1) Which of thee following groups of animals do not possess a nervous system? (a)...

1) Which of thee following groups of animals do not possess a nervous system? (a) cnidaria (b) platyhelminthes (c) nematoda (d) porifera

2) Which of the following organisms cannot exist freely on its own? (a) amoeba (b) chlonydomonas (c) plasmodium (d) paramegium

3) Which of the following cell organelles is the site for the production of ATP? (a) lysosome (b) mitochondrion (e) nucleus (d) kibosome

4) An example of ossmosis in plants is the (a) movement of water through the xylem(b) loss of water vapour from tthe stomata (c) translocationn of food through the phloam (d) absorption of water form the soil by the root

5) An organism that can carry out both autotrophic and heterotrophic mode of nutrition is (a) amoeba (b) eudorina (c) euglena (d) spirogyra

6) The diagram below illuaastraes the transverse section of a............(a) Dicotyledonous root (b) monocotyledonous root (c) dicotyledonous stem (d) monocotyledonous stem

7) Which of the following actions does not occur during exhalation in man? (a) air pressure increases in the thoracic cavity (b) ribs move down and in (c) diaphragm flattens (d) thoracic cavity decreases in volume

8) Deamination of amino acid in the liver produces (d) bile (a) glycogen (b) urea (c) uricacid

9) Flaccidity in plants is associated with (a) cessation of photosynthesis (b) turgidity (e) wilting

(d) discolouration of leaver

10) Muscles act in opposite direction in order to (a) regulate bodily activities (b) prevent muscle fatrigue (c) prevent dislocation of joints (d) cause a bone to move

11) Lateral meristem in following plaants is found in the (a) cortex (b) pericycle (c) cambium (d) pith

12) The cells and the tissues of the nose, throat, chest diaphragm and lungs form the (a) circulatory system (b) respiratory system (c) transport system (d) digestive system

13) The exchange of gases between the environment and the respiratory organs of vertebrate is referred to as (a) respiration (b) inhalation (c) breathing (d) expiration

14) Which of the following organs is responsible for the production of insulin? (a) spleen (b) adrenal gland (c) thyroid gland (d) paucreas

15) Which of the following actions is not a voluntary action (a) sneezing (b) stealing (c) fighting (d) cheating

16) Which of the following parts of the ear does not canotain endolymph? (a) semi-circular canels (b) tympanum (c) utriculus (d) sacculus

17) The type of placentation illustrated in the diagram below is (a) marginal (b) parietal (c) basal (d) axile

18) The association between two organisms in which one of the organisms gains and other loses is reffered to as (a) saprophytism (b) commensalism (c) parasitism (d) mutualism

19) In which of the plant tissues are guard cells located? (a) mesophyll (b) vascular bundles (c) meristem (d) epidermis?

In University of Benin
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Asked by kelly on 27th March, 2025