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Science and Technology 2 Set 1 2021-2022 SSC (English Medium) 10th Standard Board Exam Question Paper Solution

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Science and Technology 2 [Set 1]
Marks: 40 Maharashtra State Board
SSC (English Medium)
SSC (Marathi Semi-English)

Academic Year: 2021-2022
Date & Time: 30th March 2022, 10:30 am
Duration: 2h15m
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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 fu ll 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 | Write the correct alternative :
[1]1.A.i

Bones contain ______ amino acids.

Melanin

Haemoglobin

Ossein

Insulin

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

Giant squirrel is an example of ______ threatened species.

Endangered

Rare

Vulnerable

Indeterminate

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[1]1.A.iii

Human being belongs to ______ class.

Mammalia

Amphibia

Reptilia

Cyclostomata

Concept: undefined - undefined
Chapter: [0.06] Animal Classification
[1]1.A.iv

Organs like ______ can be donated after death.

Skin

Heart

Lungs

Bones

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

Volcano is a ______ disaster.

Social

Political

Biological

Geological

Concept: undefined - undefined
Chapter: [0.1] Disaster Management
[5]1.B | Answer the following :
[1]1.B.i

Find the odd one out:

Earthquake

Flooding

Tsunami

War

Concept: undefined - undefined
Chapter: [0.1] Disaster Management
[1]1.B.ii

State true or false:

Oxidation of proteins is carried out in aerobic respiration.

True

False

Concept: undefined - undefined
Chapter: [0.02] Life Processes in Living Organisms Part -1
[1]1.B.iii

Complete the correlation:

Western ghat : Asiatic lion :: Sunderban sanctuary : ______.

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[1]1.B.iv

Which type of fuel is used in thermal power plant?

Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy
[1]1.B.v

Identify the picture and name it.

Concept: undefined - undefined
Chapter: [0.09] Social Health
[10]2
[4]2.A | Give scientific reasons (any two) :
[2]2.A.i

Give scientific reason.

Cell division is one of the very important properties of cells and living organisms.

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

Give a scientific reason.

Cockroach belongs to phylum Arthropoda.

Concept: undefined - undefined
Chapter: [0.06] Animal Classification
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[2]2.A.iii

Give a scientific reason.

Power generation plant based on natural gas is eco-friendly.

Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy
[6]2.B | Answer the following (any three) :
[2]2.B.i

Complete the following diagram:

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

What do we learn from the story of Jadav Molai Peyang?

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[2]2.B.iii

Distinguish between sexual and asexual reproduction.

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2 [0.15] The Life Cycle
[2]2.B.iv

Define genetically modified crops. Give two examples.

Concept: undefined - undefined
Chapter: [0.08] Cell Biology and Biotechnology
[2]2.B.v
  1. What are vitamins?
  2. Classify them according to their solubility.
  3. Give one example of each type as per above classification.
Concept: undefined - undefined
Chapter: [0.02] Life Processes in Living Organisms Part -1

State two groups/types of vitamins.

Concept: undefined - undefined
Chapter: [0.02] Life Processes in Living Organisms Part -1
[15]3 | Answer the following (any five) :
[3]3.A
[1]3.A.i

What is the meaning of the symbol shown in the figure with respect to environment?

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[1]3.A.ii

Explain the meaning of the following symbol:

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[1]3.A.iii

What is the meaning of the symbol shown in the figure with respect to environment?

Concept: undefined - undefined
Chapter: [0.04] Environmental Management
[3]3.B

Write any three characteristics of class reptilia.

Concept: undefined - undefined
Chapter: [0.06] Animal Classification
[3]3.C
[1]3.C.i

Which substance is used to produce cheese?

Concept: undefined - undefined
Chapter: [0.07] Introduction to Microbiology
[1]3.C.ii

Which enzyme was used earlier for cheese production?

Concept: undefined - undefined
Chapter: [0.07] Introduction to Microbiology
[1]3.C.iii

An enzyme obtained from fungi to produce vegetarian cheese.

Concept: undefined - undefined
Chapter: [0.07] Introduction to Microbiology
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[3]3.D

  1. Which process is shown in the given diagram?
  2. What is the importance of this process?
  3. Which organs can be transplanted by this process?
Concept: undefined - undefined
Chapter: [0.08] Cell Biology and Biotechnology
[3]3.E

What is meant by ‘disasters’?

Concept: undefined - undefined
Chapter: [0.1] Disaster Management

Write two examples of each natural and man-made disaster.

Concept: undefined - undefined
Chapter: [0.1] Disaster Management
[3]3.F

Objection to Darwin's theory of natural selection.

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

  1. Which process is shown in the above given picture?
  2. Give two examples for liquid fuels and solids fuels obtained by this process.
Concept: undefined - undefined
Chapter: [0.07] Introduction to Microbiology
[3]3.H
[1.5]3.H.i

Complete the stages in electric generator using wind energy.

Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy
[1.5]3.H.ii

Write limitations in an electric generator using wind energy.

Concept: undefined - undefined
Chapter: [0.05] Towards Green Energy
[5]4 | Answer any one of the following :
[5]4.A
[2]4.A.i

Sketch and label the essential and accessory whorls of flower.

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2 [0.15] The Life Cycle
[1]4.A.ii

Answer the following question.

What is pollination? Explain the different types of pollination.

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2 [0.15] The Life Cycle
[2]4.A.iii

Give any two examples of agents of pollination.

Concept: undefined - undefined
Chapter: [0.03] Life Processes in Living Organisms Part - 2 [0.15] The Life Cycle
[5]4.B
[1]4.B.i

What will you do? Why?

You are spending more time in internet/mobile games, phone, etc.

Concept: undefined - undefined
Chapter: [0.09] Social Health
[1]4.B.ii

What will you do? Why?

Child of your neighbor is addicted to tobacco chewing.

Concept: undefined - undefined
Chapter: [0.09] Social Health
[1]4.B.iii

What will you do? Why?

Your sister has become incommunicative. She prefers to remain alone.

Concept: undefined - undefined
Chapter: [0.09] Social Health
[1]4.B.iv

What will you do? Why?

You have to use free space around your home for good purpose.

Concept: undefined - undefined
Chapter: [0.09] Social Health
[1]4.B.v

What will you do? Why?
Your brother studying in XII has developed the stress.

Concept: undefined - undefined
Chapter: [0.09] Social Health

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