T2 bab 10
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Transcript of T2 bab 10
BIODIVERSITY
1. The following information shows the characteristics of a plant.
Which plants have these characteristics?
A Paddy and grassB Paddy and balsam plantC Grass and hibiscus plantD Hibiscus plant and balsam plant
PMR 2008
2 Which of the following groups of animals are cold-blooded?
A Pigeon, Elephant, FrogB Gold fish, Snake, FrogC Elephant, Pigeon, FrogD Pigeon, Gold fish, Snake
PMR 2007
1 Figure 1 shows a picture of animals, R, S, T, U and V. ( PMR2004)
- fibrous root system- parallel veined leaves- one cotyledon in each seeds
Figure 1
Based on your observations in Figure 1,
(a) State one characteristic of any four of animals R, S, T, U and V.
R : ________________________________________________________________ S : ________________________________________________________________
T : ________________________________________________________________
U : ________________________________________________________________
V : ________________________________________________________________ (4 marks)
(b) Classify animals R, S, T, U, and V into two groups based on common
2
characteristics.
Name the animals belonging to each group.
Common characteristics
Name of plants
(4 marks)
Figure 2 shows pictures of plants J, K, L, M and N. (PMR 2005)
R, S, T, U and V
Figure 2
Observe the plants in Figure 2.
Based on your observations , (a) State one characteristic of any four of plants J, K, L, M or N .
J : _______________________________________________________________
K : _______________________________________________________________
L : _______________________________________________________________
M : _______________________________________________________________ N : _______________________________________________________________
(4 marks)
(b) Classify plants J, K, L, M, and N in Figure 2 into two groups based on common characteristics.
Name the plants belonging to each group.
Common characteristics
Names of plants
(4 marks)
BIODIVERSITY
J, K, L, M, N
Group 1 Group 2
ANSWER:
1. A2. B
BiodiversityPMR 20041(a)
(b)
R : Has scales / has fins / has a tailS : Has a shell / has antenna T : Has a shell / has scales / has four legs U : Has many legs / segmented bodyV : Has legs / has eyes/ has tail / Has fur
Sample answer :
PMR 20052 (a)
(b)
J : has fibrous roots / parallel veined leavesK : has flowers / tap root / network veined leavesL : has fibrous root / thornsM : has long narrow leavesN : has parallel veined leaves
Sample answer :
3 (a)
(b)
(i) Rhizome / Horizontal underground stem(ii) Leaf(iii) Tuber / Swollen underground stem(iv) Sucker/ shoot growing from the base of stem
Sample answer :
R, S, T, U, V
Has shell No shell
Tortoise, snail Fish, millipede, cat
J, K, L, M, N
Flowering plants Non flowering plants
Maize plant, balsam plant Cactus, fern
Ginger, Bryophyllum, Potato, Banana tree
Reproduce through stem
Reproduce through leaf