Read and download free pdf of CBSE Class 11 Biology Biological Classification Concepts. Get printable school Assignments for Class 11 Biology. Standard 11 students should practise questions and answers given here for Biology in Grade 11 which will help them to strengthen their understanding of all important topics. Students should also download free pdf of Printable Worksheets for Class 11 Biology prepared as per the latest books and syllabus issued by NCERT, CBSE, KVS and do problems daily to score better marks in tests and examinations
Biological Classification Class 11 Biology Assignment Pdf
Class 11 Biology students should refer to the following printable assignment in Pdf for Biological Classification in standard 11. This test paper with questions and answers for Grade 11 Biology will be very useful for exams and help you to score good marks
Class 11 Biology Assignment for Biological Classification
Ques. The protists have
(a) only free nucleic acid aggregates
(b) membrane bound nucleoproteins lying embedded in the cytoplasm
(c) gene containing nucleoproteins condensed together in loose mass
(d) nucleoprotein in direct contact with the rest of the cell substance.
Ques. In Amoeba and Paramecium osmoregulation occurs through
(a) pseudopodia (b) nucleus
(c) contractile vacuole (d) general surface.
Ques. Plasmodium, the malarial parasite, belongs to class
(a) sarcodina (b) ciliata
(c) sporozoa (d) dinophyceae.
Ques. Which is true about Trypanosoma?
(a) Polymorphic (b) Monogenetic
(c) Facultative parasite (d) Non-pathogenic
Ques. Genetic information in Paramecium is contained in
(a) micronucleus (b) macronucleus
(c) both micronucleus and macronucleus
Ques. Trypanosoma belongs to Class
(a) Sarcodina (b) Zooflagellata
(c) Ciliata (d) Sporozoa.
Ques. Which of the following statements is incorrect?
(a) Yeasts have filamentous bodies with long thread like hyphae.
(b) Morels and truffles are edible delicacies.
(c) Claviceps is a source of many alkaloids and LSD.
(d) Conidia are produced exogenously and ascospores endogenously.
Ques. Match column -I with column - II.
A. Saprophyte (i) Symbiotic association of fungi with plant roots
B. Parasite (ii) Decomposition of dead organic materials
C. Lichens (iii) Living on living plants or animals
D. Mycorrhiza (iv) Symbiotic association of algae and fungi
Choose the correct answer from the options given below.
(A) (B) (C) (D)
(a) (ii) (iii) (iv) (i)
(b) (i) (ii) (iii) (iv)
(c) (iii) (ii) (i) (iv)
(d) (ii) (i) (iii) (iv)
Ques. Which among the following is not a prokaryote?
(a) Saccharomyces (b) Mycobacterium
(c) Nostoc (d) Oscillatoria
Ques. After karyogamy followed by meiosis, spores are produced exogenously in
(a) Neurospora (b) Alternaria
(c) Agaricus (d) Saccharomyces.
Ques. Which one of the following is wrong for fungi?
(a) They are eukaryotic.
(b) All fungi possess a purely cellulosic cell wall.
(c) They are heterotrophic.
(d) They are both unicellular and multicellular.
Ques. Which one of the following statements is wrong?
(a) Eubacteria are also called false bacteria.
(b) Phycomycetes are also called algal fungi.
(c) Cyanobacteria are also called blue-green algae.
(d) Golden algae are also called desmids.
Ques. One of the major components of cell wall of most fungi is
(a) cellulose (b) hemicellulose
(c) chitin (d) peptidoglycan.
Ques. The imperfect fungi which are decomposers of litter and help in mineral cycling belong to
(a) Phycomycetes (b) Ascomycetes
(c) Deuteromycetes (d) Basidiomycetes.
Ques. Choose the wrong statement.
(a) Morels and truffles are poisonous mushrooms.
(b) Yeast is unicellular and useful in fermentation.
(c) Penicillium is multicellular and produces antibiotics.
(d) Neurospora is used in the study of biochemical genetics.
Ques. Which one of the following matches is correct?
(a) Mucor Reproduction by conjugation Ascomycetes
(b) Agaricus Parasitic fungus Basidiomycetes
(c) Phytophthora Aseptate mycelium Basidiomycetes
(d) Alternaria Sexual reproduction absent Deuteromycetes
Ques. Which one of the following fungi contains hallucinogens?
(a) Morchella esculenta (b) Amanita muscaria
(c) Neurospora sp. (d) Ustilago sp.
Ques. Which one of the following is true for fungi?
(a) They lack a rigid cell wall.
(b) They are heterotrophs.
(c) They lack nuclear membrane.
(d) They are phagotrophs.
Ques. The pathogen Microsporum responsible for ringworm disease in humans belongs to the same kingdom of organisms as that of
(a) Taenia, a tapeworm
(b) Wuchereria, a filarial worm
(c) Rhizopus, a mould
(d) Ascaris, a round worm.
Ques. Single-celled eukaryotes are included in
(a) protista (b) fungi
(c) archaea (d) monera.
Ques. Membrane-bound organelles are absent in
(a) Saccharomyces (b) Streptococcus
(c) Chlamydomonas (d) Plasmodium.
Ques. Black (stem) rust of wheat is caused by
(a) Alternaria solani (b) Ustilago nuda
(c) Puccinia graminis (d) Xanthomonas oryzae.
Ques. Which one is the wrong pairing for the disease and its causal organism?
(a) Black rust of wheat-Puccinia graminis
(b) Loose smut of wheat-Ustilago nuda
(c) Root knot of vegetables-Meloidogyne sp.
(d) Late blight of potato-Alternaria solani
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