NEET Biology Biological Classification MCQs Set D

Question. Endospores formed by certain bacteria are actually the means for
(a) Perennation
(b) Bioluminescence
(c) Red snow formation
(d) Reproduction

Answer: A

Question. Select an incorrect statement for F+ bacteria
(a) Only somatic pili are present
(b) It cannot conjugate with another F+ form
(c) It is considered as donor bacterium
(d) It has F plasmid

Answer: A

Question. Sea water glows during night mainly due to occurrence of
(a) Noctiluca
(b) Euglena
(c) Cyclotella
(d) Gonyaulax

Answer: A

Question. Rejuvenescent spore of diatom is
(a) Diploid and auxospore
(b) Diploid and statospore
(c) Haploid and exospore
(d) Haploid and statospore

Answer: A

Question. Leucosin (Chrysolaminarin) is a carbohydrate which is stored as reserve food in case of
(a) Diatom
(b) Euglena
(c) Dinoflagellates
(d) Paramecium

Answer: A

Question. Flagellation in Euglena is
(a) Heterokont and stichonematic
(b) Isokont and whiplash type
(c) Uniflagellation and stichonematic
(d) Heterokont and whiplash type

Answer: A

Question. Special type of red pigment present in the eye-spot of Euglena and Crustacea is called
(a) Astaxanthin
(b) Phycoerythrin
(c) Carotene
(d) Xanthophyll

Answer: A

Question. Paraflagellar body of Euglena helps in
(a) Photoreception
(b) Locomotion
(c) Reproduction
(d) Osmoregulation

Answer: A

Question. The structure formed in the life cycle of cellular slime-mould due to chemotactic movement is
(a) Pseudoplasmodium
(b) Swarm cells
(c) Macrocyst
(d) Capillitia

Answer: A

Question. Myxamoeba are formed in the life cycle of
(a) Physarum
(b) Amoeba
(c) Entamoeba
(d) Diatoms

Answer: A

Question. Difference between a red sea and red tide is
(a) Associated with a cyanobacteria and protist respectively
(b) Red tide takes place in red sea
(c) One is by virus and other by bacteria
(d) Associated with Rhodophyceae and diatoms respectively

Answer: A

Question. Consider the following statements and select correct set of features w.r.t. the life cycle of acellular slime moulds
(a) Haploid vegetative stage as myxamoebae b. Diploid vegetative stage as plasmodium c. Capillitium d. Photosynthetic protists e. Sporic meiosis f. Isogamous sexual reproduction g. Anisogamous sexual reproduction with zygotic meiosis
(b) b, c, e, f
(c) b, d, e, f
(d) b, c, g
(e) a, c, g

Answer: B

Question. Fungi differs from bacteria in
(a) Flagella structure
(b) Mode of nutrition
(c) Having NAG in cell wall
(d) Reserve food material as glycogen

Answer: A

Question. Fruiting body in Aspergillus (or Penicillium) is known as
(a) Cleistothecium
(b) Apothecium
(c) Perithecium
(d) Ascus

Answer: A

Question. The famous Irish famine is related to a disease of potato known as
(a) Late blight of potato
(b) Early blight of potato
(c) Dry rot of potato
(d) Potato scab

Answer: A

Question. A dolipore septum is a characteristic feature of
(a) Basidiomycetes
(b) Ascomycetes
(c) Phycomycetes
(d) Zygomycetes

Answer: A

Question. Which one of the following combination of characters is correct for the given fungal group?
(a) Sac fungi : Septate mycelium, Ascogonium, Crozier stage, meiospores as ascospores, shorter dikaryophase
(b) Club fungi : Shorter primary mycelium stage, No sex organs, dominant dikaryophase, zygosporic meiosis
(c) Conjugating : Septate mycelium, chitinous cell wall, sporangiospore, shorter (n + n) phase
(d) Algal fungi : Coenocytic, cellulosic wall, zoospore, zygospore, dikaryophase present

Answer: A

Question. Find set of edible basidiocarps.
(a) Agaricus, Pleurotus
(b) Agaricus, Morchella
(c) Volvariella, Tuber
(d) Amanita, Morchella

Answer: A