Biology General Awareness Questions : 28th, January 2020 for Medulla and Scurvy

Q1. Medulla oblongata is a part of which of the following?
(a) Heart
(b) Brain
(c) Lungs
(d) Stomach

Q2. Scurvy (bleeding of gums) is caused by deficiency of which vitamin?
(a) Vitamin K
(b) Vitamin B2
(c) Vitamin C
(d) Vitamin A

Q3. Achras sapote is the scientific name of
(a) Custard Apple
(b) Gulmohar
(c) Tamarind
(d) Chiku

Q4. Prawn belongs to the phylum
(a) Arthropoda
(b) Cnidaria
(c) Echinodermata
(d) Chordata

Q5. Plant cell wall is made up of –
(a) Cellulose
(b) Glucose
(c) Sucrose
(d) Fructose

Q6. The study of Fungi is also known as –
(a) Cytology
(b) Myology
(c) Mycology
(d) Neurology

Q7. The outermost layer of skin is –
(a) Epidermis
(b) Dermis
(c) Tissues
(d) Hypodermis

Q8. Which of the following plants have root nodules?
(a) Leguminous plants
(b) Parasitic plants
(c) Epiphytic Plants
(d) Aquatic Plants

Q9. Earth-worms belongs to the phylum –
(a) Protozoa
(b) Cnidaria
(c) Annelida
(d) Mollusca

Q10. Ringworm is a disease caused by –
(a) Fungi
(b) Bacteria
(c) Virus
(d) Flies


S1. Ans.(b)
Sol. The medulla oblongata helps regulate breathing, heart and blood vessel function, digestion, sneezing, and swallowing. This part of the brain is a center for respiration and circulation.

S2. Ans.(c)
Sol. Scurvy is caused due to deficiency of Vitamin C.

S3. Ans.(d)
Sol. Achras sapote is the scientific name of Chiku.

S4. Ans.(a)
Sol. Prawn belongs to the phylum Arthropoda

S5. Ans.(a)
Sol. The plant cell wall is composed of cellulose. Cellulose is a structural carbohydrate and is considered a complex sugar because it is used in both protection and structure.

S6. Ans.(c)
Sol. Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans.

S7. Ans.(a)
Sol.The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone.

S8. Ans.(a)
Sol. A legume is a plant or its fruit or seed in the family Fabaceae. Legumes are grown agriculturally, primarily for their grain seed called pulse, for livestock forage and silage, and as soil-enhancing green manure. Many legumes have root nodules that provide a home for symbiotic nitrogen-fixing bacteria called rhizobia.

S9. Ans.(c)
Sol. Earthworms belongs to the Annelida Phylum.

S10. Ans.(a)
Sol. Ringworm of the skin (tinea corporis) is most commonly caused by the fungus Trichophyton rubrum, which spreads from one person to another.

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