Biology Practice Question and Answer
8 Q: Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea?
903 06389b4b5a528960cccf43e74
6389b4b5a528960cccf43e74- 1Ascorbic acidfalse
- 2Folic acidfalse
- 3Nicotinic acidtrue
- 4Pantothnic acidfalse
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Answer : 3. "Nicotinic acid"
Q: Sponges belong to phylum ______ of the animal kingdom.
901 064c2509e9e9013486a756bb1
64c2509e9e9013486a756bb1- 1Echinodermatafalse
- 2Poriferatrue
- 3Aschelminthesfalse
- 4Molluscafalse
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Answer : 2. "Porifera"
Explanation :
1. Sponge belongs to Porifera phylum of the animal kingdom.
2. These are primitive multicellular animals. The study of sponges is known as para zoology.
3. Sponges are mostly irregular in shape and have radial symmetry.
4. The body of a sponge has two layers-
- Epidermis: This is the outer layer that helps move water in and out.
- Mesohyl: This is the middle layer which contains the cells of the sponge.
Q: Red worms have a structure named ______ which helps them in grinding their food.
899 062beae5ea00ee61c3116d7f6
62beae5ea00ee61c3116d7f6- 1Cropfalse
- 2Intestinefalse
- 3Gizzardtrue
- 4Esophagusfalse
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Answer : 3. "Gizzard"
Q: Are carriers of infectious diseases?
896 06036348aa0666c3c8505f82f
6036348aa0666c3c8505f82f- 1flyfalse
- 2Dogsfalse
- 3Mosquitofalse
- 4None of thesetrue
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Answer : 4. "None of these"
Q: Which organ stores fat soluble vitamins?
896 062f32f063342ab11843748f6
62f32f063342ab11843748f6- 1Bloodfalse
- 2Skinfalse
- 3Livertrue
- 4Pancreasfalse
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Answer : 3. "Liver"
Q: What is the full form of OCD?
893 0644be3960c6225ce3562a392
644be3960c6225ce3562a392- 1Obesity-Compulsive Disorderfalse
- 2Obsession-Controlling Devicefalse
- 3Obesity-Controlling Devicefalse
- 4Obsessive-Compulsive Disordertrue
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Answer : 4. "Obsessive-Compulsive Disorder"
Q: Bowman’s glands are located in the
891 063cfba1c307947462be4f1bb
63cfba1c307947462be4f1bb- 1Anterior pituitaryfalse
- 2Olfactory epithelium of our nosetrue
- 3Proximal end of uriniferous tubulesfalse
- 4Female reproductive system of cockroachfalse
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Answer : 2. "Olfactory epithelium of our nose"
Q: Which of the following fall under Phylum Cnidarian of the animal kingdom?
882 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.