Question

Q.1.Identify the type of tissue in the following:                    (2)

a. Iris of the eye

b. Skin

c. lining of kidney tubules

d. Blood

Q.2 Penicillin is not effective against common cold.

Justify the statement by giving appropriate reason.                (2)

Q3.a. Why is the Plasma membrane called a selectively permeable membrane?

b. What will happen

I) If plant cell is kept in a hypotonic solution?

ii)If animal cell is kept in hypertonic solution?       (3)
​

Answer 1

Answer:

a) Vascular bundle - conductive tissues and conjunctive tissue.

b) The inner lining of the intestine - Simple columnar epithelium

c) Iris of the eye - Glandular epithelium

d) Lining of the kidney tubules - Simple cuboidal epithelium tissue.

e) Muscles of the heart - Cardiac muscle tissue

f) Bronchi of lungs - Pseudo stratified epithelium

Answer 2

Answer:

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