Sujeet Kumar

Chapter 7 Cell Division 1. Choose the correct option Question (A)The connecting link between Meiosis – I and Meiosis – II is …………(a) interphase – I(b) interphase – II(c) interkinesis – III(d) anaphase – IVAnswer:(c) interkinesis – III Question (B)Synapsis is pairing of ………………. .(a) any two chromosomes(b) non – homologous chromosomes(c) sister chromatids(d) homologous … Read more

Chapter 6 Biomolecules 1. Choose the correct option Question (A)Sugar, amino acids, and nucleotides unite to their respective subunits to form ________(a) bioelements(b) micromolecules(c) macromolecules(d) all of theseAnswer:(c) macromolecules Question (B)Glycosidic bond is found in __________ .(a) Disaccharide(b) Nucleosides(c) Polysaccharide(d) all of theseAnswer:(d) all of these Question (C)Amino acids in a polypeptide are joined by … Read more

Chapter 5 Cell Structure and Organization 1. Choose the correct option Question (A)Growth of cell wall during cell elongation takes place by ………….(a) Apposition(b) Intussusception(c) Both a & b(d) Superposition Question (B)Cell Membrane is composed of(a) Proteins and cellulose(b) Proteins and Phospholipid(c) Proteins and carbohydrates(d) Proteins, Phospholipid and some carbohydratesAnswer:(d) Proteins, Phospholipid and some carbohydrates … Read more

Chapter 4 Kingdom Animalia 1. Choose the correct option Question (A)Which of the following belongs to a minor phylum?(a) Comb jelly(b) Jellyfish(c) Herdmania(d) SalpaAnswer:(a) Comb jelly Question (B)Select the animal having venous heart.(a) Crocodile(b) Salamander(c) Rohu(d) ToadAnswer:(c) Rohu Question (C)In Ascaris, _______ .(a) mesoglea is present(b) endoderm is a discontinuous layer(c) mesoderm is present in … Read more

Chapter 3 Kingdom Plantae 1. Choose the correct option. Question (A)Which is the dominant phase in Pteridophytes?(a) Capsule(b) Gametophyte(c) Sporophyte(d) EmbryoAnswer:(c) Sporophyte Question (B)The tallest living gymnosperm among the following is(a) Sequoia sempervirens(b) Taxodium mucronatum(c) Zamia pygmaea(d) Ginkgo bilobaAnswer:(a) Sequoia sempervirens Question (C)In Bryophytes(a) sporophyte and gametophyte generation are independent(b) sporophyte is partially dependent upon … Read more

Chapter 2 Systematics of Living Organisms 1. Choose the correct option. Question (A)Which of the following shows single-stranded RNA and lacks protein coat?(a) Bacteriophage(b) Plant virus(c) Viroid(d) Animal virusAnswer:(c) Viroid Question (B)Causative agent of red tide is ________ .(a) Dinoflagellate(b) Euglenoid(c) Chrysophyte(d) LichenAnswer:(A) Dinoflagellate Question (C)Select the odd one out for Heterotrophic bacteria.(a) Nitrogen-fixing bacteria(b) Lactobacilli(c) … Read more

Chapter 1 Living world 1. Choose correct option. Question (A)Which is not a property of living beings?(a) Metabolism(b) Decay(c) Growth(d) ReproductionAnswer:(b) Decay Question (B)A particular plant is strictly seasonal plant. Which one of the following is best suited if it is to be studied in the laboratory?(a) Herbarium(b) Museum(c) Botanical garden(d) Flower exhibitionAnswer:(a) Herbarium Question … Read more

1. Choose the correct option. Question 1.Range of temperature in a clinical thermometer, which measures the temperature of human body, is(A) 70 ºC to 100 ºC(B) 34 ºC to 42 ºC(C) 0 ºF to 100 ºF(D) 34 ºF to 80 ºFAnswer:(B) 34 ºC to 42 ºC Question 2.A glass bottle completely filled with water is … Read more

Chapter 14 Semiconductors 1. Choose the correct option. Question 1.Electric conduction through a semiconductor is due to:(A) Electrons(B) holes(C) none of these(D) both electrons and holesAnswer:(D) both electrons and holes Question 2.The energy levels of holes are:(A) in the valence band(B) in the conduction band(C) in the band gap but close to valence band(D) in … Read more

Chapter 13 Electromagnetic Waves and Communication System 1. Choose the correct option. Question 1.The EM wave emitted by the Sun and responsible for heating the Earth’s atmosphere due to the greenhouse effect is(A) Infra-red radiation(B) X-ray(C) Microwave(D) Visible lightAnswer:(A) Infra-red radiation Question 2.Earth’s atmosphere is richest in(A) UV(B) IR(C) X-ray(D) MicrowavesAnswer:(B) IR Question 3.How does … Read more