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NIOS Biology (314) Solved Assignments [TMA] English Medium 2024-25
NIOS SOLVED ASSIGNMENTS [TMA] 2024-25
SENIOR SECONDARY SOLVED [TMA] 2023-24 for class 12
Biology (314)
Tutor Marked Assignment
Click here to buy NIOS Biology (314) Solved TMA English Medium (2024-25)
Max. Marks: 20
Note:
(i) All questions are compulsory. The marks allotted for each question are given beside the question.
(ii) Write your name, enrollment number, AI name and subject on the first page of the answer sheet.
1. Answer any one of the following questions in about 40-60 words.
(a) Imagine you are a scientist discovering a new organism. Which kingdom would you initially place it in, and why? How do you think understanding this classification system can help us learn more about the variety of life on Earth? (See lesson 01)
(b) Arrange the stages of Meiosis I in the correct order: leptotene, zygotene, Pachytene, Diakinesis, Metaphase-I, Anaphase-I, Telophase-I. How does the correct sequence of these stages contribute to the process of cell division, and what is the significance of each stage? (Lesson 04)
2. Answer any one of the following questions in about 40-60 words.
(a) State any two activities which will help in sustainable development. Name any two endangered animals of India. (Lesson-26)
(b) In the early stages of life's origin, complex molecules arose from simple inorganic compounds. Can you name two of these large molecules? (Lesson-01)
3. Answer any one of the following questions in about 40-60 words.
(a) What are two ways in which mitochondria and chloroplasts are similar? (Lesson-04)
(b) Describe the process by which nitrogenous wastes are eliminated from the body of a cockroach. (Lesson-14)
4. Answer any one out of the following questions in about 100 to 150 words.
(a) I. Name and briefly state three chemicals in the human body whose concentrations need to be regulated at specific levels
II. Define the terms below and provide one or more synonymous terms for each:
(i) Poikilotherms (ii) Homoiotherms. (Lesson 18)
(b) What is the condition called when a child has difficulty passing stool, characterized by dry and hard feces due to inadequate fiber intake and irregular eating habits, as diagnosed by the doctor? explain it (Lesson 13)
5. Answer any one out of the following questions in about 100 to 150 words.
(a) How can we improve the use of cellophane in hemodialysis to help patients, and why do we need to decide whether to use an artery or a vein to take out blood during the treatment, and how does it affect the patient? (Lesson 14)
(b) How can we apply our understanding of how plants absorb nutrients to improve agricultural practices, and what advantages does hydroponic cultivation offer over traditional soil-based methods? (Ref. Lesson-9)
6. Any one project
This project aims at familiarizing you with the common vegetables and the type of plant modifications they represent. Recall your lesson 6 and take the help of books, your elders computers or any other resource and enjoy completing this project. Visit the nearby vegetable market/your kitchen garden and collect various roots, stems and leafy vegetables so as to study various plant modifications. Study them carefully and take their photographs (No downloads from computer allowed) or make diagrams.
Collect at least 5 specimens each from stem, root and leaf modification.
OR
Collect from internet/newspapers/magazines/media/help from others or any other source, the weather data for the March-April this year and the previous year. Make a comparative analysis of your collected data and record the changes in temperature and climate. Global warming is considered to be responsible for climate change. Record your observations and conclusions and explain causes and consequences of global warming. You may relate the collected data to the explanation. You may make a PowerPoint presentation or prepare a written account.
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