CBSE Class 11 Biology The Living Organism MCQs
Question : ____________ system of classification were based on natural affinities among the organisms a) Natural b) Artificial c) Sexual d) Phycogentic Answer : Natural Question : Gammae are multicellular green structure for vegetative…
CBSE Class 11 Biology The Living World MCQs
Question : Arrange the following taxonomic categories in increasing number of common characteristics w.r.t. plant mango A. Dicotyledonae B. Polymoniales C. Mangifera D. Angiospermae E. Anacardiaceaea) D→A→B→E→Cb) D→A→C→E→Bc) A→D→C→B→Ed) None of theseAnswer : A Question : The…
CBSE Class 11 Biology Biological Classification MCQs
Question : Which of the following processes are involved in the reproduction of protista? a) Cell fusion and zygote formation b) Spore formation and fragmentation c) Budding and spore formation d) Binary fission and fragmentation Answer : Cell fusion and zygote formation…
CBSE Class 11 Biology Plant Kingdom MCQs
Question : Floridean starch is found ina) Rhodophyceaeb) Chlorophyceaec) Phaeophyceaed) CyanophyceaeAnswer : A Question : Peat moss is another name ofa) Sphagnumb) Ricciac) Marchantiad) DryopterisAnswer : B Question : Pteridophytes differ from mosses/bryophytes in possessinga…
CBSE Class 11 Biology Animal Kingdom MCQs
Question : Classification of Porifera is based on a) spicules b) symmetry c) reproduction d) branching Answer : spicules Question : A chordate character is a) postanal tail b) gills c) spiracles d) None of these Answer : postanal tail Question :…
CBSE Class 11 Biology Morphology of Flowering Plants MCQs
T Question : Which one of the following is a true fruit?a) Coconutb) None of thesec) Cashew nutd) AppleAnswer : A Question : In a cereal grain the single cotyledon of embryo is represented bya) scutellumb) coleoptilec) prophylld) coleorrhizaAnswer : A Question : Perisperm isa…
CBSE Class 11 Biology Anatomy of Flowering Plants MCQs
Question : Function of companion cells is a) loading of sucrose into sieve elements b) providing water to phloem c) loading of sucrose into sieve elements by passive transport d) providing energy to sieve elements for active transport Answer : loading of sucrose into…
CBSE Class 11 Biology Structural Organisation in Animals MCQs
Question : The kind of epithelium which forms the inner walls of blood vessels isa) squamous epitheliumb) ciliated columnar epitheliumc) columnar epitheliumd) cuboidal epitheliumAnswer : A Question : The cell junctions called tight, adhering and gap junctions are found…
CBSE Class 11 Biology Cell The Unit of Life MCQs
Question : The cell organelle involved in glycosylation of protein is a) endoplasmic reticulum b) mitochondria c) peroxisome d) ribosome Answer : A Question : The outer layer of vacuole is called a) tonoplast b) leucoplast c) cell wall d) plasmalayer…
CBSE Class 11 Biology Biomolecules MCQs
Question : A nucleotide is formed of a) Nitrogen base, sugar and phosphate b) Pyrimidine, sugar and phosphate c) Purine, sugar and phosphate d) Purine, pyrimidine and phosphate Answer : Nitrogen base, sugar and phosphate Question : Glycogen is a polymer of a)…
CBSE Class 11 Biology Cell Cycle and Cell Division MCQs
Question : Chromosome duplication without nuclear division refers to a) mitosis b) endomitosis c) meiosis d) androgenesis Answer : mitosis Question : During which stages (or prophase I substages) of meiosis do you expect to find the bivalents and DNA replication…
CBSE Class 11 Biology Transport In Plants MCQs
Question : The movement of mineral ions into plant root cells as a result of diffusion is calleda) passive absorptionb) active absorptionc) osmosisd) endocytosisAnswer : A Question : In soil, the water available for root absorption isa) capillary waterb) combined waterc)…
CBSE Class 11 Biology Mineral Nutrition MCQs
Question : Which element is located at the centre of the porphyrin ring in chlorophyll ?a) Calciumb) Potassiumc) Manganesed) MagnesiumAnswer : A Question : Which one of the following mineral elements plays an important role in biological nitrogen fixation ?a) Molybdenumb)…
CBSE Class 11 Biology Photosynthesis in Higher Plants MCQs
Question : Quantasomes are present ina) chloroplastb) golgi bodyc) lysosomed) None of theseAnswer : A Question : Photorespiration is favoured bya) high O2 and low CO2b) low light and high O2c) low temperature and high O2d) None of theseAnswer : A Question : The organelles…
CBSE Class 11 Biology Respiration in Plants MCQs
Question : What is the end product of glycolysis of a glucose moleculea) Pyruvate and ATPb) Phosphoglyceraldehydec) Lactic acid and ATPd) Fructose 1, 6- diphosphateAnswer : A Question : Connecting link between glycolysis and Krebs cycle is/ before entering Krebs cycle…