Third Term Examination Biology Senior Secondary Schools (SS 2) Exam Questions
BIOLOGY THIRD TERM EXAMINATION SENIOR SECONDARY SCHOOLS (SS 2) EXAM QUESTIONS
SECTION A – OBJECTIVES
INSTRUCTION – CHOOSE THE CORRECT ANSWER FROM THE OPTIONS A – D.
1. The movement of diaphragm is characteristics of gaseous exchange.
(a) Insect
(b) Fish
(c) Toad
(d) Mammals
2. _______ is the part of gaseous exchange in Fish.
(a) Gill
(b) Operculum
(c) Scale
(d) Fin
3. The stamata of a leaf performs the same function as the _______.
(a) spiracle of insect
(b) tracheal
(c) pharynx of man
(d) scale
4. A grasshopper respires by means of it’s _______.
(a) lung book
(b) gills
(c) tracheal tube
(d) lungs
5. The unique habitat created by mixing of fresh and salt water is _______.
(a) brackish
(b) river
(c) ocean
(d) stream
6. In the mammalian tooth, the pulp cavity contains _______.
(a) pulp
(b) blood vessels
(c) pulp like structures
(d) stomach
7. Which of the following organ produces bile?
(a) A gall bladder
(b) Pancreas
(c) Liver
(d) Cement
8. The driest habitat is _______.
(a) desert
(b) forest
(c) savannah
(d) swamp
9. Which of the following is xenomorphic plant?
(a) Cactus
(b) Water leaf
(c) Water lily
(d) Balsam
10. Trypanosome is transmitted by a vector _______.
(a) Tse fly
(b) white fly
(c) aphis
(d) bees
11. Pulse taking is aimed at determining proper functioning of the _______.
(a) heart
(b) kidney
(c) lungs
(d) liver
12. Coconut fruit is a _______.
(a) drupe
(b) berry
(c) pome
(d) borosis
13. _______ fruits are the fruits which spilt open to release their seeds when rope.
(a) Dehiscent
(b) Indehiscent
(c) Schizocarp
(d) Follicle
14. _______ germination is defined as the type of germination in which the cotyledon or seed leaves are carried above the soil surface.
(a) Epigeal
(b) Hypogeal
(c) Hypergeal
(d) Hymegeal
15. Example of protozoa is _______.
(a) euglena
(b) amoeba
(c) hydra
(d) cilia
16. When the solute concentration of the cell and it’s surrounding medium are the same is _______.
(a) hypertonic
(b) hypotonic
(c) solute
(d) isotonic
17. _______ the breaking down of complex organic molecules into simple substance releasing energy.
(a) Anabolism
(b) Catabolism
(c) Metabolism
(d) Metabolism
18. The dental formula of man is _______.
(a) i=2\2, C=1\1, p= 2\2, m=3\3
(b) i= 2\1, c=0/0, p= 3/2, m= 3/3
(c) i =3/3, c=1/1, p= 4/4, m=2/3
(d) I=3/1, c=0/2, p=3/3, m= 2/3
19. Skull, vertebral column or backbone the ribs and sternum or breastbone are made up of _______
(a) axial
(b) appendicular
(c) the skull
(d) the cranium
20. Muscles are attached to the bones by means of non elastic tough whitish cord of fibrous material called _______.
SECTION B – FILL IN THE GAPS
21. _______ is the transformation of organisms from egg to adult stage.
22. Pollination is made possible through _______ and _______.
23. _______ the border between uterus and vagina.
24. The most sensitive part of the retina is _______.
25. The union of male and female gametes to form a zygote is _______.
26. Mango is example of _______.
27. _______ is the study of heredity and variation.
28. PNS means _______.
29. _______ are organic chemical substances secreted by ductless glands.
30. Body temperature as well as water balance can be controlled by _______.
SECTION C – THEORY
INSTRUCTION – ATTEMPT THREE (3) QUESTIONS.
QUESTION 1
A. Define reproduction and types
B. Mention the female and the male reproductive parts of the plant.
QUESTION 2. Explain the following –
A. Germination
B. Growth
C. Pollination
D. Androecium
E. Gynoecium
QUESTION 3
A. What is fruit?
B. Draw a well labelled diagram of the structure of mango.
C. List 4 classes of fruit.
QUESTION 4
A. Define habitat.
B. Mention three (3) types of habitat.
C. List the abiotic factor affecting terrestrial habitat.
D. State two (2) types of marshes habitat.
QUESTION 5
Write short notes on the followings –
A. Terrestrial habitat
B. Marine habitat
C. Photosynthesis
D. Osmoregulation
E. Homeostasis
SECTION D – ALTERNATIVE TO PRACTICAL
INSTRUCTIONS – Identify the specimens A-J and answer the following questions:
Specimen A – Fish
Specimen B – Cockroach
Specimen C – Bread
Specimen D- Onion
Specimen E- Dried milk
Specimen F- Banana
Specimen G- Grass
Specimen H- Orange
Specimen I- Egg
Specimen J – Mango
QUESTION 1
A. Identify the specimens.
B. Draw a well labeled diagram of specimen A and the role of gills.
C. Mention 3 ways specimen A can be preserved.
QUESTION 2
2. Identify the specimen C and G and E and state their botanical name and class.
QUESTION 3
3. What are 3 importance of specimen B. This specimen can be divided into _______, _______ and _______.
QUESTION 4. Identify specimen D and F and state their end product after digestion.
QUESTION 5. State the common and botanical name of specimen H and give one economic important of it.
QUESTION 6. Mention one common family of specimen C , G and I.