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MCQs 1: The food in onion is stored in_________________?

Root Stem leaves Scale leaves
Answer Explanation

MCQs 2: Edible part of orange is__________________?

Unexcelled endocarp hair Unicelled placenta hairs Multicelled endocarpic hair Multicelled placental hairs
Answer Explanation

MCQs 3: Rum is distilled from____________________?

Unmalted potatoes Fermented fruit juice Unmalted cereals Unrefined products of sugarcane
Answer Explanation

MCQs 4: A healthy plant not selling seed may be due to____________________?

Self incompatibility Male sterility Female sterility All the above
Answer Explanation

MCQs 5: Red flower pea plant is crossed with the white flowered pea plant, F1 is red; with flower color is ______________________?

Dominant Recessive Non-genetic Unexpressive
Answer Explanation

MCQs 6: Where would you look for active cell division in a plant _____________________?

Pith cells Cortex cells Internodes regions Tips of stem & roots
Answer Explanation

MCQs 7: The parry of Cauliflower which is eaten is__________________?

Flower Fruit Bud Inflorescence
Answer Explanation

MCQs 8: Ribosome’s are the centers of_____________________?

Fat synthesis Starch synthesis Protein synthesis Anaerobic respiration
Answer Explanation

MCQs 9: Meiosis is significant because___________________?

Produces identical cells Restores original number of chromosomes Occurs only in somatic Doubling of DNA content in the cell
Answer Explanation

MCQs 10: How many times mitotic divisions must occur in a cell of the root tip to form 256 cels___________________?

8 32 64 120
Answer Explanation

MCQs 11: When a cell with 40 chromosomes undergoes meiosis each of the four resulting cells has_____________________?

10 chromosomes 20 chromosomes 40 chromosomes
Answer Explanation

MCQs 12: If diploid chromo me number in flowering plant is 8 then 4 chromosomes will be present in_________________?

Endosperm cell Leaf cells Cotyledonary cell Synergids
Answer Explanation

MCQs 13: Triticuin aestivuin is_________________?

Triploid Teuaplioid Hexaploid Oetaploid
Answer Explanation

MCQs 14: All organism or cell having a chromosome number that is not an exact multiple of the monoploid or basic number is known as___________________?

Allopolyploid Autopolyploid Aneuploid Euploid
Answer Explanation

MCQs 15: The geometrical device that helps in visnalizing all the possible combinations of male and female gametes known as____________________?

Punneu square Morgan square Mendel square Bateson square
Answer Explanation

MCQs 16: Year 1900 was significant for geneticists due to__________________?

Discovery of gene Principles of linkage heredity theory Rediscovery of Mendel’s
Answer Explanation

MCQs 17: Liposome’s originated from____________________?

Plastids Ribosomes Mitochondria Leucoplasts
Answer Explanation

MCQs 18: The cell theory was propounded by____________________?

Watson and Crick Scheiiden and Schwann Sarwin and Wallace Morgan
Answer Explanation

MCQs 19: Common and easily available source of energy does not contain RNA__________________?

DNA RNA ATP DNA/RNA
Answer Explanation

MCQs 20: Which one of the following does not contain both DNA and RNA__________________?

Bacterium Virus Fungus Algae
Answer Explanation

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