frm 1 sains.pdf

8/17/2019 frm 1 sains.pdf

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Cell as A Unit of Life

1 The diagram shows a plant cell. Which of the structures A, B, C or D maintains theshape of the plant cell?

PMR 2004

2 The diagram shows a plant cell.

Which of the following structures A, B, C or D controls the activity of the cell?

PMR 2005

3 Which of the following is a multicellular organism?

A B

!

PMR 2006


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" !iagram 1 shows four types of microorganisms.

!iagram 1

Which of the following are unicellular microorganisms?

A Amoe#a, $aramecium, %pirogyraB %pirogyra, Amoe#a, hlamydomonas hlamydomonas, Amoe#a, $aramecium! $aramecium, %pirogyra, hlamydomonas

PMR 2007

& !iagram 1 shows a type of tissue in the human #ody.

!iagram 1The tissue is

A nerve tissueB muscle tissue epithelial tissue! connective tissue

PMR 2006


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' The following statements a#out an animal cell.

• The smallest cell in human #ody• Can move by itself

Which of the following cells is descri#ed #y the statements?

A (vum cellB %perm cell )ed #lood cell! White #lood cell

$*) 2++

!iagram 2 shows the classification of organism.

!iagram 2

Which of the following are true a#out - and ?

- A /nicellular *ulticellular B *ulticellular /nicellular 0ave a cilia 0ave no cilia! 0ave no cilia 0ave a cilia

PMR 2008

Which cell #uilds up tissue?

PMR 2008


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1 igure 1 shows cells and 4. (PMR 2004)

ell 5 6666666666666.. ell 4 5 6666666666666

igure 1

7a8 Name ells and 4 in the spaces provided in igure 1. 72 mar9s8

7#8 : controls all cell activities. La!el " in igure 1. 71 mar98

7c8 Based on the structures ) or % in cell 4, om#lete Ta#le 1.

Name of st$%t%$e &%ntion of st$%t%$e

Ta#le 172 mar9s8

:5 ;;;;;;;;;;;;;;;;;;;;;;


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3 !iagram 3 shows four types of cells, @, , 4 and * which are found in living organisms.(PMR 2006)

L M

!iagram 3

7a8 (#serve the cells in !iagram 3.

Based on your o#servations, state one characteristic of each cells @, , 4 and *.

@ 5 6666666666666666666666666666666666666

5 6666666666666666666666666666666666666

4 5 6666666666666666666666666666666666666

* 5 6666666666666666666666666666666666666

7& mar9s8


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7#8 Classif* ells @, , 4 and * in diagram #elow into two groups #ased on their commoncharacteristics.

+$ite te lette$s of the cells #elonging to each group.

7& mar9s8

4etters of the cells

=roup 1

@, , 4, *

ommoncharacteristics

=roup 2


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& 7a8 i. !iagram 1 shows some eamples of the organiation of cells in the human #ody. Which of the following is an organ? (PMR 2007)

-i. 7 C 8 in the #o provided.

!iagram 171 mar98

ii. Ci$le the words in the #o #elow to show two other eamples of organs.

ovum muscle nose lungs

72 mar9s8


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Ans'e$s

Pa#e$ /

1. ! 2. A 3. ! &. ". B '. . A .

Pa#e$ 21. a. 5 Animal cell

45 $lant cell

#. ucleusc.

Name of st$%t%$e &%ntion of st$%t%$e

)5 cell wall

%5 chloroplast

=ives a cell a fied shape

ontains chlorophyll for photosynthesis

2. a. $5 cell wall :5 chloroplast )5 nucleus

#.%tructure unction

)egulates movement of thesu#stances in and out of the cell

$rotects and maintains the shape ofthe cell

ontrols all the activities of the cell

arries out photosynthesis

$

:

)


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3. a. @5 it has no cell wall 5 it has a cell wall 45 it has no cell wall *5 it has no cell wall

#. =roup 15 0as a cell wall D =roup 25 0as no cell wall D @, 4, *

& 7a8 i.

ii. nose and lungs

C


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frm 1 sains.pdf