Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.
After a reaction between protease J and the food substance, the end product would be
- A. fatty acids
- B. glucose
- C. amino acids
- D. water
Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.
Protease J would react with the particular illustrated substance because enzymes?
- A. are denatured at a high frequency
- B. are specific in their action
- C. remain unchanged after a reaction
- D. speed
The major source of vitamin A are ?
- A. egg yolk, carrot and palm oil
- B. mango, pawpaw,and eggs
- C. sorghum,soya bean and liver
- D. rice,bran,green vegetables and milk
An evidence of the occurrence of photosynthesis in an experiment is the?
- A. release of carbon (IV) oxide
- B. release of oxygen
- C. formation of water molecules
- D. formation and release of fructose
In which of the following structures is simple sugar produced?
- A. Vacuole
- B. Cytoplasm
- C. Chloroplast
- D. Cell wall
The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.
If the number of chromosomes in the skin cells of mammals is 46, how many chromosomes would be found in P and Q respectively?
- A. 23 and 23
- B. 23 and 46
- C. 46 and 23
- D. 46 and 46.
The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.
Which of the following statements about P and Q is correct?
- A. Both cells are structures for asexual reproduction
- B. Both cells normally belong to the same individual
- C. Both cells are found in plants
- D. The union of both cells gives rise to a new mammal
The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.
Which parts of P and Q fuse to complete the biological process?
- A. III and I
- B. IV and I
- C. III and II
- D. IV and II
The diagram above is an illustration of some parts of a mammalian ear. Study it and answer this question.
Which of the parts are correctly grouped?
- A. (Inner ear I, IV) (Middle ear III) (Outer ear II)
- B. (Inner ear III) (Middle ear II, IV) (Outer ear I)
- C. (Inner ear III) (Middle ear II) (Outer ear III,IV)
- D. (Inner ear II) (Middle ear I, III) (Outer ear IV)
The diagram above is an illustration of some parts of a mammalian ear. Study it and answer this question.
The parts labelled I are the?
- A. semi circular canals
- B. ossicles
- C. cochlea
- D. external auditory meatus
The diagram above is an illustration of some parts of a mammalian ear. Study it and answer this question.
The middle ear is connected to the pharynx by the part labelled
- A. I
- B. II
- C. III
- D. IV
The table above shows the effect of hormones I,II,III and IV on some parts of the human body. Where (✓) represents effects and (X) represents no effect of hormone on the corresponding part of the body. study it and answer this question.
The hormone responsible for anxiety is?
- A. I
- B. II
- C. III
- D. IV
The table above shows the effect of hormones I,II,III and IV on some parts of the human body. Where (✓) represents effects and (X) represents no effect of hormone on the corresponding part of the body. study it and answer this question.
Which of the following hormones are l, II, Ill and IV respectively?
- A. ADH, Glucagon, Oestrogen, Adrenaline
- B. Adrenaline, Glucagon, Oestrogen, ADH
- C. Glucagon,ADH, Oestrogen, Adrenaline
- D. Adrenaline, ADH, Oestrogen, Glucagon
Use the following processes to answer this question.
I-Ribs move upward and outward
II- Diaphragm relaxes
IIl-Volume of thorax increases
IV-Air is forced out of the lungs
which of the following processes is a direct result of contraction of the intercostal muscles?
- A. I
- B. II
- C. III
- D. IV
Use the following processes to answer this question.
I-Ribs move upward and outward
II- Diaphragm relaxes
IIl-Volume of thorax increases
IV-Air is forced out of the lungs
Which of the processes take place during inspiration?
- A. I and III only
- B. II and III only
- C. II and III only
- D. III and IV only
Which of the following blood components has the greatest affinity for oxygen and carbon (IV) oxide?
- A. Lymphocyte
- B. Thrombocyte
- C. Erythrocyte
- D. Blood plasma
The total number of caudal vertebrae in animals X and Y is 4 and 27 respectively. The animals are likely to be.
- A. fish and human
- B. toad and rat
- C. toad and fish
- D. humans and rat
The region of a plant stem in which cells divide to increase its diameter is
- A. cambium
- B. phloem
- C. xylem
- D. collenchyma
The process that brings about the shrinking of a spirogyra cell when placed in a strong solution is ?
- A. osmosis
- B. autolysis
- C. plasmolysis
- D. diffusion
The organelles in cells which are also referred to as suicidal bags are the
- A. mithchondria
- B. lysosomes
- C. ribosomes
- D. nuclei
Diagrams X and Y above are illustrations of transverse sections of a part of plants, Study them and answer this question.
The part labelled Il is the?
- A. Pith
- B. xylem
- C. Phloem
- D. endodermis