SSC (English Medium)
SSC (Marathi Semi-English)
Academic Year: 2023-2024
Date & Time: 20th March 2024, 11:00 am
Duration: 2h
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Note -
- All questions are compulsory.
- The numbers to the right of the questions indicate full marks.
- In case of MCQs [Q. No. 1 (A)] only the first attempt will be evaluated and will be given credit.
- Scientifically and technically correct, labeled diagrams should be drawn wherever necessary.
- Each new question should be started on the new page.
Regeneration occurs in ______.
Amoeba
Paramoecium
Euglena
Planaria
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Lactobacillus brevis gives us the beverage ______.
cocoa
coffee
wine
cider
Chapter: [0.07] Introduction to Microbiology
A minor change occurs due to change in position of any nucleotide is termed as ______.
Transcription
Translocation
Mutation
Translation
Chapter:
Atomic power plant in Maharashtra is ______.
Chandrapur
Koyana
Tarapur
Anjanwe
Chapter: [0.05] Towards Green Energy
Example of phylum Arthropoda is ______.
scorpion
starfish
earthworm
hydra
Chapter: [0.06] Animal Classification
Pick the odd man out:
duckbill platypus
pomfret
lungfish
peripatus
Chapter: [0.01] Heredity and Evolution [0.16] Mapping Our Genes
Write co-relation:
Skin : Melanin :: Pancreas : ______.
Chapter: [0.02] Life Processes in Living Organisms Part -1
State, true or false:
Production of various useful aquatic organisms with the help of water is called blue revolution.
True
False
Chapter: [0.08] Cell Biology and Biotechnology
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Give scientific reason.
Though tortoise lives on land as well as in water, it cannot be included in class-Amphibia.
Chapter: [0.06] Animal Classification
Give a scientific reason:
Hydroelectric energy, solar energy and wind energy are called renewable energies.
Chapter: [0.05] Towards Green Energy
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Give scientific reason.
We feel exhausted after exercising.
Chapter: [0.02] Life Processes in Living Organisms Part -1
Write four adverse effects of radiations on human body.
Chapter: [0.04] Environmental Management
Redraw and complete the given chart.
Chapter: [0.09] Social Health
Write any four important facts which must be thought over while considering the scope of disaster.
Chapter: [0.1] Disaster Management
Which fuels can be obtained by microbial processes? Why is it necessary to increase the use of such fuels?
Chapter: [0.07] Introduction to Microbiology
What is DNA fingerprinting?
Chapter: [0.08] Cell Biology and Biotechnology
Write uses of DNA fingerprinting?
Chapter: [0.08] Cell Biology and Biotechnology
- What are vitamins?
- Classify them according to their solubility.
- Give one example of each type as per above classification.
Chapter: [0.02] Life Processes in Living Organisms Part -1
Explain the following term:
Stem cells
Chapter: [0.08] Cell Biology and Biotechnology
Explain the following term:
Cloning
Chapter: [0.08] Cell Biology and Biotechnology
Explain the following term:
Genetically modified crops.
Chapter: [0.08] Cell Biology and Biotechnology
Complete the given paragraph by filling the blank spaces from the options given in the bracket:
[oxygen, pyridines, mechanical, CO2, petroleum, fatal, polyester, norcadia]
Spilling of ______ oil occurs in ocean due to various reasons. This oil may prove ______ and toxic to aquatic organisms. It is not easy to remove the oil layer from surface of water by ______ method. However, bacteria like pseudomonas spp. and Alcanovorax borkumensis have to ability to destroy the ______ and other chemicals. Hence, these bacteria are used to clear the oil spills. These are called as hydrocarbonoclastic bacteria (HCB). HCB decompose the hydrocarbons and bring about the reaction of carbon with ______. ______ and water is formed in this process.
Chapter: [0.07] Introduction to Microbiology
Observe the given picture and answer the questions.
Questions:
- Identify the given diagram.
- What is the source of energy in this project?
- Why this source is supposed to be ecofriendly?
Chapter: [0.05] Towards Green Energy
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Complete the following chart:
Chapter: [0.09] Social Health
Enlist the necessary materials in the First-Aid kit.
Chapter: [0.1] Disaster Management
- Define vestigial organs.
- Write names of any two vestigial organs in the human body.
- Write name of those animals in which these vestigial organs are functional.
Chapter: [0.01] Heredity and Evolution [0.16] Mapping Our Genes
Read the statements and answer accordingly:
Calcareous spines are present on the body. Tube feet are used for locomotion and capturing prey also.
- Identify the phylum and give one example.
Chapter: [0.06] Animal Classification
Identify my class/phylum and give one example of it:
I live in your small intestine, my body is long and thread like and pseudocoelomate.
Chapter: [0.06] Animal Classification
Read the statements and answer accordingly:
My body is spindle shaped. I respire with the help of gills.
- Identify my class and give one example.
Chapter: [0.06] Animal Classification
Answer the following question based on the human male reproductive system:
In which organ sperms are formed?
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Answer the following question based on the human male reproductive system:
What is the length of a sperm?
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Answer the following question based on the human male reproductive system:
What is the work of vas deferens?
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Answer the following question based on the human male reproductive system:
By which type of cell division, sperms are formed?
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Answer the following question based on the human male reproductive system:
Name any two unpaired organs of male reproductive system
Chapter: [0.03] Life Processes in Living Organisms Part - 2
Complete the flow chart:
Chapter: [0.04] Environmental Management
How can biodiversity be conserved?
Chapter: [0.04] Environmental Management
Complete the flow chart:
Colour of the pages in Red List of Endangered Species.
Chapter: [0.04] Environmental Management
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