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Maharashtra State BoardSSC (English Medium) 10th Standard

Science and Technology 2 Official 2023-2024 SSC (English Medium) 10th Standard 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: 2023-2024
Date & Time: 26th July 2024, 11:00 am
Duration: 2h
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Note:

  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. In case of MCQs (Q. No. 1(A)) only the first attempt will be evaluated and will be given credit.
  5. For each MCQ, the correct alternative (A), (B), (C), or (D) with a subquestion number is to be written as an answer.
    For Eg. : (i) (A), (ii) (B), (iii) (C)
  6. Scientifically correct, labelled diagrams should be drawn wherever necessary.

[10]1
[5]1.A | Choose the correct option and write its number for the following questions:
[1]1.A.i

Evolution means ______.

Internal change

Gradual change

External change

Quick change

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

One of the rare species is ______.

Lesser florican

Red panda

Tiger 

Shelkhru

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

The machine which converts the kinetic energy of wind to electrical energy is called ______.

Solar cell

Thermal

Generator 

Wind turbine

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

Chemically, vinegar is ______.

Gluconic acid 

Coagulation 

Amino acid

Acetic acid 

Clostridium 

Lactobacilli 

Hydrochloric acid

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

We get ______ kcal energy per gram of proteins.

4

3

2

1

Concept: undefined - undefined
Chapter:
[5]1.B | Solve the following questions:
[1]1.B.i

Find the odd man out: 

Starfish

Snail

Frog

Amoeba

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

Match the correct pair:

Column ‘A’ Column ‘B’
Biotic components (a) Soil
  (b) Plant
  (c) Sunlight
Concept: undefined - undefined
Chapter:
[1]1.B.iii

Identify and complete the following correlations:

White revolution : Dairy :: Blue revolution : ______.

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

Observe the diagram and identify the phylum:

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

Peer group influence is stronger in case of adolescents.

True

False

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

Give scientific reason.

Fibers are one of the important nutrients.

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

Give scientific reason.

Though tortoise lives on land as well as in water, it cannot be included in class-Amphibia.

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

Give a scientific reason:

Hydroelectric energy, solar energy and wind energy are called renewable energies.

Concept: undefined - undefined
Chapter: [5] Towards Green Energy
[6]2.B | Answer the following questions: (Any three)
[2]2.B.i

Write down four benefits of Biotechnology.

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

Distinguish between sexual and asexual reproduction.

Concept: undefined - undefined
Chapter:
[2]2.B.iii
[1]2.B.iii.a

Observe the following diagram and complete the table:

Concept: undefined - undefined
Chapter:
[1]2.B.iii.b

Observe the following diagram and complete the table:

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

Write down any two features of Industrial Microbiology.

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

Complete the following flow chart:

Concept: undefined - undefined
Chapter:
[15]3 | Solve the following questions: (Any five)
[3]3.A

Write any three characteristic features of class ‘Aves’.

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

What are vestigial organs?

Concept: undefined - undefined
Chapter: [1] Heredity and Evolution [14] Mapping Our Genes
[1]3.B.ii

Write names of some vestigial organs in the human body.

Concept: undefined - undefined
Chapter: [1] Heredity and Evolution [14] Mapping Our Genes
[1]3.B.iii

Write the names of those animals in whom same organs are used? Give two examples.

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

Redraw the flow-chart with corrections. Explain in brief the process of obtaining energy through oxidation of carbohydrates, lipids & proteins.

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

What is the meaning of the following symbol? Write your role accordingly:

Concept: undefined - undefined
Chapter:
[1]3.D.ii

What is the meaning of the following symbol? Write your role accordingly:

Concept: undefined - undefined
Chapter:
[1]3.D.iii

What is the meaning of the following symbol? Write your role accordingly:

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

Observe the diagram and answer the following questions:

  1. Which type of energy is created in the above diagram?
  2. Which type of fuel is used in power plant?
  3. State one problems created in such type of power plant.
Concept: undefined - undefined
Chapter:
[3]3.F

Explain the importance of biopesticides in organic farming.

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

Complete the given conceptual picture and write its uses in treatment of various diseases:

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

Write down any two objectives of disaster management.

Concept: undefined - undefined
Chapter: [10] Disaster Management
[5]4 | Solve the following questions: (Any one)
[5]4.A
[2]4.A.i

Draw a labelled diagram of the female reproductive system.

Concept: undefined - undefined
Chapter: [3] Life Processes in Living Organisms Part - 2
[1]4.A.ii

Which type of hormones are secreted in female reproductive system?

Concept: undefined - undefined
Chapter:
[1]4.A.iii

When does menopause period stop?

Concept: undefined - undefined
Chapter:
[1]4.A.iv

How many ovaries are there in female foetus at the time of birth?

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

Give three examples of Hobbies to reduce stress.

Concept: undefined - undefined
Chapter:
[1]4.B.ii

Give three examples of diseases endangering the social health.

Concept: undefined - undefined
Chapter: [9] Social Health
[1]4.B.iii

Give three examples of Physical problems arising due to excessive use of mobile phones.

Concept: undefined - undefined
Chapter: [9] Social Health
[1]4.B.iv

Give three examples of Activities under the jurisdiction of cyber crime laws.

Concept: undefined - undefined
Chapter: [9] Social Health
[1]4.B.v

Give two examples of writing problems due to alcoholism.

Concept: undefined - undefined
Chapter:

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