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Biology 1 - Objective Test Questions

The branch of biology that deals with the principles of classification of organisms is known as
1. biological index
2. nomenclature.
3. taxonomy.
4. ecology.
Which of the following structures is a tissue?
1. Vessel element
2. Blood
3. Sieve tube element
4. Erythrocyte
Which of the following cells are not regarded as specialized?
1. Sperm cells
2. Root tip cells
3. Muscle cells
4. Somatic cells
Which of the following pairs of cells carry out the same function?
1. Check cells and red blood cell
2. Spermatozcan and ovum
3. Palisade cell and epidermal cell
4. Root tip cell and guard cell
If amoeba is placed in a salt solution, the contractile vacuoles would
1. be bursting more frequently.
2. be more numerous.
3. be formed less frequently.
4. grow bigger before they burst.
In which of the following habitats is Paramecium not found?
1. Pond
2. Aquarium
3. Lake
4. Puddle
The following processes are involved in water movement in the endodermis except
1. osmosis.
2. vacuolar pathway
3. diffusion
4. active transport
Cells that utilise a lot of energy are characterized by the presence of a large number of
1. vacuoles.
2. mitochondria
3. endoplasmic reticulum.
4. ribosomes.

The diagram below represents the phenomenon of growth in a meristematic cell of a plant.

Use it to answer questions 9 and 10

the diagram

The part labelled II in the diagram is
1. centriole.
2. chloroplast.
3. chromatid.
4. tonoplast.
The part labelled I in the diagram is
1. nucleolus
2. centromere
3. centriole
4. spindle
Secondary growth is brought about by the activities of the
1. phellogen and phelloderm.
2. phellogen and procambium.
3. vascular cambium and phelloderm.
4. vascular cambium and phellogen.
A monocot root is different from a dicot root by having
1. endodermis.
2. cambium.
3. wide pith.
4. root hair.
Which of the following statements best describes haemoglobin? it is
1. yellowish in colour.
2. a red blood cell.
3. an oxygen carrying pigment.
4. needed for blood clotting.
Inhaled air is made warm and moist in the
1. epiglottis.
2. nasal cavity.
3. trachea.
4. mouth.
Which of the following structures is not involved in respiration?
1. Lung books
2. Mouth
3. Stomach
4. Trachea
Filtrate in the Bowman's capsule contains vitamins because
1. only a little amount is required by the body
2. they can be reabsorbed into the blood.
3. they have low molecular weight
4. most of them are fat soluble.
More sweat is produced during muscular exercise because
1. the contracting muscles produce water.
2. fermentation occurs in muscles.
3. the temperature of the body rises.
4. the muscle fatigues.
Which of the following neurons may not have myelin sheath?
1. Effects cells
2. Intermediate neurons
3. Motor neurons
4. Sensory neurons
Which of the following is an effector organ?
1. Tongue
2. Skin
3. Nose bridge
4. Ear glands
During sexual reproduction in Paramecium, how many times does the zygote divide to produce eight nuclei?
1. 1
2. 2
3. 3
4. 4
The testes in male mammals descend into the scrotal sac because
1. there is congestion in the lower abdomen.
2. they run the risk of being destroyed.
3. they need special support.
4. they require a relatively low temperature.
Question 22
1. Option a
2. Option b
3. Option c
4. Option d
Question 23
1. Option a
2. Option b
3. Option c
4. Option d
Question 24
1. Option a
2. Option b
3. Option c
4. Option d
Question 25
1. Option a
2. Option b
3. Option c
4. Option d
Question 26
1. Option a
2. Option b
3. Option c
4. Option d
Question 27
1. Option a
2. Option b
3. Option c
4. Option d
Question 28
1. Option a
2. Option b
3. Option c
4. Option d
Question 29
1. Option a
2. Option b
3. Option c
4. Option d
Question 30
1. Option a
2. Option b
3. Option c
4. Option d
Question 31
1. Option a
2. Option b
3. Option c
4. Option d
Question 32
1. Option a
2. Option b
3. Option c
4. Option d
Question 33
1. Option a
2. Option b
3. Option c
4. Option d
Question 34
1. Option a
2. Option b
3. Option c
4. Option d
Question 35
1. Option a
2. Option b
3. Option c
4. Option d
Question 36
1. Option a
2. Option b
3. Option c
4. Option d
Question 37
1. Option a
2. Option b
3. Option c
4. Option d
Question 38
1. Option a
2. Option b
3. Option c
4. Option d
Question 39
1. Option a
2. Option b
3. Option c
4. Option d
Question 40
1. Option a
2. Option b
3. Option c
4. Option d
Question 41
1. Option a
2. Option b
3. Option c
4. Option d
Question 42
1. Option a
2. Option b
3. Option c
4. Option d
Question 43
1. Option a
2. Option b
3. Option c
4. Option d
Question 44
1. Option a
2. Option b
3. Option c
4. Option d
Question 45
1. Option a
2. Option b
3. Option c
4. Option d
Question 46
1. Option a
2. Option b
3. Option c
4. Option d
Question 47
1. Option a
2. Option b
3. Option c
4. Option d
Question 48
1. Option a
2. Option b
3. Option c
4. Option d
Question 49
1. Option a
2. Option b
3. Option c
4. Option d
Question 50
1. Option a
2. Option b
3. Option c
4. Option d

Biology 2 - Theory Questions

Section A - For All Candidates

Question 1
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
Question 2
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
Question 3
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
Question 4
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v

Section C - For Candidates In Nigeria Only

Question 6
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v

Biology 3 - Practical Questions

Section A - For All Candidates

Question 1
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
Question 2
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v

Section C - For Candidates in Nigeria Only

Question 4
1. Sub-question a
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
2. Sub-question b
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
3. Sub-question c
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
4. Sub-question d
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
5. Sub-question e
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v
6. Sub-question f
  1. Sub-question i
  2. Sub-question ii
  3. Sub-question iii
  4. Sub-question iv
  5. Sub-question v

@@ Line 35: / Line 35: @@
          </ol>
      </li>
-     <li>if Amoeba is placed in a salt solution, the contractile vacuoles would
+     <li>If amoeba is placed in a salt solution, the contractile vacuoles would
          <ol type="a">
              <li>be bursting more frequently.</li>
@@ Line 82: / Line 82: @@
              <li>nucleolus</li>
              <li>centromere</li>
-             <li>centriola</li>
+             <li>centriole</li>
              <li>spindle</li>
          </ol>
      </li>
-     <li>Question 11
+     <li>Secondary growth is brought about by the activities of the
          <ol type="a">
-             <li>Option a</li>
+             <li>phellogen and phelloderm.</li>
-             <li>Option b</li>
+             <li>phellogen and procambium.</li>
-             <li>Option c</li>
+             <li>vascular cambium and phelloderm.</li>
-             <li>Option d</li>
+             <li>vascular cambium and phellogen.</li>
          </ol>
      </li>
-     <li>Question 12
+     <li>A monocot root is different from a dicot root by having
          <ol type="a">
-             <li>Option a</li>
+             <li>endodermis.</li>
-             <li>Option b</li>
+             <li>cambium.</li>
-             <li>Option c</li>
+             <li>wide pith.</li>
-             <li>Option d</li>
+             <li>root hair.</li>
          </ol>
      </li>
-     <li>Question 13
+     <li>Which of the following statements best describes haemoglobin? it is
          <ol type="a">
-             <li>Option a</li>
+             <li>yellowish in colour.</li>
-             <li>Option b</li>
+             <li>a red blood cell.</li>
-             <li>Option c</li>
+             <li>an oxygen carrying pigment.</li>
-             <li>Option d</li>
+             <li>needed for blood clotting.</li>
          </ol>
      </li>
-     <li>Question 14
+     <li>Inhaled air is made warm and moist in the
          <ol type="a">
-             <li>Option a</li>
+             <li>epiglottis.</li>
-             <li>Option b</li>
+             <li>nasal cavity.</li>
-             <li>Option c</li>
+             <li>trachea.</li>
-             <li>Option d</li>
+             <li>mouth.</li>
          </ol>
      </li>
-     <li>Question 15
+     <li>Which of the following structures is not involved in respiration?
          <ol type="a">
-             <li>Option a</li>
+             <li>Lung books</li>
-             <li>Option b</li>
+             <li>Mouth</li>
-             <li>Option c</li>
+             <li>Stomach</li>
-             <li>Option d</li>
+             <li>Trachea</li>
          </ol>
      </li>
-     <li>Question 16
+     <li>Filtrate in the Bowman's capsule contains vitamins because
          <ol type="a">
-             <li>Option a</li>
+             <li>only a little amount is required by the body</li>
-             <li>Option b</li>
+             <li>they can be reabsorbed into the blood.</li>
-             <li>Option c</li>
+             <li>they have low molecular weight</li>
-             <li>Option d</li>
+             <li>most of them are fat soluble.</li>
          </ol>
      </li>
-     <li>Question 17
+     <li>More sweat is produced during muscular exercise because
          <ol type="a">
-             <li>Option a</li>
+             <li>the contracting muscles produce water.</li>
-             <li>Option b</li>
+             <li>fermentation occurs in muscles.</li>
-             <li>Option c</li>
+             <li>the temperature of the body rises.</li>
-             <li>Option d</li>
+             <li>the muscle fatigues.</li> </ol>
-        </ol>
      </li>
-     <li>Question 18
+     <li>Which of the following neurons may '''not''' have myelin sheath?
          <ol type="a">
-             <li>Option a</li>
+             <li>Effects cells</li>
-             <li>Option b</li>
+             <li>Intermediate neurons</li>
-             <li>Option c</li>
+             <li>Motor neurons</li>
-             <li>Option d</li>
+             <li>Sensory neurons</li>
          </ol>
      </li>
-     <li>Question 19
+     <li>Which of the following is an effector organ?
          <ol type="a">
-             <li>Option a</li>
+             <li>Tongue </li>
-             <li>Option b</li>
+             <li>Skin</li>
-             <li>Option c</li>
+             <li>Nose bridge </li>
-             <li>Option d</li>
+             <li>Ear glands</li>
          </ol>
      </li>
-     <li>Question 20
+     <li>During sexual reproduction in Paramecium, how many times does the zygote divide to produce eight nuclei?
          <ol type="a">
-             <li>Option a</li>
+             <li>1</li>
-             <li>Option b</li>
+             <li>2</li>
-             <li>Option c</li>
+             <li>3</li>
-             <li>Option d</li>
+             <li>4</li>
          </ol>
      </li>
-     <li>Question 21
+     <li>The testes in male mammals descend into the scrotal sac because
          <ol type="a">
-             <li>Option a</li>
+             <li>there is congestion in the lower abdomen.</li>
-             <li>Option b</li>
+             <li>they run the risk of being destroyed.</li>
-             <li>Option c</li>
+             <li>they need special support.</li>
-             <li>Option d</li>
+             <li>they require a relatively low temperature.</li>
          </ol>
      </li>