SSC Papers for Practice Science II Maharashtra Board
I) A. Answer
the following sub-questions:
(1) Fill in the blank and rewrite the completed statement: (1)
Dominant character masks
the ________ character.
(2) State whether the following statement is True or False: (1)
Carbohyrates are the body
building nutrients.
(3) Considering the relationship in the first pair, complete the
second pair: (1)
Fossil fuel: Petrol : :
animal dung : ________.
(4) Find the odd one out: (1)
Lead, Mercury, Plastic,
Rice straw
(5) Name the following: (1)
A metal which does not
react with cold water but reacts with steam
I) B.
Rewrite the following statements by selecting the correct options: (5)
(1) A solution of Al2
(SO4)3 in water is ________.
a) blue
b) pink
c) green
d) colourless
(2) When sodium bicarbonate
solution is added to dilute acetic acid ,
________ .
a) A gas is evolved
b) A solid settles at the
bottom
c) The mixture becomes warm
d) The colour of the mixture
becomes yellow
(3) The cell organelle,
________ is concerned with photosynthesis.
a) Ribosome
b) Endoplasmic reticulum
c) Golgi bodies
d) Chloroplast
(4) Budding in Hydra takes
place only when ________ .
a) Hydra is matured
b) Conditions are
unfavourable
c) Hydra is injured
d) Two hydra come together
(5) The process of release of
energy from the nutrients is called ________.
a) Respiration
b) Photosynthesis
c) Nutrition
d) Absorption
II) Answer any five of the following: (10)
(1) Give scientific reasons:
Insulin plays an important
role in controlling the sugar level of blood.
(2) Draw a well-labelled
diagram:
Spore formation in Mucor.
(3) Define heredity. Give two
examples.
(4) What are the two types of
nerves? What are their functions?
(5) Write a short note:
Palaeontological Evidence.
(6) Explain the following
reaction with the help of balanced equation.
Calcium reacts with water.
III) Attempt any five of the following: (15)
(1) Explain:
What do you understand by
substitution reaction? Give any two examples.
(2) Write a short note on:
Co-ordination in plants.
(3) Describe three modes of
reproduction in unicellular organism.
(4) What are the powers of
MPCB to control water and air pollution?
(5) Describe Darwin’s theory
of Natural Selection.
(6) Explain the mechanism of
the cleaning action of a soap.
IV) Attempt any one of the following: (5)
(1) Write the formula of
bauxite. Describe Bayer’s process for concentration of bauxite.
(2) Write names of different
parts of human digestive system and explain functions of any three parts.