Biology Practice Question and Answer
8 Q: Which of the following is a root ?
1374 0626696b0e1e2a840c333c6c4
626696b0e1e2a840c333c6c4- 1Potatofalse
- 2Onionfalse
- 3Carrottrue
- 4gingerfalse
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Answer : 3. "Carrot "
Explanation :
Yams, beets, parsnips, turnips, rutabagas, carrots, yuca, kohlrabi, onions, garlic, celery root (or celeriac), horseradish, daikon, turmeric, jicama, Jerusalem artichokes, radishes, and ginger are all considered roots. Because root vegetables grow underground, they absorb a great amount of nutrients from the soil.
Q: Which one of the following vitamins is essential for coagulation of blood?
1371 06389bbea34f83f147273f3b0
6389bbea34f83f147273f3b0- 1Vitamin Afalse
- 2Vitamin B12false
- 3Vitamin Ktrue
- 4Vitamin Dfalse
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Answer : 3. "Vitamin K"
Q: Starch and sugar in our food are forms of _____.
1370 064c22ce196ae1f4842ff082d
64c22ce196ae1f4842ff082d- 1Proteinsfalse
- 2fatsfalse
- 3vitaminsfalse
- 4carbohydratestrue
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Answer : 4. "carbohydrates"
Explanation :
1. Starch and sugar found in our food are forms of carbohydrates. Carbohydrates are an important part of our diet. They provide energy to the body and are essential for other body functions.
2. Starch is a complex carbohydrate found in plants. It is found in wheat, rice, potatoes, and other grains. Starch is used to thicken food, make sugar, and make other foods.
Q: The cause of Minamata disease is-
1369 05f746d274637db73283395f3
5f746d274637db73283395f3- 1Mercurytrue
- 2Cadmiumfalse
- 3Glassfalse
- 4Zincfalse
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Answer : 1. "Mercury"
Q: Which of the following fall under Phylum Cnidarian of the animal kingdom?
1364 064c2210496ae1f4842fecb82
64c2210496ae1f4842fecb82- 1Sea urchinsfalse
- 2Earthwormsfalse
- 3Snailsfalse
- 4Coralstrue
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Answer : 4. "Corals"
Explanation :
1. Coral comes under the Cnidarian phylum of the animal kingdom.
2. Coral, also known as Coral and Mirajan, is a type of tiny sea creatures that live in groups numbering millions.
3. Coral, also known as Coral and Mirajan, is a type of tiny sea creature that lives in groups numbering millions.
Q: Xerophthalmia is caused due to the deficiency of vitamin ________.
1362 062becdd7a00ee61c3117dd51
62becdd7a00ee61c3117dd51- 1Atrue
- 2Kfalse
- 3Cfalse
- 4Dfalse
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Answer : 1. "A"
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: The_______is at its largest in children, but with the onset of puberty, it eventually shrinks and gets replaced by fat.
1353 06411b5303218fd8d14928dd3
6411b5303218fd8d14928dd3- 1Parathyroid glandfalse
- 2Thymustrue
- 3Hypothalamusfalse
- 4Pituitary glandfalse
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Answer : 2. "Thymus"
Explanation :
1. It is at its greatest in children.
2. With puberty, it eventually shrinks and is replaced by fat.
3. It produces and secretes thymosin, an essential hormone for T cell development and production.
4. Thymus gland is a small organ located under the breast bone in the upper chest.
5. It produces white blood cells, called lymphocytes, which protect the body from infection.

