11th Zoology - Book Back Answers - Unit 12 - English Medium Guides

 

 

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Tamil Nadu Board 11th Standard Zoology - Unit 12: Book Back Answers and Solutions

    This post covers the book back answers and solutions for Unit 12 – Zoology from the Tamil Nadu State Board 11th Standard Zoology textbook. These detailed answers have been carefully prepared by our expert teachers at KalviTips.com.

    We have explained each answer in a simple, easy-to-understand format, highlighting important points step by step under the relevant subtopics. Students are advised to read and memorize these subtopics thoroughly. Once you understand the main concepts, you’ll be able to connect other related points with real-life examples and confidently present them in your tests and exams.

    By going through this material, you’ll gain a strong understanding of Zoology  Unit 12 along with the corresponding book back questions and answers (PDF format).

Question Types Covered:

• 1 Mark Questions: Choose the correct answer, Fill in the blanks, Identify the correct statement, Match the following 
• 2 Mark Questions: Answer briefly 
• 3, 4, and 5 Mark Questions: Answer in detail

All answers are presented in a clear and student-friendly manner, focusing on key points to help you score full marks.

All the best, Class 11 students! Prepare well and aim for top scores. Thank you!

Unit 12: Basic Medical Instruments and Techniques

I. Multiple Choice Questions

1. The instrument used to measure blood pressure is
a. Stethoscope
b. Haemocytometer
c. Sphygmomanometer
d. Haemoglobinometer
Answer Key:
c. Sphygmomanometer

2. Blood smear is used to study
a. Total RBC
b. Total WBC
c. Haemoglobin
d. Differential count of WBC
Answer Key:
d. Differential count of WBC

3. Diluting fluid used for total RBC count is
a. Turk's solution
b. Toisson solution
c. Hayem's solution
d. Folin phenol reagent
Answer Key:
c. Hayem's solution

4. Normal diastolic blood pressure is
a. 80 mmHg
b. 100 mmHg
c.120 mmHg
d.140 mmHg
Answer Key:
a. 80 mmHg

5. Foetus development can be observed using
a. Ultra sonogram
b. X-Ray
c. ECG
d. EEG
Answer Key:
a. Ultra sonogram

6. When electrical impulses in the heart is used are not generated properly
a. EEG
b. Pace maker
c. Auto analyser
d. Glucometer
Answer Key:
b. Pace maker


7. PET scan uses
a. Radio isotopes
b. UV rays
c. Ultra sound
d. IR waves
Answer Key:
a. Radio isotopes

II. Short answer questions

a

III. Long answer questions

a

IV. Exercise

a