Biology Practice Question and Answer
8 Q: Which of the following is a disease caused by bacteria?
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60363803e62cee435672f5ba- 1Titanustrue
- 2Malariafalse
- 3Poliomyelitisfalse
- 4Filariafalse
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Answer : 1. "Titanus"
Explanation :
All of these diseases are caused by bacteria i.e. Pneumonia, Cholera, Tuberculosis. Cancer is caused by uncontrolled cell division. Pneumonia is caused by a bacterium Streptococcus pneumoniae. Cholera is caused by a bacterium Vibrio cholerae.
Q: Which of the following is not a seafood fish of India?
1405 05ee836d979b5ea388bebeaeb
5ee836d979b5ea388bebeaeb- 1Surmaifalse
- 2Udanminfalse
- 3Echinodermstrue
- 4Hilsafalse
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Answer : 3. "Echinoderms"
Explanation :
The option that is not a seafood fish of India is:
(C) Echinoderms
Explanation:
Echinoderms, such as sea cucumbers and starfish, are not fish. They belong to a different phylum (Echinodermata) and are not typically consumed as seafood fish.
On the other hand:
Surmai is a type of kingfish and is a seafood fish commonly found in Indian waters.
Udanmin appears to be a misspelling, and without clarification, it's not clear what specific fish it refers to.
Hilsa is a type of herring and is a well-known and widely consumed seafood fish in India.
Therefore, the correct answer to the question is (C) Echinoderms.
Q: Anemia disease is caused due to deficiency of which vitamin?
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624ec0aa67b2505d7e5b0d95- 1Vitamin B12true
- 2Vitamin B1false
- 3Vitamin B3false
- 4Vitamin Cfalse
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Answer : 1. "Vitamin B12"
Explanation :
Symptoms of vitamin B12 deficiency or folate deficiency anemia develop slowly and are similar to those of other types of anemia, such as fatigue, weakness, and pale skin. Vitamin B12 deficiency can also cause nerve damage, the main symptoms of which include tingling, loss of touch, and muscle weakness. Confusion can arise when Vitamin B12 becomes too low. Vitamin B12 deficiency anemia in the elderly can be mistaken for dementia. This happens because of similar symptoms.
Q: Deficiency of which of these vitamins causes anaemia in humans?
473 06491a2a3cae316dfef688b29
6491a2a3cae316dfef688b29- 1Vitamin Cfalse
- 2Vitamin Bfalse
- 3Vitamin Afalse
- 4Vitamin B12true
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Answer : 4. "Vitamin B12"
Explanation :
1. Anemia in humans is caused by a deficiency of Vitamin B12.
2. Vitamin B12 is a water-soluble vitamin
3. Which is necessary for the formation of red blood cells?
4. The most common cause of anaemia is low iron levels in the body. This type of anaemia is called iron deficiency anaemia.
Q: Deficiency of which of these vitamin causes anaemia in humans?
427 064b529b82dc867f593f620ca
64b529b82dc867f593f620ca- 1Vitamin Dfalse
- 2Vitamin Bfalse
- 3Vitamin Afalse
- 4Vitamin B12true
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Answer : 4. "Vitamin B12"
Explanation :
Symptoms of vitamin B12 deficiency or folate deficiency anemia develop slowly and are similar to those of other types of anemia, such as fatigue, weakness, and pale skin. Vitamin B12 deficiency can also cause nerve damage, the main symptoms of which include tingling, loss of touch, and muscle weakness. Confusion can arise when Vitamin B12 becomes too low. Vitamin B12 deficiency anemia in the elderly can be mistaken for dementia. This happens because of similar symptoms.
Q: Which of the following mammalian organisms is not a common source of fibre?
469 06576f163e367ac7b2ea394d7
6576f163e367ac7b2ea394d7- 1zebratrue
- 2Embers Goatfalse
- 3Llamafalse
- 4Alpacafalse
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Answer : 1. "zebra"
Explanation :
Mammals are a common source of fibre.
1. Embers Goat
3. Llama
4. Alpaca
Q: In the context of the human nervous system, which part of the neuron receives information
382 06572edfe1691dabf7d6129e9
6572edfe1691dabf7d6129e9- 1Dendritetrue
- 2Mitochondriafalse
- 3Axonfalse
- 4Nerve endingfalse
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Answer : 1. "Dendrite"
Explanation :
1. Dendrites are projections of a neuron (nerve cell) that receive signals (information) from other neurons.
2. Transfer of information from one neuron to another is achieved through chemical signals and electrical impulses, i.e. electrochemical signals.
Q: Which one of the following is the richest source of vitamin C?
1317 05ef5840e196e681f76d9b537
5ef5840e196e681f76d9b537- 1Guavatrue
- 2Pineapplefalse
- 3Orangefalse
- 4Tomatofalse
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Answer : 1. "Guava "
Explanation :
(A) Guava
Guava is considered one of the richest sources of vitamin C among fruits. It contains a high concentration of ascorbic acid, which is a form of vitamin C. While other fruits like oranges and pineapples also contain vitamin C, guava surpasses them in terms of vitamin C content per serving. Tomatoes, although a good source of vitamin C, are generally lower in vitamin C compared to guava.