Sslc Model Papers

Topics: Mirror, Curved mirror, Concentration Pages: 8 (1509 words) Published: February 2, 2013
Time Allowed :2.30 Hours][ Maximum Marks : 75
Instruction: Check the question paper for fairness of printing. If there is any lack of fairness, inform the Hall Supervisor immediately. Note :This question paper contains three Sections.
(Marks: 15) Note : i) Answer all the 15 questions.
ii) Choose the correct answer from the four alternatives
given in the brackets.15 x 115
1.Theory of natural selection was proposed by
(Charles Darwin, Hugo de Vries, Gregor Johann Mendel, Jean Baptise Lamarck) 2.The first vaccine injected into a just born baby is_
(Oral polio, DPT, DPT and oral polio, BCG)
3.In sexual reproduction of flowering plants the first event involved in this is

(fertilization, germination, regeneration, pollination)
4.The xylem in the plants are responsible for_
(transport of water, transport of food, transport of amino acid, transport of oxygen) house gas which causes climate change and global warming. (Hydrogen, oxygen, nitrogen, carbondioxide)

6.The particles in various forms are visible only under ultramicroscope. A solution containing such particles is called, (true solution, colloidal solution, suspension, water)
7.pH = -log10(H+). The pH of a solution containing hydrogen ion, concentration of 0.001m solution is_ (1, 3, 11, 14)
8.Gold does not occur in the combined form. It does not react with air (or) water. It is in_
(native state, combined state, mixed state, gaseous state)
9.Second group elements are called_
(alkali, alkaline earth metals, transition elements, minor transition elements)
GOVT. MODEL QUESTION PAPER 2012----------- (!]

10.IUPAC name of the first member of alkyne is, (ethane, ethyne, ethane, acetylene) 11.The weight of 50 kg person at the surface of earth is_
12.The potential difference required to pass a current 0.2A in a wire of resistance 20 ohm is_ (100V, 4V, 0.01V, 40V)
13.The Sl units of electric power is_ (Joule, Volt, Watt, Coulomb) 14.An electric current passing through a metallic conductor produces_ around it.
(heat, light, magnetic field, mechanical force)
15. The Hubble space telescope design with twois known for good imaging performance over a wide field of view. (plane mirrors, hyperbolic mirrors, concave mirrors, convex mirrors) SECTION -II
(Marks: 40)

Note :Answer any twenty questions.
16.Match the following : Diseases with symptoms
a.NyctalopiaProfuse loss of blood
b.Pernicious anemiaBleeding gums
c.ScurvyNight blindness
d.HaemorrhageDestruction of RBC

20x2 =40

17.Identical twins are syngenic with similar chromosomal contents. Natural clones are those who posses identical chromosomes. Fill up with suitable word given in brackets. a.Identical twins are(natural clones, induced clones)

b.Identical twins are(dissimilar to each other, similar to each other) 18.Human brain and the functions of different parts are given above. Mark (a)and (b)

a.Seat of smell


b.Seat of vision


19.Convct the statement if they are ¥110 .
a.Alpha cells pmduce Insulin and beta cells produce glucagon. b.Cortlacna auppre•= the Immune rn spen!18.
c. Thymus gland is a lymphoid mass.
d. OvaJY produces eggs and androgen.
20.Basad on ralatlonshlp lllllntha blanks : ThjroJCina: Penlonality harmone Adrenaline : 21.Draw the diagram and label the parts.

22.Write the three important parta of uriniferous tubules.
23.Observe the diagram

a.Mention the type of movements shawn In Figure A and B.
b. How does the ITIIMiment differ fram the movement of mirnaea. 24. Based on relationship 1111 up :
Whale: Baleen plates, Bat: ------
25.Fill inthe blarn :

Elli:teloty cqan

Elli:telo.y pnxtuclsSent out as
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