Living Tissues · 2020-07-20 · 0755 27 93 17 CHANNA ASELA Teacher, S. Thomas’ College, My. Lavinia Page 1 of 38 Living Tissues 1) A group of ………………. having a common

0755 27 93 17 CHANNA ASELA www.OLscience.com Teacher, S. Thomas’ College, My. Lavinia

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Living Tissues

1) A group of ……………….

having a common …………..

which are modified to do a

specific ………………. is called a …………...

2) The main types plant tissues are

(i) ………………………….. tissues

(ii) …………………………. tissues

3) Meristematic tissues contain cells which

(i) undergo ………………. cell division

(ii) are not differentiated

(iii) do not contain prominent inter cellular ………………

(not present or not prominent)

(iv) do not contain large central ……………… (may contain small ………………)

(v) contain a prominent ……………..

(vi) contain a large number of ………………….

4) Plants grow due to the activity of …………………. tissues

5) According to the location of the …………………….. tissues, they are divided into

three types

(i) …………………. meristems

(ii) ………………… meristems

(iii) ……………….. meristems

6) Apical meristems are found in

(i) ……………… apex

(ii) …………….. apex

(iii) …………….. buds

7) Function of the apical meristems - help the plants to grow in …………….

8) Intercalary meristems are found at the ………….. of plants which belong

to the ……………….. family.

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9) Function of the intercalary meristems is to help the internodes to

grow in ……………….

10) Lateral meristems are found laterally in ……….. & ………..

(…………………… of dicotyledonous plants)

11) Function of the lateral meristems is to increase the ...................... of

the plant

12) Features of permanent tissues

(i) Cells do not ……………..

(ii) Perform a specific function.

13) Permanent tissues are divided into two types

(i) …………….. permanent tissues – contain only one type of cells

(ii) ……………. permanent tissues – contain different types of cells

14) According to the shape cells and the nature of the …………………, the

simple permanent tissues can be divided into three types.

(i) …………………….. (ii) …………………. (iii) …………………….

15) ………………….. is the most abundant tissue in a plant.

16) The features of cells found in parenchyma

(i) living

(ii) …………………. shape (isodiametric)

(iii) having a large central ……………….

(iv) peripherally placed …………………

(v) having a thin ……………………… made up of ………………..

(vi) presence of intercellular …………………..

17) ……………………. is found in soft parts in plants

(i) leaves (mesophylls)

(ii) cortex and pith of stem and roots

(iii) fleshy parts of fruits and seed (endosperms)



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18) Function of parenchyma

(i) storage of ………….. (eg – banana, papaw, carrot, potatoes)

(ii) ………………………. by leaves

(iii) storage of …….............. by xerophytes (eg – Aloe, Cactus &

Bryophylum)

(iv) provide ………………… support to plants like Balsam

19) The features of cells found in collenchyma

(i) living

(ii) ……………….. or ……………….. shape

(iii) having a large central ……………….

(iv) peripherally placed nucleus

(iv) inter cellular …………… may be present or absent

(v) corners of the cell wall are ……………………………

20) Function of collenchyma

(i) provides mechanical support to dicotyledonous plants before

formation of ………………….

(ii) provide mechanical support to plant leaves by the collenchyma

in veins

(iii) photosynthesis in immature dicotyledonous plant stems

21) Mechanical support to the plant body is provided by sclerenchyma.

22) Types of cells are found sclerenchyma

(i) …………………………..

(ii) ………………………….

23) Features of cells found in sclerenchyma

(i) non-living

(ii) cell wall is evenly thickened

(iii) ……………… is deposited on the cell wall and has become

impermeable

(iv) contain a central ………………….



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(v) no inter cellular ……………… and therefore they are tightly packed

24) Fibers of sclerenchyma are found

(i) ………………… fibres

(ii) ……………….. fibres

(iii) coconut fibres

(iv) cotton wool

25) Sclereids of sclerenchyma are found

(i) seed coat of ……………….. and ………………….

(ii) endocarp of coconut

(iii) pericarp of ……………… fruit and …………… fruit.

26) Function of sclerenchyma is to provide mechanical support.



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Complex tissues

1) …………. permanent tissues are made up of different types of ………….

2) There are two types of …………………. permanent tissues

(i) Xylem tissue

(ii) Phloem tissue

3) ………………. tissue is made up of

(i) xylem ………………. elements

(ii) tracheids

(iii) xylem ………………..

(iv) xylem ………………..

4) The …………….. walls of vessel elements have dissolved.

5) Xylem ………………… elements are cylindrical shaped.

6) Tracheids are spindle shaped.

7) Vessel elements and trachieds help to transport ………… & ……………

8) Due to deposition of …………….., vessel elements, trachieds and xylem

fibres have become dead.

9) Xylem ………………………. contains living cells with a thin cell wall made

up of cellulose.

10) Xylem ………………… stores ……………..

11) The function of the ………………… tissue

(i) transport ……………….. and …………… from roots to leaves

(This is called ascent of ……………………………..)

(ii) provide ………………………. strength

12) …………………. tissue is made up of

(i) …………………. tube elements

(ii) …………………. cells

(iii) phloem ………………………….

(iv) phloem ……………………….

13) …………………. tube element fuse end to end and their ………….. walls

are partially …………………. and form …………………… tubes.

14) The ……………………. walls of ………… tubes are called ………………. plates.

15) …………. tubes help to translocate ……………. in the form of ……………...

16) ………………….. tube elements do not contain a …………………



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17) The elongated ………………. cells have a ………………… and it controls the

activity of ……………….. tube elements

18) Only phloem …………………… are non-living and the ……………… tube

elements, …………………… cells and phloem ………………. are living

19) The function of …………….. tissue is to translocate ……… in the form of

………………………. throughout the plant.



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Animal Tissues

1) Types of tissues found animals

(i) Epithelial tissue

(ii) Connective tissue

(iii) Muscle tissue

(iv) Nervous tissue

(v) Epithelial tissues

Epithelial tissues

1) Epithelial tissues line a surface ………………… or ……………….

2) Some epithelia have only …………….. layer – …………… epithelial tissue

3) Some epithelia have ………….. layers – ………………. epithelial tissues.

4) Cells are place on a …………………. membrane

5) There is a …………………. supply

6) But no ………………… supply

7) Cells are tightly packed

8) Epithelia are classified according to their shape

Eg - – Squamous, Cuboid, Columnar, Transitional, Pseudo stratified

Type Shape Function Location ………………… Flat and thin ………………. Blood capillaries

Lungs, Bowman’s capsule

……………………. Cubed ………………… Glands ……………………… Tall ………………… From stomach

and intestines ………………………. 4-5 layers

become 2-3 layers

Allow stretching

Bladder, uterus, male urethra

……………………… One layer. But looks like many layers

Secretion of mucous, trap particles

Nasal cavity, trachea

…………….. Many layers protection Skin, bucal cavity



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Connective tissue

1) Connective tissue provide connection between tissues and organs & provide

support.

2) Contain different types of cells and fibres embedded in a large …………….

3) The ……………… is secreted by the cells

4) There are two types of connective cells

(i) …………………. tissue

(ii) ………………… tissue

4) The ………………….. of …………………. is called the ……………….. plasma.

5) ……………………. plasma is not secreted by the blood cells.



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6) Blood cells are

(i) Red blood cells

(ii) White blood cells

(iii) Platelets

7) Fibres are not found in blood but forms fibres during blood ………………….

8) Function of blood

(i) ……………… substances such as nutrients, hormones, gases, urea

(ii) Provide ……………. by phagocytosis of …………… blood cells and

producing ……………………………..

(iii) Maintain the body ……………………



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Muscle Tissue

1) Muscle tissues are made up of muscle ………………… or muscle …………….

2) These ………………… can ……………… and ………………….

3) Muscle tissues have a good ……………….. supply to provide …………. and ………

4) Muscle tissue is one of the ………………. used to respond during co-ordination

5) There are 3 types of muscle cells

(i) Skeletal muscle

(ii) Smooth muscle

(iii) Cardiac muscle



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…………………….. muscle

……………….(…………….) muscle

……………… muscle

Cross striations

…………………. ……………………. ……………..

Action …………………… ……………………… ……………….. Branching …………………… ……………………… ………………..

Location Attached to the skeleton

Walls of organs having a cavity Eg. Blood vessels, digestive tract, respiratory tract, urogenital tract

Heart

Getting fatigue

Fast ………………………. Never

Nuclei multinucleated Uni nucleated Uni nucleated

Shape …………………… …………………… Intercalated discs are present



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Nervous tissue

1) ……………….. tissues are made up of ……………… or ……………………

2) Therefore the …………………… unit of the ……………… tissue is a ………….. or a …………….

3) …………. Or…………… consist of ……………… and ………………...

4) A ……….. contains a ……………, mitochondria, golgi bodies and endoplasmic

reticulae

5) There are two types of ……………..

6) ………….. and ……………..

7) ………………….. are branched into ……………..

8) ………………. transmit impulses to …………….

9) …………… transmit impulses to the ………………..

10) ……………. transmit impulses away from the ……………..

11) …………….. are covered by a ………………

12) ………………… is not continuous.

13) The places where ……………….. is not present are called ………………

14) ……………….. increases the ……………. of transmission



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Neuron or nerve cell

15) There three types of neurons.

(i)…………..neurons (ii) …………… neurons (iii) …………… neurons

16) …………………. (……………..) neurons transmit impulses from a ………………….. organs

(eye, ear, nose, tongue or skin) to the ………………………………………………………(CNS)

17) Cell body of a ………………. neuron is found at the centre of the nerve fibres



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18) The cell bodies of the ………………… neurons are found in ganglions

19) A ……….. (……………) neurons transmit impulses from the ……………………………..

(CNS) to an ………………………. (eg muscle or gland)

20) A …………………. (……………..) neuron has star shape cell body, a long axon and short

dendrons.

21) The ………………. and the dendrons of the …………………. (………) neurons are in the

grey matter of the …………………………… (CNS)

22) An …………………… neuron transmits impulses from a ……………… (……………….)

neuron to a ……………… (………………..) neuron

23) ……………….. neurons are found in the grey matter of the …………………………………

(CNS)

24) In intermediate neurons, the ……………… is short and there are many dendrons



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Living Tissues · 2020-07-20 · 0755 27 93 17 CHANNA ASELA Teacher, S. Thomas’ College, My. Lavinia Page 1 of 38 Living Tissues 1) A group of ………………. having a common