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J1C B2U4

Authored by 林 晏滺

Science

7th Grade

Used 1+ times

J1C B2U4
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15 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

你們班導叫什麼名字?

0NU

0NW

0MU

0MW

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪一個不是今天的中道午餐?

皮蛋瘦肉粥

卡拉雞

菠菜

肉包

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

1. (甲)變形蟲;(乙)昆布;(丙)酵母菌;(丁)瘧原蟲;(戊)矽藻;(己)黴菌;(庚)藍綠菌。試問:能行光合作用,擔任生產者角色的有哪些?

(A)乙戊庚 (B)乙丙戊 (C)乙戊 (D)乙丙戊庚

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

2. 痣嗯非常喜歡喝蜂蜜,他喝的蜂蜜是蜜蜂採花蜜製造的,在生態系中蜜蜂扮演的角色為何?

(A)生產者和消費者 (B)消費者 (C)分解者 (D)清除者

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

3. 痣嗯想要調查山上的櫻花樹數量,先將整個區域劃分為50個小樣區,隨機抽出5個區域來數算,共有450棵櫻花樹。請問:他所估計出來的櫻花樹總數約有幾棵?

(A)500棵 (B)2500棵 (C)4500棵 (D)5500棵

A

B

C

D

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

4. 痣嗯想測量某一山區的野鼠數量,先捕捉40隻,在其身上做好標記後放回,經過一週後,再任意捕捉100隻,其中有5隻的身上有標記。若他依此估計,此山區的野鼠數目約有幾隻?

(A)400隻 (B)600隻 (C)800隻 (D)1000隻

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

5. 小狗身上常會發現跳蚤,跳蚤以吸食小狗的血液維生,但常引發小狗過敏性皮膚炎、脫毛、搔癢症等,請問跳蚤和小狗間存在著哪一種關係?

(A)競爭 (B)掠食 (C)寄生 (D)共生

A

B

C

D

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