Seeds is produced by ___...? Mcqs

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Seeds is produced by ___...?

(A) pollen tube
(B) thalamus

(C) ovules
(D) none of these

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Nuclei having the same nuclear charge but different masses are called ____...?

(A) Isobars
(B) Isotopes

(C) Isoelectronic
(D) Isomers

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Which gas is produced when trees and fossil fuels are burnt...?

(A) Carbon monoxide
(B) Carbon dioxide

(C) Nitrogen oxide
(D) Oxygen

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Most of the living things use O2 to produce ______...?

(A) ATP
(B) Alcohol

(C) Organic acid
(D) Ecological pyramid

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The type of seed production without fusion of male and female gametes is ______...?

(A) Parthenocarpy
(B) Apomixes

(C) Grafting
(D) Scion

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How many daughter cells are produced from meiosis...?

(A) One
(B) Two

(C) Three
(D) Four

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In a process of cellular respiration 180 ATP molecules are produced, how many moles of glucose consume during this process...?

(A) 2
(B) 5

(C) 8
(D) 10

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The atmospheric greenhouse effect is produced mainly by the __________________...?

(A) Absorption and re-emission of visible light by the atmosphere
(B) Absorption and re-emission of ultraviolet radiation by the atmosphere

(C) Absorption and re-emission of infrared radiation by the atmosphere
(D) Absorption and re-emission of visible light by clouds

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Yeasts feeds on sugar in the dough and produces ______ gas....?

(A) Oxygen
(B) Hydrogen

(C) Carbon dioxide
(D) Nitrogen

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When parallel rays of light fall onto rough surface they are reflected in different directions and are scattered is called _____...?

(A) Regular Reflection
(B) Specular Reflection

(C) Diffused Reflection
(D) None

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Steam Turbine was introduce by ________ ...?

(A) C.A. Parson
(B) Orwill Right

(C) Arkwright
(D) Alexander son

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In following reaction the glucose produced by plant is stored in which special forms: 6CO2 + 6H2O → C6H12O6 + 6O2...?

(A) Cellulose
(B) Starch

(C) Protein
(D) Lipid

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Urine is produced in __________...?

(A) Kidneys
(B) Lungs

(C) Large intestine
(D) Liver

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Red blood cells are produced in_________...?

(A) Liver
(B) Heart

(C) Spleen
(D) Bone-marrow

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Electron has a much shorter wavelength than visible light, and this allows electron microscopes to produce _____ images....?

(A) Lower-resolution
(B) Higher-magnification

(C) Equal-resolution
(D) Higher-resolution

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Yeast is used in making bread because it produces____________...?

(A) Carbon dioxide
(B) Sugar

(C) Bacteria
(D) Oxygen

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Trypsin is an enzyme which digests protein produced by_____________...?

(A) Liver
(B) Pancreas

(C) Stomach
(D) Small intestine

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The use of potassium hydroxide produced a ________...?

(A) Hard soap
(B) Soft soap

(C) Moderate soap
(D) All of these

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The M.K.S. system was first introduced by _________ ...?

(A) Giorgi
(B) Archimedes

(C) Eienstein
(D) Newton

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BCG vaccine is used to produce immunity against___________...?

(A) Whooping cough
(B) Tuberculosis

(C) Virus fever
(D) Smallpox

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How many daughter cells are produced from mitosis...?

(A) Two
(B) One

(C) Four
(D) Five

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Analytical solutions to Quadratic equations were introduced by__________...?

(A) Al-Khawarzimi
(B) Al-haitham

(C) IsasacNewton
(D) Pythagoras

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Most major Tsunamis are produced by earthquakes with hypocenters less than:...?

(A) 30 km
(B) 40 km

(C) 50 km
(D) None of these

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A pair of unlike parallel forces having different lines of force produce _______...?

(A) Equilibrium
(B) Torque

(C) A couple
(D) Unstable equilibrium

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In acidic formulation lactic acid produced from ______...?

(A) Pyruvic acid
(B) Acetic acid

(C) Citric acid
(D) Glyceric acid

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Sodium carbonate is produced by____________...?

(A) haber process
(B) Amonia solvay process

(C) decons process
(D) lead chamber process

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Roots, stem and leaves produce their offspring through _____...?

(A) Sexual Reproduction
(B) Fragmentation

(C) Binary Fission
(D) Asexual Reproduction

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Which of the following principleis used to produce ‘low-temperatures’ ...?

(A) Super conductivity
(B) Joule-Kelvin effect

(C) Thermo-electric effect
(D) Adiabatic demagneti-sation

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In fireworks,the green flame is produced because of __________...?

(A) Sodium
(B) Barium

(C) Mercury
(D) Potassium

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Instead of seeds, non-flowering plants produce _______...?

(A) Pollen
(B) Fruits

(C) Spores
(D) Leaves

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In animal meiosis produces _____...?

(A) Gametes
(B) Zygotes

(C) Embryos
(D) Somatic cells

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Microscopes are instrument designed to produce _____ visual image....?

(A) Magnified
(B) Enlarged

(C) Inverted
(D) Illuminated

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Fundamental molecule produced during photosynthesis is ______...?

(A) Glucose
(B) Amino acid

(C) Fatty acid
(D) Nucleotide

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