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Science and Technology 2 Official 2024-2025 SSC (English Medium) 10th Standard Board Exam Question Paper Solution

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Science and Technology 2 [Official]
Marks: 40 Maharashtra State Board
SSC (English Medium)
SSC (Marathi Semi-English)

Academic Year: 2024-2025
Date & Time: 12th March 2025, 11:00 am
Duration: 2h
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Note -

  1. All questions are compulsory.
  2. The numbers to the right of the questions indicate full marks.
  3. In case of MCQs [Q. No. 1 (A)] only the first attempt will be evaluated and will be given credit.
  4. Scientifically and technically correct, labeled diagrams should be drawn wherever necessary.
  5. Each new question should be started on the new page.

[10]1
[5]1.A | Choose the correct option and write the correct alternative:
[1]1.A.i

A molecule of glucose is completely oxidised in aerobic respiration and molecules of H2O and ______ are produced along with energy.

CO2

O2

NaOH

HNO3

Concept: undefined - undefined
Chapter:
[1]1.A.ii

Vinegar contains ______.

citric acid

formic acid

acetic acid

propionic acid

lactic acid

tartaric acid

hydrochloric acid

Concept: undefined - undefined
Chapter:
[1]1.A.iii

Any nucleotide of the gene suddenly changes its position that causes a minor change which is nothing but the ______.

changes

mutation

disability

translocation

Concept: undefined - undefined
Chapter:
[1]1.A.iv

In humans, sperm production occurs in the organ ______.

testes

scrotum

prostate gland

ovaries

vas deferens

ejaculatory duct

urinogenital duct

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2
[1]1.A.v

Solar photovoltaic cells convert the solar radiation energy directly into ______ energy.

electrical

potential

kinetic

heat

chemical

solar

mechanical

Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy [0.05] Towards Green Energy
[5]1.B | Answer the following questions:
[1]1.B.i

Find the odd one out:

Fragmentation

Regeneration

Budding

Fertilization

Concept: undefined - undefined
Chapter:
[1]1.B.ii

Write the correct co-relation:

Diabetes : Insulin :: Cancer : ______

Concept: undefined - undefined
Chapter:
[1]1.B.iii |  State whether true or false:

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

True

False

Concept: undefined - undefined
Chapter:
[1]1.B.iv

Give any two commercial uses of Biotechnology.

Concept: undefined - undefined
Chapter: [0.08] Cell Biology and Biotechnology
[1]1.B.v

Being a fish, I perform respiration with the help of lungs. Who am I?

Concept: undefined - undefined
Chapter:
[10]2
[4]2.A | Give scientific reasons (any two):
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[2]2.A.i

Give scientific reasons.

Sometimes, higher plants and animals too perform anaerobic respiration.

Concept: undefined - undefined
Chapter: [0.02] Life Processes in Living Organisms Part -1
[2]2.A.ii

Give scientific reason:

It is not right to consider the mother responsible, for giving birth to a girl child.

Concept: undefined - undefined
Chapter:
[2]2.A.iii

Give scientific reason.

The energy generated from nuclear fuels is not environment friendly.

Concept: undefined - undefined
Chapter:
[6]2.B | Answer the following questions (any three):
[2]2.B.i

Complete the following food chain:

Concept: undefined - undefined
Chapter:
[2]2.B.ii

Distinguish between the following:

Class Pisces and Class Reptiles

Concept: undefined - undefined
Chapter:
[2]2.B.iii

Observe the given photographs and answer the questions.

  1. Name the disaster shown in the pictures.
  2. Write any two effects of this disaster.
Concept: undefined - undefined
Chapter: [0.1] Disaster Management
[2]2.B.iv

Which are various ways to minimize stress?

Concept: undefined - undefined
Chapter: [0.09] Social Health
[2]2.B.v

Complete the following conceptual picture:

Concept: undefined - undefined
Chapter:
[15]3 | Answer the following questions (any five):
[3]3.A
[1]3.A.i

Define heredity.

Concept: undefined - undefined
Chapter: [0.01] Heredity and Evolution [0.16] Mapping Our Genes
[2]3.A.ii

Explain the mechanism of hereditary changes.

Concept: undefined - undefined
Chapter: [0.01] Heredity and Evolution [0.16] Mapping Our Genes
[3]3.B

Write any four stages of mitosis and explain any two of them.

Concept: undefined - undefined
Chapter:
[3]3.C

Explain with examples types of asexual reproduction in unicellular organisms.

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2
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[3]3.D
[1]3.D.i

Which fuel is used in thermal power plant?

 
Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy
[2]3.D.ii

Write any two problems associated with the thermal type of power generation.

Concept: undefined - undefined
Chapter:
[3]3.E

Write three characteristics of phylum-Mollusca.

Concept: undefined - undefined
Chapter:
[3]3.F
[1]3.F.i

What are the constituents of acid rain?

Concept: undefined - undefined
Chapter:
[2]3.F.ii

What are the two effects of acid rain on earth's surface?

Concept: undefined - undefined
Chapter:
[3]3.G

Solve the following cross-word:

  1. Continuous consumption of alcoholic and tobacco-materials.
  2. This app may cause the cyber crimes. 
  3. A remedy to resolve stress.
  4. Requirement for stress free life.
  5. Various factors affect ______ health.
  6. Art of preparing food items.
Concept: undefined - undefined
Chapter: [0.09] Social Health
[3]3.H

Write down the reasons, effects and remedial measures taken for any one disaster seen or heard by you.

Concept: undefined - undefined
Chapter:
[5]4 | Answer the following questions (any one):
[5]4.A
[1]4.A.i

What is biodiversity?

Concept: undefined - undefined
Chapter:
[4]4.A.ii

How can biodiversity be conserved?

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[5]4.B
[1]4.B.i

What is stem cell?

Concept: undefined - undefined
Chapter:
[4]4.B.ii

Write any four uses of stem cell.

Concept: undefined - undefined
Chapter:

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