case /data -based (4 Marks)

Question 14 Marks

The picture shows some labelled parts of an animal cell and a plant cell.
$1, 2, 3$ and $4$ are different parts of the cells.

$6.$ Which labelled part is a chloroplast$?$
$A. 1$
$B. 2$
$C. 3$
$D. 4$
$7.$ Which of these statements is supported by the picture$?$
$A.$ Vacuoles in animal cells are smaller than in plant cells.
$B.$ Nucleus of animal cells is much larger than that of plant cells.
$C.$ Animal cells have a ixed shape but plant cells have irregular shape.
$D. $ Animal cells have two outer layers but plant cells have only one outer layer.
$8.$ Rakesh has brown eyes.
Which labelled part contains the components responsible for this feature$?$
$9.$ Which of these is a feature found onlyin prokaryotic cells$?$
$A.$ Absence of cell wall
$B.$ Absence of nucleus
$C.$ Presence of vacuoles
$D.$ Presence of mitochondria
$10.$ Which of these correctly describes a protoplasm$?$
$A.$ Nucleus only
$B.$ Nucleus and cell membrane
$C.$ Nucleus and other cell organelles
$D.$ Nucleus, cytoplasm and cell membrane

Answer

$6. A. 1$
$7. A.$ Vacuoles in animal cells are smaller than that in plant cells.
$8.$ Mentions nucleus as the response.
$9. B.$ Absence of nucleus
$10. D$. Nucleus, cytoplasm and cell membrane

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Question 24 Marks

The picture shows three types of cells.

$3.$ Which cell is most likelyto be an amoeba$?$
$4.$ Which of these is the correct order of arrangement from smallest to largest$?$
$A.$ cell$\rightarrow $organ$\rightarrow $tissue
$B.$ tissue$\rightarrow $cell$\rightarrow $organ
$C.$ cell$\rightarrow $tissue$\rightarrow $organ
$D.$ organ$\rightarrow $tissue$\rightarrow $cell
$5.$ Which scientist discovered cells in living organisms$?$
$A.$ Louis Pasteur
$B$. Robert Hooke
$C.$ Gregor Mendel
$D.$ Charles Darwin

Answer

$3.$ Mentions cell $1$ as the response.
$4. C.$ cell$\rightarrow $tissue$\rightarrow $organ
$5. B.$ Robert Hooke

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Question 34 Marks

The picture shows the relative size of different types of cells between $100\ nm$ and $100\ mm.$

$1.$ What can be concluded from the picture?
Circle ‘Yes’ or ‘No’ for the correct response.

Can this be concluded from the picture?	Yes or No
An egg is a type of cell.	Yes/No
Some cells are visible to the naked eyes.	Yes/No
Animal cells are much smaller than plant cells.	Yes/No

$2.$ Which egg’s length cannotbe measured with a ruler$?$
$A.$ Human egg
$B.$ Frog egg
$C.$ Chicken egg
$D.$ Ostrich egg

Answer

$1.$ Yes
Yes
No
$2. A.$ Human egg

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Science case /data -based (4 Marks)

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