| 1 |
Which of these clues would tell you whether a cell is prokaryotic or eukaryotic? |
- A. The presence or absence of a cell wall
- B. Whether or not the cell is partitioned by internal membranes
- C. The presence or absence of ribosomes
- D. Whether or not the cell contains DNA
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| 2 |
_______________ is the process i which molecules moves from region of higher concentration to region of lower concentration. |
- A. Diffusion
- B. Osmiss
- C. Active transport
- D. Passive transport
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| 3 |
Classes are grouped into ____________ |
- A. Phylaum
- B. Order
- C. Class
- D. Kingdom
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| 4 |
Which of the following chamber has the thickest walls in human heart? |
- A. Right atrium
- B. Left atrium
- C. Left ventricle
- D. Right ventricle
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| 5 |
Valves to prevent the backflow of blood are found in the: |
- A. Arteries
- B. Veins
- C. Capillaries
- D. All of the above
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| 6 |
Improved the quality of lenses. |
- A. Robert Brown
- B. Robert hooke
- C. Leeuwenhoek
- D. Dolland
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| 7 |
In the embryonic and foetal life RBCs are produced in: |
- A. Liver
- B. Ribs
- C. Spleen
- D. Liver and spleen
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| 8 |
A patient with blood group A can be given the blood of donor who has; |
- A. Blood group A or AB
- B. Blood group A or O
- C. Blood group A only
- D. Blood group O only
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| 9 |
..................... Organisms cannot carry out photosynthesis. |
- A. Autotrophic
- B. Heterotrophic
- C. Both
- D. None
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| 10 |
A gardener sees a large snake nearby. he knows generally snakes sting, so the gardener ran away. The gardener did which of the following? |
- A. Used reasoning
- B. Used observation
- C. Constructed a theory
- D. Tested a hypothesis
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