Exercise Short answer question: 1. What is a cell? 2. What are the functions of plastids? 3. Show the relation between tissue and organ? 4. What is the importance of endocrine gland? 5. Which part of cell is called the ‘Power house’ of cell? 6. What are the functions of blood? Essay type questions: 1. Describe the structure of a mitochondrion with labeled diagram. 2. From a comparative point of view, discuss the structures and functions of different types of simple tissue. 3. Discuss the structures and functions of animal tissue. Multiple choice question: 1. Which one is the function of lysosome? a. to produce food b. to produce energy c. to engulf microorganisms d. to synthesize protein 2. Amobea is a animal cell, because it hasi. well formed nucleus ii. colour forming organelles iii. cell membrane Which one is correct? a) i and ii b) i and iii c) ii and iii d) i, ii and iii Biology 31 M N Read the flowing stem and answer the question 3 and 4: On the way to his village house, Ruhit saw a man extracting fibers from a jute plant. 3. What kind of tissue is being collected, mentioned in the stem above? a. parenchyma b. collenchyma c. chlorenchyma d. sclerenchyma 4. The character of the tissue being collected in the stem isi. cell wall is lignified ii. cell wall is irregularly thickened iii. protoplasm is absent in the cell Which one of the following answers is correct? a. i & ii b. ii & iii c. i & iii d. i, ii & iii Creative question 1. a) What is plasmalemma? b) Why are plastids called organs of constituting colours? c) Why is the organ marked with N important for the living world? d) What types of problem will appear in the living bodies if the part marked with M is absent? 2. a) What is muscle tissue? b) How skeletal tissue protects brain? c) Explain the cause of location of Q marked part? d) Between the pictures A and B, besides conduction in physiological activities, mention what other roles does it play?
Posted on: Mon, 10 Jun 2013 01:05:53 +0000
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