MH 10th Question Paper 2025 Science Part 2

Maharashtra Board

Question Paper
2025
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QUESTION PAPER
Presented By

N 853 Seat No.

2025 III 12 1100 – N 853 – SCIENCE AND TECHNOLOGY (72) – PART II (E)
(REVISED COURSE)

Time : 2 Hours (Pages 8) Max. Marks : 40

Note :— (i) All questions are compulsory.

(ii) The numbers to the right of the questions indicate full

marks.

(iii) In case of MCQs [Q. No. 1 (A)] only the first attempt

will be evaluated and will be given credit.

(iv) Scientifically and technically correct, labeled diagrams

should be drawn wherever necessary.

(v) Each new question should be started on the new

page.

P.T.O.

2/N 853
1 (A) Choose the correct option and write the correct

alternative : 5

(i) A molecule of glucose is completely oxidised in aerobic respiration

and molecules of H2O and ...................... are produced along with

energy.

(A) CO2

(B) O2

(C) NaOH

(D) HNO3

(ii) Vinegar contains ...................................... acid.

(A) acetic

(B) lactic

(C) tartaric

(D) hydrochloric

3/N 853
(iii) Any nucleotide of the gene suddenly changes its position that

causes a minor change which is nothing but the .....................

(A) changes

(B) mutation

(C) disability

(D) translocation

(iv) In humans, sperm production occurs in the .................... organ.

(A) vas deferens

(B) ejaculatory duct

(C) testes

(D) urinogenital duct

(v) Solar photovoltaic cell converts the solar radiation energy directly

into ........................... energy.

(A) Chemical

(B) Solar

(C) Mechanical

(D) Electrical

P.T.O.

4/N 853
(B) Answer the following questions : 5

(i) Find the odd one out :

Fragmentation, Regeneration, Budding, Fertilization.

(ii) Write the correct co-relation :

Diabetes : Insulin : : Cancer : .....................

(iii) State whether true or false :

Study of fossils is an important aspect of the study of evolution.

(iv) Give any two commercial uses of Biotechnology.

(v) Being a fish, I perform respiration with the help of lungs. Who

am I ?

(A) Give scientific reasons (any two) : 4

(i) Sometimes, higher plants and animals too perform anaerobic

respiration.

(ii) It is not right to consider the mother responsible, for giving

birth to a girl child.

(iii) The energy generated from nuclear fuels is not environment

friendly.

5/N 853
(B) Answer the following questions (any three) : 6

(i) Complete the following food chain :

(ii) Distinguish between the following :

Class Pisces and Class Reptiles

(iii) Observe the following picture and write any two effects of this

disaster :

(iv) Write any four methods to reduce stress.
P.T.O.

6/N 853
(v) Complete the following conceptual picture :

Answer the following questions (any five) : 15

(i) Define heredity. Explain the mechanism of hereditary changes.

(ii) Write any four stages of mitosis and explain any two of them.

(iii) Explain with examples types of asexual reproduction in unicellular organism.

(iv) Which fuel is used in thermal power plant ? Write any two problems

associated with this type of power generation.

(v) Write three characteristics of phylum-Mollusca.

7/N 853
(vi) What are the constituents of acid rain ? What are its two effects

on earth’s surface ?

(vii) Solve the following crossword :

(1) Continuous consumption of alcoholic and tobacco materials.

(2) This app may cause cyber crimes.

(3) A remedy to resolve stress.

(4) Requirement for stress free life.
P.T.O.

8/N 853
(viii) Write down the reasons, effects and remedial measures taken for

any one disaster seen or heard by you.

4. Answer the following questions (any one) : 5

(i) What is biodiversity ? Write any four steps to conserve biodiversity.

(ii) What is stem cell ? Write any four uses of stem cell.

Seat No.
2025 III 12 - 1100
N 854
Time : 2 Hours SCIENCE AND TECHNOLOGY (72) – PART II (M)

–

(REVISED COURSE)

Pages - 8 Total Marks : 40

:— (i)

(ii)

(iii) 1

(iv)

(v)

P.T.O.

2/N 854
1 5

(i)

CO2

O2

NaOH

HNO3

(ii)

3/N 854
(iii)

(iv)

(v)

P.T.O.

4/N 854
5

(i)

(ii)

(iii)

(iv)

(v)

4

(i)

(ii)

(iii)

5/N 854
6

(i)

(ii)

(iii)

(iv)

P.T.O.

6/N 854
(v)

15

(i)

(ii)

(iii)

(iv)

(v)

7/N 854
(vi)

(vii)

(1)

(2)

(3)

(4)

P.T.O.

8/N 854
(viii)

4. 5

(i)

(ii)

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