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3) Table 1 shows animals P, Q, and R and the number of eggs they laid.Jadual 1 menunjukkan haiwan P, Q, dan R serta bilangan telurnya.

Animal(Haiwan)

P Q R

Number of eggsBilangan telur

500 30 2

Table 1 (Jadual 1)

(a) State (Nyatakan)

(i) what is changed (manipulated variable) in this investigation.apa yang diubah (pembolehubah dimanipulasi) dalam penyiasatan ini.

(ii) what is observed (responding variable) in this investigation.apa yang diperhatikan (pembolehubah bergerakbalas) dalam penyiasatan ini.

(2 mark / 2 markah)

(b) Give one reason (inference) about the number of eggs that animal P laid.Berikan satu sebab (inferens) tentang bilangan telur haiwan P.

(1 mark / 1 markah)

(c) Based on the above statement, how does animal R ensure the survival of its young?Berdasarkan pernyataan di atas, bagaimanakah haiwan R memastikan kemandiriananaknya ?

(1 mark / 1 markah)

Animal R lays two eggs at one time.Haiwan R bertelur dua biji pada

satu masa.

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(d) What conclusion can be made from the observation above?Apakah kesimpulan yang boleh dibuat daripada pemerhatian di atas?

(1 mark / 1 markah)

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5) An investigation is carried out to find out the relationship between sources of food and the number ofconsumers. The investigation involved animal P and animal Q. The investigation took four weeks.The observation are recorded in Table 3.Suatu penyiasatan telah dijalankan untuk mengetahui hubungan antara sumber makanan dengan bilangan

pengguna. Penyiasatan itu melibatkan haiwan P dan haiwan Q. Penyiasatan itu mengambil masa empat

minggu.

Pemerhatian dicatatkan dalam Jadual 3.

Table 3 / Jadual 3

(a) What is the purpose (aim) of this investigation?Apakah tujuan penyiasatan ini?

..(1 mark / 1 markah)

(b) What is the trend of change in the number of animal P?Apakah corak perubahan bilangan haiwan P?

..

(1 mark / 1 markah)

(c) Predict the number of animal Q on the 5th week.Ramalkan bilangan haiwan Q pada minggu ke-5.

Week / Minggu 1 2 3 4

Number of animal P

Bilangan haiwan P35 30 24 17

Number of animal Q

Bilangan haiwan Q

10 12 15 19

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(1 mark / 1 markah)

(d) What conclusion can you make based on the observation?Apakah kesimpulan yang boleh kamu buat berdasarkan pemerhatian itu?

(1 mark / 1 markah)

Skema Jawapan Bahagian BSains Tahun 5

Soalan 3

(a) (i) Types of animals(ii) Number of eggs laid by the animals

(b) Animal P does not take care of its eggs and young(c) Takes care of their its young until they can take care of themselves.(d) Animal have their own way to ensure the survival of its young and species.

Aras Kesukaran Soalan 3

No soalan Aras Mudah Aras Sederhana Aras Sukar

a (i) /

a (ii) /b /

c /

d /

Soalan 5(a) To investigate the relationship between the sources of food and the number of consumers.(b) decreasing / berkurang(c) 24 animal Q(d) As the number of animals Q increases, the number of animals P decreases.

Aras Kesukaran Soalan 5

No soalan Aras Mudah Aras Sederhana Aras Sukar

a /

b /

c /

d /