro organisms causes little leaf                 disease of brjnjal
Ans:- (a) Azotobacter
          (b)spirulina
          (c) Aulosira fertilissima
          (d)Mycoplasma
16.Name the organism that was earlier               placed in plant as well as animal                       kingdoms  justify?
Ans:-Euglena. It has locomotory organelles,            flexible pellcies ,contractile ,vacuous                and binary fission like animals and                  chloroplasts and pyrenoids like plants .
 17.The wate in the spring of west Virginia          university of America has a temperature        up to 60 °c and pH of  1-2 ,Do you know          if any living organism could exist their            water ? Give your justification
Ans:- Yes Thermoacidiphiles. They are                   temperature loving  archabacteria .                 They can live at a temperature                           around    60°C
Eg :- Thermoplasma
18.Diatoms flot one the surface of water               even they do not possess flagella
Ans:Diatoms show gliding type of
        movement with the help of mucliage              secretion
19.what are the common characteristics of
     Fungi
Ans:-  I) fungi are sprophytjc
           ii) They lack chlorophyll
           iii) Fungi derive energy form                               decomposition  process
           iv) Enzyme used for decomposition     
               Antibiotics
20.what is the chemical composition of a             fungal cell wall?
Ans:-The fungal cell wall consists of either
          Cellulose  or chitin or both




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PLUS ONE CHEMISTRY QUESTIONS

Chemistry is the science of molecules and their transformation.It is deals with the composition, structure and properties of matter
Chapter 1,
          SOME BASIC CONCEPTS 
Important questions ,

1.state and illustrated the low of multiple         proportion
2.calcualte the amound of CO2(g)produced       by the reaction of 32g of CH4 (g) and 32g          of O2(g)
3.The number of oxygen atoms present in 5      moles of glucose (C6H12O6)is ......?
4.find the molecular formula of the                     combound with molar mass 78g 1/mol and     empirical formula CH
5.calculate the mass of oxalic acid                       dehydrate  [H2C2O4.2H2O] required  to           prepare 0.1M,250ml  of its aqueous                 solution
6.NO and NO2 are two oxide of nitrogen
    (a) state the low and which is the low of          chemical combination is illustrated by            these compounds
7.(a) Determine the number of moles                  present in 0.55 mg of electrons
   i)1 mole ii) 2 moles iii)1.5 moles iv) 0.5              moles
   (b) two elements carbons and hydrogen          combine to form C2H6,C2H4 and C2H2            identify the law illustrate here
8. Empirical formula represents the simple        whole number ratio of various atoms              present in a compound
   (a) given the relation between empirical          formula and molecular formula
   (b)An organic compound has the                       following percentage composition                   C=12.36% H=2.13% H=2.13% Br=85% Its         vapours density is 94 . Find its molecular       formula?
   (c) what is the mole fraction?
9.Hydrogen combines  with hydrogen to           form  two different  compound  namely         water (H2O) and hydrogen  peroxide               (H2O2)
   (a) which law is obeyed by this                         combination ?
   (b)state the law?
   (c) How many significant figur are present     in following
         i)0.0025         ii)285
10.A given compound alwys contain with          exactly the same proportion of elements        by weight
    (a) (i)Name the above low
          (ii)write the name of the scientist who                 proposed law
    (b) calculate the number of molecule in                each of the following
          (i) 1g N2 (ii) 1g CO2
           Molecular mass of N2=28 and CO2=44
11.howmany moles of dioxygen are present        in 64g of dioxygen ?
12.Calculate the number of moles of oxygen        required to produce 240g of MgO by                burning Mg metals ?(atomic mass                    Mg=24,O=16)
13.If the mass percent of various element of       a compound is known, its empirical                 formula can be calculated
     (a)what is mass percent?
     (b)Compound  contain  4.07% Hydrogen,         24.27%carbon and 71.65% chlorine
     Its molecular mass is 98.96 what are the         empirical and molicular formula ?
14.One mole is the amound of substance              that  contain as many particles as 12 g of
      C12  is isotope of carbon
     (a) what di you mean by molar mass of           compound ?
     (b)Calculate the number of moles in 1L of
      Water?
15.The law of chemical combination are the       basis of atomic theory
    (a)Name the law of chemical                              combination  illustrated  by the pair of            compound CO and CO2
    (b)State and explain the law of                          conservation  of mass



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What is kissan credit card?

Kissan credit card(kcc)is an account,it is for farmers, that can be take or pay at any time like OD, it is the best benefit of this card

 

WHAT KIND OF DOCUMENTS ARE REQUIRED FOR KCC

1.Latest land tax receipt
2.A certificate of ownership from the                 receipt  of the village

HOW TO GET MONY FROM THE BANK

 You can go to nationalised bank with required documents and apply

ABOUT LOAN

▪︎ No krishibhavan certificate is required
▪︎ Bank official visit the site
▪︎ They allow for the amount of money we         need for our framing
▪︎ Depending on the area of the land, you can
  get up to Rs 3 lack
▪︎ There is no need to evidence
▪︎ 4% interest is renewed every year
▪︎ Only renewed original publicity is enough
▪︎ The subsidy 5% will not be available for a       delay
▪︎ The loan itself will be recorded in our             village office


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