Epithelial Tissue

Q.

The finger-like projections found on the surface of the small intestine are known as ___________.

1. Flagella

2. Cilia

3. Megavilli

4. Villi

Q. What is the type of epithelial tissue found in lungs?

1. 
   Pseudostratified ciliated columnar epithelium
2. 
   Simple squamous epithelium
3. 
   Psuedostratified ciliated cuboidal epithelium
4. 
   Simple columnar epithelium

Q.

Thin people feel colder than fat ones. Give reason.

Q. The endothelium of blood vessels is made up of ______.

1. simple cuboidal epithelium
2. simple columnar epithelium
3. simple non-ciliated columnar epithelium
4. simple squamous epithelium

Q.

How platelets help in the clotting of blood.

Q.

Question 10
Name the following:

(a) Tissue that forms the inner lining of our mouth.

(b) Tissue that connects muscle to bone in humans.

(c) Tissue that transports food in plants.

(d) Tissue that stores fat in our body.

(e) Connective tissue with a fluid matrix.

(f) Tissue present in the brain.

Q. Which of the following element is present in haemoglobin?

1. Phosphorus
2. Calcium
3. Magnesium
4. Iron

Q.

What are the characteristic features of cuboidal epithelial tissue?

Q. Name the tissue found in respiratory tract

Q.

What is the function of epidermal tissue and what are its different types?

Q.

Why smooth muscles are called unstriated muscles?

Q.

Question 5
What are villi? What are their locations and functions?

Q. Cardiac muscles are striated muscles with fibres being _____.

1. Uninucleated and involuntary
2. Multinucleated and voluntary
3. Multinucleated and involuntary
4. Uninucleated and voluntary

Q. Name the tissue that stores fat in our body?

Q.

Which structure keeps the plant protected from the parasites invasion?

Q.

Why are perforated walls present in sieve tubes which is a part of phloem?

Q.

Question 1
Name the tissue responsible for movement in our body.

Q. Choose the correct pathway for electrical impulse transmission through neuron.

1. $\mathrm{Cell}\mathrm{body}\to \mathrm{Axon}\to \mathrm{Axon}\mathrm{terminal}\to \mathrm{Dendrite}$
2. $\mathrm{Dendrite}\to \mathrm{Axon}\to \mathrm{Cell}\mathrm{body}\to \mathrm{Axon}\mathrm{terminal}$
3. $\mathrm{Dendrite}\to \mathrm{Cell}\mathrm{body}\to \mathrm{Axon}\to \mathrm{Axon}\mathrm{terminal}$
4. $\mathrm{Cell}\mathrm{body}\to \mathrm{Dendrite}\to \mathrm{Axon}\mathrm{terminal}\to \mathrm{Axon}$

Q.

Where do we find nerve cells?

Q.

What happens when ciliary muscles contract?

Q. Contractile proteins are found in __________ tissue.

1. muscular
2. nervous
3. epithelial
4. connective

Q. Choose the incorrect statements.

Statement 1: Striated muscles are also known as skeletal muscle.

Statement 2: Striated muscles show alternate light and dark bands.

Statement 3: Striated muscles are involuntary in nature.

Statement 4: Striated muscles are branched and uninucleated.

1. Statement 2 and 3
2. Statement 1 and 2
3. Statement 3 and 4
4. Statement 4 and 1

Q. _________ is found in xylem tissues.

1. Sieve tubes
2. Sieve plates
3. Tracheids
4. Companion cells

Q.

What is the name of the smallest cell and largest cell?

Q.

Muscles which are found only in heart are __________.

1. None of these

2. Cardiac muscles

3. Smooth muscle

4. Skeletal muscles

Q. In a laboratory, a few cheek cells are taken from a human’s mouth and stained. What will be the shape of the cells upon observing the cells under a microscope?

a. Spindle-shaped
b. Flat cells
c. Pillar-like
d. Cube-shaped

Q.

The camels hump is composed of a tissue which provides water when oxidized. It is _____ tissue.

1. Skeletal

2. Muscular

3. Areolar

4. Adipose

Q. Which type of tissues are present in nasal passages?

Q.

Question 40
Write true (T) or false (F)
(a) Epithelial tissue is protective tissue in animal body.
(b) The lining of blood vessels, lung alveoli and kidney tubules are all made up of epithelial tissue.
(c) Epithelial cells have a lot of intercellular spaces.
(d) Epithelial layer is permeable layer.
(e) Epithelial layer does not allow regulation of materials between body and external environment.

Q.

Name the two components and give functions of blood plasma.