NIOS CLASS 12TH Biology (314) SOLVED TMA In English Medium PDF SESSION 2025 - 26

Boost Your Marks with High-Quality, Ready-Made TMA Answers

Applicable for:

March/April & October/November 2026 Examinations

• Get expert-prepared and error-free solved Tutor Marked Assignments (TMA) 

• Score maximum marks with well-structured answers by NIOS experts

• Includes project work to make your submission 100% complete

Why Choose Our NIOS Solved TMA?

• Best answer format prepared by experienced NIOS tutors

• Instant PDF download available right after payment

• Reliable, accurate, and to-the-point answers

• Well-presented assignments help improve scores

• Covers all six questions with one best option for each

• Compatible with smartphones for easy access anytime

Questions Covered in This PDF:

1. Answer any one of the following questions in about 40-60 words:

(a) Explain the term differential reproduction in two steps.

2. Answer any one of the following questions in about 40-60 words.

(a) The three steps of unique formation in humans are Tubular secretion, ultra-filtration and selective reabsorption.

(i) Write them in the correct sequence of their occurrence.
(ii) Name the microscopic parts of the kidney where each of these steps occurs.

3. Answer any one of the following questions in about 40-60 words.

(b)
(i) You ate a meal comprising pulses (dal) and chapatis (roti). In which parts of the digestive system would their digestion begin and be completed?

(ii) Also name the end products.

4. Answer any one out of the following questions in about 100-150 words.

(a) Describe the role of thin and thick muscle fibres in the contraction of a striated muscle as explained by the sliding filament theory

5. Answer any one out of the following questions in about 100 to 150 words.

(a) The temperature in Delhi falls to even 5°C in winter and may go up to 45°C during summer but our body temperature remains at 37°C .How do we make it possible?

6. Prepare any one of the project out of two given below.

(b) Take photographs (or draw Portrait or write name) of one of your parents or siblings and yourself. Stick them close to each other. Now below each photograph enter the following

Write down the followingi. What is genetics?

i. Write the meaning of inheritance.

ii. Draw a Pedigree Chart to show inheritance of any of the characters studied in you and your siblings.

iii. Comment on whether you got the gene from the father or mother and write a sentence as an evidence for the same. 

NOTE- You will get the answers of all these questions after purchasing the PDF.


Important Notes:

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• Submission deadline:

- 31 January 2026 (For March/April Exam)

- 31 August 2026 (For October/November Exam)

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• Write answers on an A4-size sheet as per the PDF

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