一条蛇正在生蛋。

Q) 以下哪项有关于蛇确保物种的延续方法说明是不正确的？

A) 产下大量的卵
B) 攻击威胁到卵的敌人
C) 照顾幼儿
D) 把卵埋在沙里

Spoilt characteristics

Q) Food that are spoilt normally has the following characteristics except D

I Change of smell
II Change of colour
III Change of shape
IV Change of weight

A) I, II
B) III, IV
C) III
D) IV

Characteristics of spoilt milk

Q) Which of the following are characteristics of spoilt milk? D

I Taster sour (变酸)
II Turns Yellowish (微黄色的)
III Unpleasant smell
IV Change of texture

A) I, II
B) II,III
C) I,II,III
D) I,II,III,IV

Excretion 排泄

Q)

Excretion is defined as discharging: D

A) Urine from the humna body.
B) Faeces from the human body.
C) Water vapour from the human body.
D) Unwanted substances from the human body.


Note:
人体中的细胞在进行了新陈代谢后，会产生废物。排泄（excretion）是把废物(waste product) 排出体外的过程。

Astronaut 太空人 tàikōngrén

Q)

Which of the following statements explain why the astronaut's (太空人 tài kōng rén) footprints remain until this day? B

I ) There is no rain on the Moon.

II ) There is no wind on the Moon.

III) The surface of the Moon is covered with find sand.

A) I

B) I, II

C) II, III

D) I, II, III

Porridge Spoilt 粥坏掉

Q)

A bowl of porridge(粥 zhōu) was left on a table. Why was the porridge spoilt (坏掉）after one week? D

A) It was kept for too long.
B) It was exposed to the air.
C) It was kept in a cold and dark place.
D) It was caused a process by bacteria and fungus(真菌 zhēnjūn).

Benefits of recycling industrial waste

Q)

Which of the following statements explain the benefits of recycling industrial waste? D

I Reduce pollution (污染 wū rǎn)
II Prevent the depletion(用尽） of natural resources.
III Produce new products from used materials.
IV Reduce the cost of waste disposal( 分解代谢 fēn jiě dài xiè).

A) I, III
B) I, II, IV
C) II, III, IV
D) I, II, III, IV

Tamarind 酸豆 (suān dòu)

Q)

A cook does not have tamarind (酸豆 suāndòu) for a curry dish. Which of hte following fruits is not suitable to replace the tamarind? B

A) Mango

B) Papaya

C) Tomato

D) Pineapple

Iron nails 铁钉

Q）
A few pieces of iron(铁tiě) nails(钉dīng) were put into a beaker of water next to an open window. After a fes days, the water turns brownish.

What is the conclusion? C

A) The water reacted with sunlight.
B) The water mixed dust and dirt.
C) The water and air reacted with the nails.
D) The water heated by the sunlight reacted with the nails.

light refraction 光折射

Q) What is meant by light refraction (折射 zhé shè)? D

A) Light travels in all directions.
B) Light travels in a straight line.
C) The move ment of lights as it travels from an object towards our eyes.
D) The movement of light as it travels from one medium to another medium.

Correct position in the food chains

Insect X

Q) In which one of the following is X in the correct position

in the food chains? A) Plants -> X -> Frog -> Eagle

A) Plants -> X -> Frog -> Eagle
B) X-> Eagle -> Plants-> Frog
C) Frog -> Plants -> X -> Eagle
D) Eagle -> Frog -> Plants -> X

What would decrease减退 the population of caterpillars

Diagram shows a food web for a farm农场.

Q) What would decrease减退 the population of caterpillars?
......D) II, IV

I. Plant more vegetables
II. Breed more chickens
III. Kill the sparrows
IV. Kill the snakes

A) I, III
B) I, IV
C) II, III
D) II, IV

animals lives in solitary独居

Q) Which of the following animals lives in solitary独居?

......C

Diagram shows animals classified into two groups. X and Y.
A）Lizard蜥蜴, Turtle

X = Animals reproduce by giving birth ；是胎生动物
Y = Animals reproduce by laying egg ；是卵生动物


Q）Which of the following have been correctly classified into group X and group Y?

A）Lizard蜥蜴, Turtle
B）Horse, cat
C）Whale, Crocodile
D）Snake, Giraffe

Plant investigation in a laboratory

Q) Diagram shows an investigation in a laboratory over one week. What is the conclusion of this investigation? A) Plants need water to live

A) Plants need water to live
B) Plants need soil to live.
C) Plants need air to live
D) Plants need sunlight to live

Fruit characteristics.

Fruit Y has the following characteristics.



Q）What is the dispersion agent for the fruit?
.......A) Water

A) Water
B) Wind
C) Animal
D) Explosive mechanism自动爆裂

What should she do to make sure the dough rises上升

Q) Mother is preparing dough面团 to make bread. She finds that the dough does not rise.
What should she do to make sure the dough rises上升?
.....D) Mix yeast酵母 into the dough

A) Bake the dough for a longer time.
B) Add some water into the dough
C) Add more flour into the dough
D) Mix yeast酵母 into the dough

Herbivores 草食动物

Q) Herbivores 草食动物 are animals which eat
......D) III, IV

I. meat
II. fish
III. fruit
IV. leaves

A) I,II
B) I, IV
C) II, III
D) III, IV

Plants respond to touch接触

Q) Which plants respond to touch接触?
......B) II, IV

I. Onion葱
II. Catchfly 捕虫草植物
III. Hibiscus plant 木槿植物
IV. Mimosa plant 含羞草

A) I, II
B) II, IV
C) II, III, IV
D) I, II, III, IV

Plant does not reproduce by spores(孢子)

Q) Which plant does not reproduce by spores(孢子)

.......B) Yam Plant薯类植物

A) Mould 霉

B) Yam Plant薯类植物

C) Mushroom蘑菇

D) staghorn fern 蕨