Biology Practice Question and Answer
8 4 Q:
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644be2dc244f7ecdff5f7a7c 4 Q:
603632b6e62cee435672d938 4 Q:
63cf8e430d9e560db8e560e1 4 Q:
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6389cb38c878936066e7d992 4 Q:
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64b5261788d5e4f52dd23643 Answer : 2. "Iron"
Q: Which of the following dust causes lung cancer?
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6329bdbf4ada076be65725ee- 1Ledfalse
- 2Asbestostrue
- 3Carbon monoxidefalse
- 4Cadmiumfalse
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Answer : 2. "Asbestos"
Q: A/an ______ is any substance that causes your immune system to produce antibodies against it.
814 0644be2dc244f7ecdff5f7a7c
644be2dc244f7ecdff5f7a7c- 1proteinfalse
- 2glucosefalse
- 3plateletfalse
- 4antigentrue
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Answer : 4. "antigen"
Q: Which of these diseases is contagious?
812 0603632b6e62cee435672d938
603632b6e62cee435672d938- 1Malariatrue
- 2Cancerfalse
- 3Hypertensionfalse
- 4Diabetesfalse
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Answer : 1. "Malaria"
Q: The joint between vertebrae are formed:
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63cf8e430d9e560db8e560e1- 1Fibrocartilagetrue
- 2Hyaline cartilagefalse
- 3Elastic cartilagefalse
- 4All of thesefalse
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Answer : 1. "Fibrocartilage"
Q: What causes hoof and mouth disease in animals?
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62663cfb97c2ed7f1ddc87f3- 1Bacteriafalse
- 2Protozoafalse
- 3Virustrue
- 4Insectfalse
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Answer : 3. "Virus"
Q: Pregnant women usually become deficient in
808 06389cb38c878936066e7d992
6389cb38c878936066e7d992- 1Sodium and Calciumfalse
- 2Iron and Sodiumfalse
- 3Calcium and Irontrue
- 4Magnesium and Ironfalse
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Answer : 3. "Calcium and Iron "
Q: What is synthesized in the Krebs cycle ?
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6258fa220560954965ab398f- 1lactic acidfalse
- 2pyruvic acidtrue
- 3glucose and ATPfalse
- 4furic acidfalse
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Answer : 2. "pyruvic acid "
Q: Which of the following is essential to form haemoglobin in blood?
798 064b5261788d5e4f52dd23643
64b5261788d5e4f52dd23643- 1Fatsfalse
- 2Irontrue
- 3Calciumfalse
- 4Proteinfalse
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Answer : 2. "Iron"
Explanation :
1. Iron is required for the formation of hemoglobin.
2. Hemoglobin is a part of red blood cells that carries oxygen and removes carbon dioxide (a waste product) from the body.
3. Iron is stored in the body mainly in hemoglobin.
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