Maharashtra SSC Class 10 Science and Technology II March 2018 question paper
Maximum marks 40 · Time 2 hours
Try each question first, then open its model answer. Where the paper offers a choice, both questions are shown with OR between them.
Q.1 (A)
1 mark each
- Q.1 (A) (a) (i)1 markRewrite the following statement with a suitable word in the blank: There are ______ pairs of chromosomes in human being.
- Q.1 (A) (a) (ii)1 markRewrite the following statement with a suitable word in the blank: ______ is a functional group of alcohol.
- Q.1 (A) (b) (i)1 markState whether the following statement is true or false: There are two sets of chromosomes in zygote.
- Q.1 (A) (b) (ii)1 markState whether the following statement is true or false: All animals and fungi are autotrophs.
- Q.1 (A) (c)1 markFind the odd one out: Amoeba, Euglena, Planaria, Paramoecium.
Q.1 (B)
1 mark each
- Q.1 (B) (1)1 markAcetic acid ______.
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- Q.1 (B) (2)1 mark______ type of reproduction occurs in Hydra.
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- Q.1 (B) (3)1 markSolution of aluminium sulphate in water is ______.
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- Q.1 (B) (4)1 markReaction of iron nail with copper sulphate solution is ______ reaction.
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- Q.1 (B) (5)1 markThe loss of water in the form of water vapour through stomata on leaves is known as ______.
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Q.2
2 marks each · attempt any 5
- Q.2 (1)2 marksName four plant hormones.
- Q.2 (2)2 marksWhy are metals used for making cooking vessels?
- Q.2 (3)2 marksSuggest control measures of noise pollution.
- Q.2 (4)2 marksWhat are alloys? Give two examples.
- Q.2 (5)2 marksClassify the following as voluntary actions and involuntary actions: Sneezing, throwing ball, heart beats, writing.
- Q.2 (6)2 marksName any four life processes in living things.
Q.3
3 marks each · attempt any 5
- Q.3 (1)3 marksPopulation explosion is the root cause for depletion of natural resources. Explain.
- Q.3 (2)3 marksHuman tail bone is a vestigial organ. Explain.
- Q.3 (3)3 marksWhat is anodising? Give its applications.
- Q.3 (4)3 marksWrite the changes that occur in the age group 11 to 21 years in boys.
- Q.3 (5)3 marksName different types of neurons and give one function of each.
- Q.3 (6)3 marksHow is sex determined in the human beings?
Q.4
5 marks each · attempt any 1
- Q.4 (1)5 marksWhat are covalent compounds? Write any three features and give two examples.
- Q.4 (2)5 marksDraw a well labelled diagram of the human excretory system. Write the functions of: (a) Kidney (b) Ureter (c) Urinary bladder.