THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL

CERTIFICATE OF SECONDARY EDUCATION EXAMINATION

033/1 BIOLOGY   1

(For Both School and Private Candidates)
TIME: 3 HOURS       Wednesday, 04 ^th November 2015 a.m.

INSTRUCTIONS

1. This paper consists of three sections A, B and C.

2. Answer all questions from sections A and B and one (1) question from section C.

3. Except for diagrams that must be drawn in pencil, all writing should be done using a blue or black pen.

4. Calculators and cellular phones are not allowed in the examination room.

5. Write your Examination Number on every page of your answer booklet(s).

SECTION A (20 MARKS)

Answer all questions in this section.

1. For each of the items (i) – (x), choose the correct answer from among the given alternatives and write its letter beside the item number in the answer booklet provided.

(i) Bowmans capsule is found in which of the following organs?

1.  Liver
2.  Pancreas
3.  Kidney
4.  Spleen
5.  Heart

(ii) Which of the following processes is involved in the regulation of body temperature in human beings?

1.  Urination
2.  Painting
3.  Deamination
4.  Sweating
5.  Detoxification

(iii) A structure that allows air to enter the trachea and prevents food from entering the wind pipe is known as

1.  glottis
2.  tongue
3.  soft plate
4.  mouth
5.  epiglottis

(iv) Study the following sequence of organisms: Grass ? Rabbit ? Wolves ? Fleas

The sequence is an example of

1.  food web
2.  ecosystem
3.  a pyramid
4.  food chain
5.  abiotic

(v) Lipase enzymes are mainly contained in which digestive secretions?

1.  Hydrochloric acid
2.  Gastric juice
3.  Saliva
4.  Intestinal juice
5.  Pancreatic juice

(vi) A person who is admitted in the hospital after an operation will most likely be fed on food rich in:

1.  vitamin C
2.  vitamin A
3.  protein
4.  lipids
5.  water

(vi) Which of the following is a vector of sleeping sickness?

1.  House fly
2.  Mosquito
3.  Tsetse-fly
4.  Tick
5.  Cockroach

(vii) The outer most living structure that identifies a plant cell is the presence of

1.  cytoplasm
2.  vacuole
3.  cell wall
4.  nuclear membrane
5.  cell membrane

(x) One of the most distinctive features used to place organisms in the Kingdom Fungi is the presence of

1.  gill structures
2.  hyphae
3.  cellulose
4.  cap
5.  exoskeleton

(x) Which of the following represent the organisms with homologous structures?

1.  Wings of Birds and Butterfly
2.  Forelimbs of Bird and Bat
3.  Tail of Rat and Scorpion
4.  Sting of Honey bee and Mosquito
5.  Beak of Duck and Hen