Q1. D.P.T. vaccine is given to protect from
(a) Tetanus, Polio, Plague
(b) T.B., Polio, Diphtheria
(c) Diphtheria, Whooping Cough, Tetanus
(d) Diphtheria, Polio, Leprosy
Q2. In Vermiculture, the worm used is-
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Q3. Mammoth is the Ancestor of-
Q4. Clove is a-
(a) Buds of stem
(b) Bales of root
(c) Closed buds
Q5. A hydrophyte is:
(a) A marine animal
(b) An aquatic plant
(c) A plant disease
(d) None of these
Q6. Mendel’s principle of inheritance is based on-
(a) Vegetative reproduction
(b) Asexual reproduction
(c) Sexual reproduction
(d) All of the above
Q7. What are vitamins?
(a) Organic Compound
(b) Inorganic Compound
(c) Living organism
(d) None of these
Q8. Which one of the following pairs is no correctly matched?
(a) Vitamin A -Night Blindness
(b) Vitamin B3 -Pellagra
(c) Vitamin D -Colour Bindness
(d) Folic acid -Anaemia
Q9. Which one of the following is a plant hormone?
Q10. Insulin is received from-
(a) Rhizome of ginger
(b) Roots of dahlia
(c) Balsam flower
(d) Potatoes tuber
Sol. DPT Vaccine refers to a class of combination vaccines against three infectious diseases in humans: diphtheria, pertussis (A whooping cough) and tetanus.
Sol. Vermiculture means worm growing or worm farming. When earthworms are used primarily for the production of compost, the practice is referred to as vermicomposting.
Sol. Extinct mammoth is more closely related to today’s African elephant or Asian elephant. Modern elephants and wooly mammoths share a common ancestor, that lived about 7 million years ago.
Sol. Cloves are the aromatic closed, dried floral bud, which is used in Ayurvedic medicine, making food and as an anodyne for dental emergences.
Sol. Hydrophytes or an aquatic plants are plants, that have adapted to live in an aquatic environment (salt water of fresh water).
Sol. Mendel’s principle of inheritance is based on sexual reproduction.
Sol. Vitamins are organic compounds and a vital nutrient that an organism requires in limited amounts.
Sol. Colour blindness is a sex-linked genetic disorder. It does not relate to vitamin D. The deficiency of Vitamin A causes night blindness. Vitamin B_3 is also called niacin . Its deficiency causes pellagra. The deficiency of folic acid causes anaemia.
Sol. The plant hormones are generally classified into five groups,
These are :
(i) Abscisic acid (ii) Auxins
(iii) Cytokinins (iv) Ethylene
Sol. Insulin is a hormone which plays an important role in the regulation of blood glucose level. The main source in insulin from the roots of dahlias and Beta β-cells of the pancreas.
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