Assesment 1 Sc F5

8/7/2019 Assesment 1 Sc F5

1/6

1. Diagram below shows the reproduction of a paramecium.

What is the method of this reproduction?

A. Budding

B. ConjugationC. Binary fission

D. Spore formation

2. A virus that attacks a bacterial cell is called ..

A. provirus

B. bacteriophage

C. bacillusD. spirillum

3. Table below shows two apparatus set-up in an investigation on microorganisms.Test tube Location

W In the cupboard

X On the table

The factor thats is studied in this investigation is A. pHB. light

C. nutrient

D. temperature

4. The optimum temperature for the growth and reproduction of bacteria is

A. 0oC

B. 10oCC. 37oC

D. 60oC

5. The diagram below shows two types of food.

Which of the following microorganisms is used to produced the food?

A. Algae


2/6

B. Yeast

C. Bacteria

D. Protozoa

6. The diagram shows a type of a microorganism.

What is the microorganism?

A. Mucor

B. Amoeba

C. EuglenaD. Paramecium

7. Which of the following factors affect the growth of fungi?I. Temperature

II. Nutrient

III. Humidity

A. I and II only

B. I and III only

C. II and III onlyD. I, II and III

8. What is the optimum range of temperature for the growth of yeast?A. 0oC 10oC

B. 20oC 30oC

C. 70oC 80oCD. 90oC 100oC

9. Boiled water still contains bacteria because boilingA. stimulates the growth of bacteria

B. removes chlorine in the water

C. cannot destroy the spores of bacteria

D. cannot kill active bacteria

10. The table shows the conditions of mixtures of yeast and glucose solution in test

tubes P, Q, R and S.

Test Tube Temperature (oC) pH Value

P 27 2

Q 27 7

R 37 2

S 37 7

Which test tube releases the most amount of gas?


3/6

A. P

B. Q

C. RD. S

11. The diagrams shows activities carried out to study the growth of bacteria

Bacteria grow best in which of the test tube?

A. KB. L

C. M

D. N

12. Which of the following microorganisms is used in the making of bread and

tapai?

A. YeastB. Algae

C. Bacteria

D. Protozoa

13. The diagram shows the nodules on the roots of a leguminous plant.

The bacteria which live in the nodule?

A. provide protein to the plant

B. make starch from carbon dioxideC. decompose ammonium compounds

D. convert nitrogen into nitrates

Question 14 and 15 are based on the following word equation.

The word equation below shows the making of ethanol.


4/6

14. What is microorganism X?

A. YeastB. Algae

C. Bacteria

D. Protozoa

15. The process of making ethanol from glucose solution is called

A. oxidation

B. fermentationC. neutralisation

D. esterification

16. Pathogens are microorganism whichA. cause diseases

B. transfer diseasesC. produce antibiotics

D. produce antibodies

17. Which of the following pairs of diseases and its pathogen is correct?

Diseases Pathogen

A Dengue fever Protozoa

B Ring worm Bacteria

C Syphilis Fungi

D AIDS Virus

18. Small animals that carry and spread diseases are calledA. vectors

B. pathogens

C. consumersD. decomposers

19. The diagram shows an example of a vectors

The disease spread by the vectors is

A. malaria

B. choleraC. common cold

D. dengue fever

Glucose solution -------------------------------- Ethanol + Carbon dioxide

Microorganism X


5/6

20.


6/6

Documents

Assesment 1 Sc F5