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

Ginger, Potato, Banana tree

Bryophyllum