Maharashtra 10th Std Model Question Paper 2027 Science and Technology Part 2

MODEL QUESTION PAPER 2027
SCIENCE AND TECHNOLOGY — PART II
Std. X (S.S.C.) · Maharashtra State Board

Time: 2 Hours Max. Marks: 40

General instructions:
(1) All questions are compulsory.
(2) Use of a calculator is not allowed.
(3) The numbers to the right of the questions indicate full marks.
(4) For every MCQ [Q. 1(A)], only the first attempt will be evaluated.
(5) Draw scientifically correct, labelled diagrams wherever necessary.

Q. 1.
(A) Choose the correct alternative: 5
(i) The causality behind the sudden changes was understood due to .......... principle of Hugo de
Vries. (A) Appendix (B) Mutation (C) Transcription (D) Translocation
(ii) Bat is included in class .......... (A) Amphibia (B) Reptilia (C) Aves (D) Mammalia
(iii) State whether the following statement is True or False: Evolution is the gradual change
occurring in living organisms over a long duration.
(iv) Vinegar contains .......... acid. (A) acetic (B) lactic (C) tartaric (D) hydrochloric
(v) Which of the following animals can regenerate its broken body part? (A) Cockroach (B) Frog (C)
Sparrow (D) Starfish
(B) Answer the following subquestions: 5
(i) Give two commercial applications of Biotechnology.
(ii) Complete the table: Sr.No | Protein | Name of Organ. (1) .......... - Bones (2) Insulin - ..........
(iii) Complete the following food chain.

(iv) Write the correct co-relation: Diabetes : Insulin : : Cancer : ..........
(v) Fill in the box with proper word: Kinetic Energy in wind -> .......... -> Electric energy.

Q. 2.
(A) Give scientific reasons (any TWO): 4
(i) Complete the following conceptual picture and write its uses in treatment of various diseases.
[context: stem cells]

(ii) Write any two objectives of disaster management.
(iii) Give scientific reason: Hydroelectric energy, solar energy and wind energy are called renewable
energies.

(B) Answer the following subquestions (any THREE): 6
(i) Distinguish between Sexual reproduction and Asexual reproduction.
(ii) Redraw and complete the given chart: Factors affecting the Social Health.

(iii) Write the correct word in the blank spaces: Hobbies to reduce stress - .......... (four boxes).

(iv) Write a short note on environmental conservation.
(v) Complete the concept map: Factors affecting environment - Natural factors (Ex. ..........),
Manmade factors (Ex. ..........).

Q. 3.
Answer the following subquestions (any FIVE): 15
(i) (a) Define vestigial organs. (b) Write names of any two vestigial organs in human body. (c) Write
the names of any two vestigial organs which are non-functional in human beings but functional in
other organisms.
(ii) Complete the following flow chart: (a) Generation of electrical energy using thermal energy - Fuel
Coal. (b) Energy transformation in thermal power plant - Chemical energy in coal -> Electrical
energy.

(iii) Name the type of cells in which mitosis occur? Write four stages of karyokinesis.
(iv) Which fuel is used in thermal power plant? What are the problems associated with this type of
power generation?
(v) Write the names of any six materials in first aid box.
(vi) Complete the following diagram: Evidences of Evolution - Anatomical, .......... (complete the
remaining evidences).

(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.

(viii) Complete the paragraph with the help of words given in the bracket (Lactobacillus cremoris,
Protease, Cow, Vegetarian, microbiological, rennet, Geobacter, Saccharomyces): Cheese is
produced on large scale from the abundantly available .......... milk all over the world. First chemical
and .......... tests of milk are performed. Some colours and microbes like Lactobacillus lactis, ..........
and Streptococcus thermophilus are mixed with milk. It imparts sourness to the milk. After this, to
impart the dense texture, whey needs to be removed. An enzyme .......... obtained from alimentary
canal of cattle was being traditionally used earlier. However an enzyme .......... obtained from fungi
is used at present to produce .......... cheese.

Q. 4.
Answer the following subquestions (any ONE): 5
(i) [context: diagram of human reproductive system] Observe the diagram given below and answer:
(1) Write the name of the reproductive system in the above diagram. (2) Name any two glands in the
above diagram. (3) Mention any one duct in the above system. (4) What is the length of a sperm?
(5) Which hormone is secreted by the testes?

(ii) [context: flower diagram with parts A, B, C, D] Observe the diagram and answer: (a) Label the
parts A, B, C, D shown in above diagram. (b) Write name of any one type of whorl. (c) Write any two
components of Androecium. (d) Write any two components of Gynoecium.

This is a model / practice paper built by AglaSem from an analysis of past MSBSHSE board papers. It follows the current board pattern for practice
purpose only.