Q1. Which tissue protects the entire body?
Answer: Epithelial tissue
Q4. Name the following:
Ans:
1. Multinucleate muscle fibre: - skeletal muscle fibre
2. Spindle shaped muscle fibre: - smooth muscle fibre
3. Tissue which stores fats: - adipose
4. Process of neuron, which carries impulse: -axon
Q5.Name one structure in your body, which bears ciliated epithelium.
Answer: Epithelial tissue
Q2.Give one example each of:
Answer
1. Squamous epithelium (simple) - cheek cells
2. Columnar epithelium - intestine
Q3.Give one example of connective tissue in which matrix is solid?
Answer : Bone
1. Squamous epithelium (simple) - cheek cells
2. Columnar epithelium - intestine
Q3.Give one example of connective tissue in which matrix is solid?
Answer : Bone
Q4. Name the following:
Ans:
1. Multinucleate muscle fibre: - skeletal muscle fibre
2. Spindle shaped muscle fibre: - smooth muscle fibre
3. Tissue which stores fats: - adipose
4. Process of neuron, which carries impulse: -axon
Q5.Name one structure in your body, which bears ciliated epithelium.
Answer: Respiratory tract
Q6.What is aerenchyma?
Ans: It is a specialized parenchyma found in aquatic plants which consists of network of small cells that enclose air cavities.
Q7.What is the difference between simple plant tissue and simple animal tissue?
Q6.What is aerenchyma?
Ans: It is a specialized parenchyma found in aquatic plants which consists of network of small cells that enclose air cavities.
Q7.What is the difference between simple plant tissue and simple animal tissue?
Ans: SIMPLE PLANT TISSUE SIMPLE ANIMAL TISSUE
1. Consists of same type of Cells. Consists of one or more types of Cells.
2. Arrangement varies. Arranged in a single layer.
Q8.What is the utility of tissues in multicellular organisms?
Answer: 1.Division of labour 2. Higher organization 3. Higher survival
Q9.What is a synapse
Answer: Junction between two neurons.
Q10.Where is apical meristem found?
Answer: Root and stem tips
Q11. Identify the type of tissue in the following?
Answer:
1. Consists of same type of Cells. Consists of one or more types of Cells.
2. Arrangement varies. Arranged in a single layer.
Q8.What is the utility of tissues in multicellular organisms?
Answer: 1.Division of labour 2. Higher organization 3. Higher survival
Q9.What is a synapse
Answer: Junction between two neurons.
Q10.Where is apical meristem found?
Answer: Root and stem tips
Q11. Identify the type of tissue in the following?
Answer:
1. Skin - epithelial
2. Bark - cork
3. Bone - connective
4. Lining of kidney tubules - epithelial
4. Lining of kidney tubules - epithelial
5. Vascular bundle - xylem and phloem
Q12. What is the role of epidermis?
Answer: a. Protection
Q12. What is the role of epidermis?
Answer: a. Protection
b. Regulates transpiration
c. Exchange of gases
Q13.What will happen if apical meristem is damaged?
Ans:Growth in length will stop.
Q14.What are the components of phloem?
Ans:
Q13.What will happen if apical meristem is damaged?
Ans:Growth in length will stop.
Q14.What are the components of phloem?
Ans:
1. Phloem parenchyma 2. Phloem fibres 3. Sieve tubes 4. Companion cells
Q15.Name all simple plant tissues?
Ans:1. Parenchyma 2. Collenchyma 3. Sclerenchyma
Q15.Name all simple plant tissues?
Ans:1. Parenchyma 2. Collenchyma 3. Sclerenchyma
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