Q1. The Andaman is separated from Nicobar by which water body?
(a) 11° channel
(b) 10° Channel
(c) Palk Strait
(d) Gulf of Mannar
Q2. Which of these is a dwarf planet?
(a) Neptune
(b) Titan
(c) Eris
(d) Hydra
Q3.There are total _________ parliamentary seats (Lok Sabha constituency) in West Bengal.
(a) 42
(b) 2
(c) 14
(d) 40
Q4. Photoperiodism affects –
(a) Flowering
(b) Vegetative growth
(c) Fruiting
(d) All of these
Q5.Bhutan does not share its border with which Indian state?
(a) West Bengal
(b) Sikkim
(c) Meghalaya
(d) Arunachal Pradesh
Q6.In India, the Air (Prevention and Control of Pollution) Act came into force in 1981, but was amended in ________ to include noise as an air pollutant.
(a) 1987
(b) 1997
(c) 2007
(d) 2017
Q7.Which Indian state is the largest in terms of the total area covered?
(a)Maharashtra
(b)Madhya Pradesh
(c) Rajasthan
(d) Tamil Nadu
Q8. Blood fails to clot, while flowing in the blood vessel because of the presence of –
(a) Heparin
(b) Prothrombin
(c) Haemoglobin
(d) Hirudin
Q9. Which one of the following is called the ‘digestive bag’ in the cell?
(a) Golgi body
(b) Mitochondrion
(c) Ribosome
(d) Lysosome
Q10. One of the leading producers of asbestos in the world is :
(a) Australia
(b) Russia
(c) Canada
(d) Armenia
Solutions
S1. Ans.(b)
Sol.The Ten Degree Channel is a channel that separates the Andaman and Nicobar in the Bay of Bengal.
S2. Ans.(c)
Sol.A dwarf planet is a planetary-mass object that is neither a planet nor a natural satellite. That is, it is in direct orbit of a star, and is massive enough for its gravity to crush it into a hydrostatically equilibrious shape (usually a spheroid), but has not cleared the neighborhood of other material around its orbit. Eris is a dwarf planet.
S3. Ans.(a)
Sol.There are total 42 parliamentary seats (Lok Sabha constituency) in West Bengal.
S4. Ans.(d)
Sol. Photoperiodism is the development responses of plants to the relative lengths of light and dark periods. It affects the vegetative growth as well as the time of flowering and fruiting in plants.
S5. Ans.(c)
Sol. Bhutan is a land locked country. Bordered by Indian states- Sikkim in west, Arunachal Pradesh in east and West Bengal in south.
S6. Ans.(a)
Sol. The Air (Prevention and Control of Pollution) Act 1981 is amended in 1987 to include noise as an air pollutant.According to amendmemt “air pollutant” means any solid, liquid or gaseous substance (including noise) present in the atmosphere in such concentration as may be or tend to be injurious to human beings or other living creatures or plants or property or environment.
S7. Ans.(c)
Sol. Rajasthan is the largest state in India (in terms of area). It covers an area of 342, 239 square kilometres. This represents 10.4% of the whole India.In terms of area, Rajasthan is followed by Madhya Pradesh (308,245 square kilometres), Maharashtra (307,713 square kilometres), Uttar Pradesh (240,928 square kilometres).
S8. Ans.(a)
Sol. Heparin is an anticoagulant (blood thinner) that prevents the formation of blood clots in blood vessel. Heparin is used to treat and prevent blood clots in the veins, arteries, or lung.
S9. Ans.(d)
Sol. Lysosomes are called the digestive bags and also suicide bags. This is because they contain enzymes that help the cell to digest the food eaten by the organism.
S10. Ans.(b)
Sol. Russia is the leading producer of Asbestos.
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