All joints ...at a glance

 

Joint Type	Description	Example
Ball-and-Socket	Rounded end of one bone fits into a cup-shaped socket	Shoulder joint
Hinge	Movement limited to a single plane (bending and straightening)	Elbow joint, knee joint
Pivot	Allows rotation around a central axis	Atlas-axis joint (between the first two vertebrae in the neck)
Gliding	Sliding or twisting motion between two flat surfaces	Wrist joint, ankle joint
Saddle	Convex and concave surfaces fit together like a saddle	Thumb joint
Condyloid	Oval-shaped end of one bone fits into an elliptical cavity	Wrist joint
Synovial	Joint surrounded by a joint capsule filled with synovial fluid	Most joints in the body, such as the hip, shoulder, and knee
Fibrous	Connected by fibrous connective tissue	Sutures of the skull
Cartilaginous	Connected by cartilage	Intervertebral discs between vertebrae
Fixed/Immovable	No movement allowed	Skull sutures

Biological parameters for NEET

Here are the normal values for some common biological parameters:

Blood sugar (glucose):

Fasting blood glucose: 70-99 mg/dL (3.9-5.5 mmol/L)

Random blood glucose: Less than 200 mg/dL (11.1 mmol/L)

Hemoglobin (Hb):

Male: 13.5-17.5 g/dL

Female: 12.0-15.5 g/dL

Urea:

Blood urea nitrogen (BUN): 7-20 mg/dL (2.5-7.1 mmol/L)

Cholesterol:

Total cholesterol: Less than 200 mg/dL (5.2 mmol/L)

LDL (low-density lipoprotein) cholesterol: Less than 100 mg/dL (2.6 mmol/L)

HDL (high-density lipoprotein) cholesterol: Greater than 40 mg/dL (1.0 mmol/L) for men, greater than 50 mg/dL (1.3 mmol/L) for women

Triglycerides: Less than 150 mg/dL (1.7 mmol/L)

NATIONAL PARK ..AT A GLANCE

National Park	State	Famous For
Jim Corbett National Park	Uttarakhand	Oldest national park; Bengal tiger population
Kaziranga National Park	Assam	One-horned rhinoceros; significant elephant population
Ranthambore National Park	Rajasthan	Tiger population; ancient ruins
Sunderbans National Park	West Bengal	Largest mangrove forest; Bengal tiger population
Gir Forest National Park	Gujarat	Asiatic lions; successful conservation efforts
Bandhavgarh National Park	Madhya Pradesh	High tiger population density; ancient caves
Kanha National Park	Madhya Pradesh	Scenic beauty; wildlife diversity; inspiration for Jungle Book
Periyar National Park	Kerala	Picturesque lake; elephants and tigers
Sariska Tiger Reserve	Rajasthan	Tiger population; historical ruins
Keoladeo National Park	Rajasthan	UNESCO World Heritage Site; birdwatching paradise

BIOLOGY PRACTICAL VIDEOS LINK..CLASS XII

Hello students.For your ready reference, I'm providing a YouTube link for class XII biology practical videos .WATCH IT..THANKS

All xii practical 

https://youtube.com/playlist?list=PLMQhn0MTk6aLevo-Yw3wDG-rW6XtaIWMd

HUMAN EVOLUTION TRICK WITH CRANIAL CAPACITIES

At a glance series 

 

Most important questions #chapter LIFE PROCESSES #CLASS X-CBSE BOARD

 

Here are some important questions of the chapter "Life Processes" for CBSE Board Class X:

What are life processes? Name the six basic life processes in organisms.

Define respiration. Explain the two types of respiration.

Differentiate between aerobic and anaerobic respiration.

Describe the process of photosynthesis. Mention the raw materials and end products of photosynthesis.

Explain the transportation of water in plants through the process of transpiration.

Define excretion. Name the main excretory product in humans.

What is digestion? Describe the process of digestion in humans.

Differentiate between autotrophic and heterotrophic nutrition.

Explain the mechanism of breathing in humans.

Describe the process of nutrition in amoeba.

Define osmosis. Explain the process of osmosis in plant cells.

What is the role of the liver in the human digestive system?

Name the components of the human respiratory system. Describe the structure and functions of any one component.

What is the role of stomata in plants? Explain how they facilitate the exchange of gases.

Describe the process of excretion in plants.

Explain the role of saliva in the process of digestion.

What is the role of the nephrons in the human excretory system?

Differentiate between inhalation and exhalation.

How is food transported in plants? Explain the process of translocation.

Describe the structure and functions of the human heart.

BIO TRICKS #NEET-1

  KPCOFGS

Kingdom, Phylum, Class, Order, Family, Genus, Species

Acronym trick:

"Kings Play Chess On Fine Glass Surfaces"

Each letter of the acronym corresponds to the first letter of the category in biological classification. By using this acronym, you can easily recall the sequence of categories: Kingdom, Phylum, Class, Order, Family, Genus, and Species.

Format of an investigatory project for the All India Senior School Certificate Examination (AISSCE) Class XII-2023

 When it comes to the format of an investigatory project for the All India Senior School Certificate Examination (AISSCE) Class XII, it is important to follow a structured approach. While the specific requirements may vary depending on your school or board, here is a general format that you can consider:

Title:    Choose a title for your project.

Abstract: Provide a brief summary of your project, including the objective, methodology, and key findings. Keep it concise and informative.

Introduction: Explain the background and rationale for your project. State the problem or question you are investigating. Provide relevant information and context to help the reader understand the importance of your project.

Objective: Clearly state the objective or aim of your project. What do you want to achieve or investigate through your research?

Hypothesis: Formulate a hypothesis, which is an educated guess or prediction about the outcome of your project. State both the null hypothesis (no effect) and the alternative hypothesis (expected effect).

Materials and Methods: Describe the materials, tools, and equipment you used in your project. Explain the experimental procedures, step-by-step, so that others can replicate your project.

Data Collection and Analysis: Present the data you collected during your experiments or research. Use tables, graphs, charts, or any other appropriate visual representation of your data. Analyze and interpret the data, using statistical methods if applicable. Explain any patterns, trends, or relationships that you observed.

Results and Discussion: Summarize your findings and present the conclusions drawn from your data analysis. Discuss the significance of your results in relation to your objective. Compare your findings with existing theories or studies. Address any limitations or weaknesses of your project.

Conclusion: Provide a concise summary of your project's main points. Restate your objective and hypothesis. Discuss the overall outcome of your project. Mention any recommendations for future research or improvements.

References: Include a list of the sources you used for background research or citations.

Acknowledgments : Express gratitude to individuals or organizations that provided support, guidance, or resources for your project.

Appendices (if applicable): Include any supplementary materials, such as raw data, calculations, or additional graphs/charts.

EVENTS OF HUMAN REPRODUCTION/XII/NEET

 

Volume and capacities of human lung

 

DIFFERENCE between national park, a Sanctuary or century, and a biosphere reserve ..2023

 A national park, a century, and a biosphere reserve are all different types of protected areas that serve specific purposes in terms of conservation and management. Here are the differences between them:

National Park:

A national park is a designated area of land and/or water set aside by a government to protect and preserve its unique natural, cultural, and historical features. National parks aim to conserve ecosystems, wildlife, and landscapes while providing opportunities for public enjoyment and education. Activities such as hunting, logging, and mining are usually restricted within national parks to maintain their ecological integrity. National parks often have strict regulations to preserve the area's natural resources and biodiversity.

Wildlife Sanctuary or Century:

A wildlife sanctuary, also known as a century, is a protected area that focuses on the conservation and protection of wildlife and their habitats. These areas are specifically established to provide a safe refuge for endangered species or those that require special protection. Wildlife sanctuaries are typically smaller in size compared to national parks and may allow limited human activities depending on the regulations set by the governing authority.

Biosphere Reserve:

A biosphere reserve is a unique designation that combines conservation, research, and sustainable development. Biosphere reserves are intended to protect ecosystems and biodiversity while promoting sustainable use of natural resources. These areas often consist of three zones: a core area that is strictly protected, a buffer zone that allows for limited human activity, (NEET Q)and a transition zone where sustainable development and human settlements are allowed. Biosphere reserves serve as living laboratories for studying ecological processes and testing sustainable development practices.

In summary, while all three types of protected areas aim to conserve natural resources, national parks primarily focus on preserving ecosystems and providing recreational opportunities, wildlife sanctuaries or centuries concentrate on safeguarding specific wildlife species, and biosphere reserves integrate conservation, research, and sustainable development practices.

Tips for NEET aspirants..2023-24

 If you're preparing for the NEET (National Eligibility cum Entrance Test) in India, here are some tips that can help you in your preparation:

Understand the Exam Pattern: Familiarize yourself with the NEET exam pattern, including the number of questions, marking scheme, and time duration. This will help you plan your preparation strategy accordingly.

Create a Study Plan: Develop a comprehensive study plan that covers all the subjects and topics included in the NEET syllabus. Allocate specific time slots for each subject, and ensure that you revise regularly.

Know the Syllabus: Thoroughly understand the NEET syllabus and identify the important topics that carry more weightage. Focus on these topics while allocating your study time.

Refer to Standard Study Materials: Use the recommended textbooks(NCERT AND ONE AUTHENTIC BOOK FOR PCB) and study materials that are widely used by NEET aspirants. This will ensure that you have access to accurate and relevant content for your preparation.

Practice Regularly: Practice solving previous years' question papers and sample papers. It will help you understand the exam pattern, improve your time management skills, and identify your weak areas that need more attention.

Take Mock Tests: It is most essential part of your preparation to participate in a mick test series..Take regular mock tests to assess your preparation level. Analyze your performance after each test and work on improving your speed and accuracy.

Seek Clarification: If you come across any doubts or concepts that you find difficult to understand, don't hesitate to seek help. Consult your teachers or participate in online forums where you can interact with experts and clarify your queries.

Time Management: Develop effective time management skills while solving questions during practice and in the actual exam. Learn to allocate the appropriate time to different sections and questions based on their difficulty level.

Maintain a Healthy Lifestyle: Take care of your physical and mental well-being. Get enough sleep, eat nutritious meals, and exercise regularly. Avoid excessive stress and practice relaxation techniques like meditation or deep breathing to stay calm during the preparation period.

Stay Motivated and Positive: Stay motivated throughout your NEET preparation journey. Remind yourself of your goals, celebrate small achievements, and maintain a positive mindset. Surround yourself with supportive peers and family members who can encourage you during challenging times.

Remember, consistent hard work, dedication, and a systematic approach are key to cracking NEET. Good luck with your preparation!

Chapter 3 plant kingdom

 

TEST NO 1 /CLASS XII/BIOLOGY/NCERT

https://forms.gle/cetvp7CsTrhVnhCv9 

DEAR STUDENTS ABOVE GIVEN LINK IS THE BIOLOGY TEST OF CHAPTER 1 AND 2..

BEST OF LUCK

RAJEEV GANGWAR

Biological classification..chapter 2..questions for practice..

Question bank..chapter one- The living world

My youtube channel ..watch it..and subcribed

Nephron+pressure filtration

Digestion and absorption of fat

Nodule formation mechanism..

munch theory..mass flow hypothesis...pressure flow

Easy project list for class xii 19-20

12 bio project topics 19-20 EASY ..

1.  encephalitis
2.  stem cells-new avenues of life
3.  super bugs for plastic disposal
4. biodiversity of Western ghats
5.biomedical waste disposal
6 .drug addiction
7. human evolution
8. Gene therapy
9. organic farming need of hour
10. use of biotechnology in agriculture
11. DNA fingerprinting in forensic science
12. e waste disposal
13. autoimmune diseases
14. bioremediation
15. chromosomal disorders
16. Micropropagation of orchids

Chapter 6 anatomy of flowering plants

The cell/cytology questions

Plasma membrane.. Simplified singer and nicolson

Biology sample paper/CBSE/2019-20

https://drive.google.com/file/d/111WQj0cocf_FKDLQ_Istij96KB8rT1sO/view?usp=drivesdk
Above link is given ..Dear students ..u can download the Biology sample question paper..2019-20
https://drive.google.com/file/d/11NXJj1j0qFYpzXr3OVxWdWYzeeZA2jgI/view?usp=drivesdk
Marking scheme..of the above question paper..

Cell cycle and cell division questions

Biomolecules.. Questions

ERA-PERIOD-EPOCH animal evolution

Counter current mechanism

https://youtu.be/0ddqTYcBQcU

At a glance cockroach..

periplaneta.. Cockroach..

Connective tissue..

Connective tissue..flow chart..

Restruction endonuclease enzyme mechanism

https://www.khanacademy.org/science/biology/biotech-dna-technology/dna-cloning-tutorial/a/restriction-enzymes-dna-ligase

Secondary growth in stem

For xi students...

Class IX split up 2018-19 KVS

Dear students plan
your study accordingly..Thanks ..

Class X split up 2018-19 KVS

Dear students plan ur study as per this.. Thanks

structure of Nephron

7 celled 8 nucleated embryo sac/female gametophyte

How to make and labelled a diagram..This is an example..
Right now this student of mine has become the medical officer..

BIOLOGY INVESTIGATORY PROJECT/CLASS XII/CBSE/2017-18

LIST OF INVESTIGATORY PROJECT/BIOLOGY/CLASS XII

project report on Human health, food and microbes

Ecological study of western ghat

project report on Biotechnology in perspectives of agriculture

Study of drug abuse and addiction

Case study of diabetes patient

Biopiracy in reference of India

Study of allergy and allergens

project report on human fossils found in India

Case study of a tuberculosis patient

Stem cells: new hope for life

Biotech and its latest application

project report on Humulin: life saving human made hormone

Recent trends on bacterial resistance to antibiotics

Utility of human genome project

project report on role of Microbes in Human welfare

project report on Malnutrition in india

project report on medicinal plants found in your locality
project report on mosquito and diseases

SAMPLE QUESTION PAPER/CLASS X/SCIENCE/2017-18/CBSE

DEAR STUDENTS /CLASS X/2017-18
Hereby i am providing the link of SCIENCE sample question paper  2017-18 for practice as u know that preboard exam will be start SOON ..

just click over the link given below and get it..
https://drive.google.com/open?id=1pjEUXnSAJTZaNrT67htTnFqSvJ9Z-SL9