SSC (English Medium)
SSC (Marathi Semi-English)
Academic Year: 2022-2023
Date & Time: 27th July 2023, 11:00 am
Duration: 2h
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Note:
- All the questions are compulsory.
- The numbers to the right of the questions indicate full marks.
- Answer to every main question must start on a new page.
- In case of MCQs [Q. No. 1(A)] only the first attempt will be evaluated and will be given credit.
- For each MCQ, the correct alternative (A), (B), (C) or (D) with sub question number is to be written as an answer. For e.g.: (i) (A), (ii) (B), (iii) (C) or (iv) (D).
- Scientifically correct, labelled diagrams should be drawn wherever necessary.
- Each answer must have correct question number and, sub-question number.
Genetic disorder like sickle cell anemia may be caused due ______.
mutation
translation
translocation
transcription
Chapter:
Protein like interleukin produced by biotechnology is used against ______ disease.
anaemia
cancer
diabetes
haemophilia
Chapter:
We get ______ of energy from one gram of lipid.
9 cal
4 kcal
4 cal
9 kcal
Chapter:
The ______ bacteria are useful for cleaning the hydrocarbons and oil pollutants from soil and water.
Lactobacilli
Acidobacillus
Pseudomonas
Streptococcus
Chapter:
Human males have ______ numbers of chromosomes.
44 + XX
44 + XY
22 + XY
22 + XX
Chapter:
Pick the odd man out:
β-carotene
lycopenes
xylitol
lutein
Chapter:
Communication media like mobile phone, television, internet should be used often.
True
False
Chapter:
Write the co-relation:
Ovary : Estrogen :: Testes : ..........
Chapter:
Give scientific reasons:
Duck billed platypus is a connecting link.
Chapter:
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Give scientific reason.
A biofuel is an important tool in renewable energy sources.
Chapter:
Give scientific reasons:
Humans have a crucial role in maintaining environmental balance.
Chapter:
Draw a neat labelled diagram of mitochondria and tri-carboxylic acid cycle.
Chapter:
Objection to Darwin's theory of natural selection.
Chapter: [1] Heredity and Evolution
Observe the given animal and answer the following questions:
- Identify the given animal and its phylum.
- Write any two characteristics of that phylum.
Chapter:
Write down any two objectives of disaster management.
Chapter: [10] Disaster Management
Observe the given figure and answer the following:
Identify the type of body symmetry and give one example of the given figure.
Chapter:
Observe the given figure and answer the following:
Identify the type of body symmetry and give one example of the given figure.
Chapter:
Observe the given figure and answer the following:
Identify the type of body symmetry and give one example of the given figure.
Chapter:
Write a short note on the types of Biodiversity.
Chapter:
Complete the given chart:
| Sr. No. | Body Constituents | Proteins/Amino Acids |
| 1. | Blood | ............ |
| 2. | ............ | Ossein |
| 3. | Skin | ............ |
| 4. | ............ | Insulin |
| 5. | Muscle | ............ |
| 6. | ............ | Various proteins of cell membrane |
Chapter:
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Rearrange and write proper alphabetical sequence only and complete the given blanks.
| (A) | (B) Inject virus in the plant |
(C) | (D) | (E) |
 |
 |
 |
 |
 |
| Entire plant is developed from the leaf pieces containing genes of human pathogen | .................... | Consumption of raw potatoes helps to develop immunity against that pathogen | Virus infects the pieces of potato leaves | .................... |
Chapter:
Complete the given flow chart for electrical energy production based on thermal power plant.
Chapter:
Complete the flow chart for energy transformation in thermal power plant.
Chapter:
Complete the paragraph with the help of the words given in the bracket:
(nutritive, ethanol, salt, actinomycetes, fermentation, carbon dioxide, lactic acid, Saccharomyces cerevisiae)
Different types of breads are produced from flour of cereals. Dough is formed by mixing of baker's yeast - ______ water, ______ and other necessary materials with flour. Due to ______ of carbohydrates by yeast, sugar is converted into ______ and ______. Dough rises up due to CO2 and the bread becomes spongy. Bread and other products produced with the help of yeast become ______.
Chapter:
Fill in the blanks in the structure of Disaster Management Authority.
Chapter:
Write the advantages of the Hydroelectric Power project.
Chapter: [5] Towards Green Energy
Write the problems associated with hydroelectric power projects.
Chapter: [5] Towards Green Energy
Is hydroelectric power generation environment friendly? What is your opinion?
Chapter:
Answer the following questions in complete sentence based on female reproductive system:
- How many immature oocytes are present at the time of birth in the ovary?
- What is ovulation?
- What is menopause?
- Draw scientifically correct diagram of female reproductive system.
- Label the following parts:
- Ovary
- Uterus
Chapter:
Whether the incidence shown in the picture is rational or irrational? Justify your answer.
Chapter:
Identify the picture. What is the punishment given to the person shown in the picture?
Chapter:
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