FORM TWO BIOLOGY NECTA 2016

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

BIOLOGY FTNA 2016

(i)  Cholera is a disease transmitted by an organism called

  1. flea
  2. housefly
  3. mosquito
  4. bacteria
Choose Answer :


(ii)  Zoology is defined as the study of:

  1. animals
  2. fungi
  3. plants
  4. cells
Choose Answer :


(iii)  The root-like structure of a moss plant which provides anchorage to the ground is called

  1. capsule
  2. spores
  3. seta
  4. rhizoids
Choose Answer :


(iv)  A place where organisms are found is known as:

  1. society
  2.  community
  3. habitat 
  4.  niche
Choose Answer :


(v)  A secretion containing enzymes which digest both proteins and carbohydrates is knowns as:

  1. bile 
  2.  mucus
  3.  pancreatic juice 
  4.  saliva
Choose Answer :


(vi)  Which of the following cell structures differentiates an animal cell from a plant cell?

  1. cytoplasm
  2. cell wall
  3. pancreatic juice
  4. nucleus
Choose Answer :


(vii)  The valve separating the left auricle and left ventricle is called

  1. biscuspid valve
  2. semilunar valve
  3. tricuspid valve
  4. septum valve
Choose Answer :


(viii)Fire accident can be caused by the following except: 

A. electric fault.

B.burning of candles

C.burning of charcoal stove

D.smoking in areas selected as smoking zones

Choose Answer :


(ix)Oxygen passing from the atmosphere into the blood of a mammal takes one of the following routes:

A.bronchi - bronchioles - trachea - alveoli.

B.trachea - bronchioles - bronchi - alveoli.

C.trachea - bronchi - bronchioles - alveoli.

D.bronchioles - bronchi - trachea - alveoli.

Choose Answer :


(x)The correct hierarchical order of grouping organisms is: 

A. Kingdom, Phylum, Class, Order, Family, Genus, Species.

B.Kingdom, Phylum, Order, Class, Family, Genus, Species. 

C. Species, Genus, Family, Order, Class, Phylum, Kingdom.

D. Kingdom, Phylum, Class, Family, Order, Species, Genus.

Choose Answer :


2.In each of the following statements, write TRUE if a statement is correct or FALSE if the statement is not correct.

(i) Beriberi, gonorrhoea and syphilis are diseases caused by bacteria .......„ 

(ii) Blood capillaries are narrow and their walls are one cell thick ......... 

(iii) Rickets is prevented by increasing the amount of vitamin D in a diet

(iv)Anaerobic respiration uses oxygen while aerobic respiration does not use oxygen ......„.

(v)Gaseous exchange surface must have large alveoli .........

(vi)Scientists use beam balance to measure volume .........

(vii)A person with blood group AB is called universal donor .........

(viii)Heartburn is a disorder of digestive system.........

(ix)Photosynthesis uses water and releases oxygen .........

(x)It is useless to keep a First Aid Kit at schools .........

View Ans


2. Match each item in List A with a correct response in List B by writing its letter bellow the number of the corresponding item in the table provided.

LIST A

LIST B

(i) The highest rank in classification

(ii) A group of organisms that can interbreed to produce fertile offspring.

(iii) A sub-group of kingdom Plantae in which ferns belongs

(iv) A group of genera with similar characteristics.

(v)  A sub-group of highest rank of classification.

(vi) A sub-group of kingdom fungi in which bread mould belongs.

(vii) A sub-group of kingdom fungi in which mushrooms  belongs.

(viii) A sub-group of kingdom fungi in which yeast  belongs.

(ix) The highest group in which bacteria belongs.

(x)    A sub-group of Kingdom Plantae in which moss belongs

 

 

A. Kingdom

B. Phylum

C.  Class

D. Species

F. Family

G. Genus 

H. Order

I. Kingdom monera

K. Kingdom Pteridophyta

L. Phylum Bryophyta

M. Kingdom Plantae

N. Phylum Zygomycota

O. Phylum Basidiomycota

P. Phylum Ascomycota

Q. Kingdom Protoctista

 

 

 

 

 

 

View Ans


4.Figure 1 represents a diagram of simple animal cell. Study the diagram then, answer the questions that follow:

Figure 1

(a)     Name the parts labelelled with letter A, B and C.

(b)    Give the function of the part labelled by letter C.

(c)     Give three differences between animal cell and plant cell.

View Ans


5.(a) Define the following terms:

(i) Laboratory ...............„.................... .. 

(ii) Biology ................ 


(iii) Test tube ................................... ..... .. (iv) Botany . 

(b)    State the uses of each of the following laboratory apparati:

(i)Microscope ......................... .. . 

(ii)Thermometer ................................ . 

(iii) Test tube holder ........ .... 

View Ans


6.What is the meaning of the following terms:

(i)Food chain .........................„.............. 

(ii)Trophic levels ..........................„..... ... .. .

(b)    Construct a food chain using the following organisms: Sheep, Lion, Maize plant and Bacteria.

View Ans


7.Name four parts of the human alimentary canal.

(b)    Give any three adaptations of ileum for the absorption of food in the alimentary canal.

View Ans


8.(a) Mention four basic principles of waste disposal.

(b)State three effects of poor waste disposal to the community.

View Ans


SECTION C

9.         Explain three symptoms of hypertension and describe two measures that may help to prevent hypertension in human being.

View Ans


10.      Explain the cause, two symptoms, transmissions and prevention measures of cholera.

View Ans


Download Learning
Hub App

For Call,Sms&WhatsApp: 255769929722 / 255754805256

GO TO NECTA EXAMS