1.ง่าย
What is the correct order of the phases of mitosis?
- ATelophase, anaphase, metaphase, prophase
- BProphase, anaphase, metaphase, telophase
- CMetaphase, prophase, anaphase, telophase
- DProphase, metaphase, anaphase, telophase
2.ง่าย
ตามทฤษฎีเซลล์ เซลล์ใหม่มาจากที่ใด
- Aจากเซลล์ที่มีอยู่แล้ว
- Bจากแร่ธาตุในอาหาร
- Cจากสสารที่ไม่มีชีวิตในร่างกาย
- Dจากไวรัสที่เข้ามาในร่างกาย
3.ง่าย
Who first used the word "cells" after looking at thin slices of cork under a microscope?
- ACharles Darwin
- BLouis Pasteur
- CRobert Hooke
- DGregor Mendel
4.ปานกลาง
Which of these is part of the body's innate (non-specific) defence?
- AThe skin and stomach acid
- BT cells that recognise one virus
- CMemory B cells from an earlier infection
- DAntibodies made after vaccination
5.ปานกลาง
Drugs against fungal infections often cause more side effects than drugs against bacteria. Why?
- AFungi are much smaller than bacteria
- BFungal cells are eukaryotic, like human cells
- CFungi reproduce only by binary fission
- DFungi have no cell membrane for drugs to act on
6.ปานกลาง
Which body system works with the respiratory system to deliver oxygen to body cells?
- AThe circulatory system
- BThe skeletal system
- CThe digestive system
- DThe urinary system
7.ยาก
A solution contains 5 mg of a substance in every millilitre. How many milligrams are in 0.02 L of the solution?
- A1000 mg
- B10 mg
- C0.1 mg
- D100 mg
8.ยาก
Some snakes and whales have tiny remains of hip bones that are not used for walking. What do these structures suggest?
- ATheir ancestors had legs
- BThey were caused by a recent mutation
- CThey will grow legs in the future
- DThe bones are needed for swimming
เฉลย
- 1. D · Prophase, metaphase, anaphase, telophase
- 2. A · จากเซลล์ที่มีอยู่แล้ว
- 3. C · Robert Hooke
- 4. A · The skin and stomach acid
- 5. B · Fungal cells are eukaryotic, like human cells
- 6. A · The circulatory system
- 7. D · 100 mg
- 8. A · Their ancestors had legs
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