Description : $ Formation of motile gametes occurs in Red Algae. ! Motile gametes in Cycas are muticiliated.
Last Answer : $ Formation of motile gametes occurs in Red Algae. ! Motile gametes in Cycas are muticiliated. A. If both ... is wrong D. If both As and R are wrong.
Description : $ Zygotic meiosis occurs at the time of germination of zygote. ! Zyogote may be diploid or triploid
Last Answer : $ Zygotic meiosis occurs at the time of germination of zygote. ! Zyogote may be diploid or triploid A. If ... is wrong D. If both As and R are wrong.
Description : Which one of the following statements does NOT apply to bacterial reproduction? a. A fission ring apparatus is present. b. Septum formation occurs. c. A spindle apparatus is used. d. Symmetrical cell division occurs.
Last Answer : c. A spindle apparatus is used.
Description : $ Anarobic respiration occurs in the aquatic organisms. ! Aquatic organisms are never autotrophic.
Last Answer : $ Anarobic respiration occurs in the aquatic organisms. ! Aquatic organisms are never autotrophic. A. If both ... D. If both As and R are wrong.
Description : $ Nitrogen fixing bateria always live in symbiosis. ! Symbiosis occurs between the organisms of the same species.
Last Answer : $ Nitrogen fixing bateria always live in symbiosis. ! Symbiosis occurs between the organisms of the same species. ... D. If both As and R are wrong.
Description : $ Cyanobacterial cells are eukaryotic ! Prokaryotic cells are diploid.
Last Answer : $ Cyanobacterial cells are eukaryotic ! Prokaryotic cells are diploid. A. If both As and R are correct and R ... wrong D. If both As and R are wrong.
Description : Colchicines prevent the spindle formation during: (a) Prophase (b) Metaphase (c) Anaphase (d) Telophase
Last Answer : Ans. ((b))
Description : Spindle formation takes place during
Last Answer : Ans. Metaphase 1
Description : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms.
Last Answer : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms. A. ... wrong D. If both As and R are wrong.
Description : Both the ascus and the basidium a. Are formed by fungi in the mitosporic fungi. b. Are involved in coenocytic formation by fungi. c. Are diploid structures. d. Are produced during the sexual stage of fungal reproduction.
Last Answer : d. Are produced during the sexual stage of fungal reproduction.
Description : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. Reason: the plant body of the monera, fungi,a
Last Answer : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. ... , fungi,algae and bryophytes is haploid.
Description : An organism has a haploid Number of 36 what is the organisms diploid Number?
Last Answer : 18
Description : If an organism's diploid number (2n) is 14 how many chromosomes are found in a gamete?
Last Answer : Feel Free to Answer
Description : If an organism’s diploid number is 12, its haploid number is a. 12. b. 6. c. 24. d. 3.
Last Answer : b. 6.
Description : Organisms with cells containing two sets of parental chromosomes are called: a) diploid b) bisomal c) haploid d) autosomal
Last Answer : ANSWER: A -- DIPLOID
Description : What is amitosis cell division ?
Last Answer : The cell division in which the nucleus and cytoplasm of the mother cell directly divide into two offspring cells is called amitosis cell division.
Description : In which organism does cell division take place in the process of amitosis ?
Last Answer : Cell division occurs in amoebae by the process of amitosis.
Description : What is amitosis ?
Last Answer : Amitosis: The process by which the nucleus of a cell is directly divided into two parts is called amytosis cell division.
Last Answer : The process by which the nucleus and cytoplasm split directly into two or more offspring cells is called amytosis cell division.
Description : How does mitosis differ from amitosis in terms of nuclear content?
Description : Colchicine is an inhibitory chemical, which (a) stops the functioning of centriole (b) prevents attaching of centromeres with rays (c) prevents the spindle formation in mitosis (d) prevents the formation of equatorial plane.
Last Answer : (c) prevents the spindle formation in mitosis
Description : Which of the following is true for nucleolus? (a) Larger nucleoli are present in dividing cells. (b) It is a membrane-bound structure. (c) It takes part in spindle formation. (d) It is a site for active ribosomal RNA synthesis.
Last Answer : (d) It is a site for active ribosomal RNA synthesis.
Description : Which of the following is true for nucleolus ? (1) Larger nucleoli are present in dividing cells. (2) It is a membrane-bound structure. (3) It takes part in spindle formation. (4) It is a site for active ribosomal RNA synthesis.
Last Answer : (4) It is a site for active ribosomal RNA synthesis.
Description : Match column I with column II and select the correct option using the codes given below. Column I Column II A. Pistils fused together (i) Gametogenesis B. Formation of gametes (ii) Pistillate C. Hyphae of higher (iii) Syncarpous ascomycetes D ... , C-(iv), D-(iii) (d) A-(iii), B-(i), C-(iv), D-(ii)
Last Answer : (d) A-(iii), B-(i), C-(iv), D-(ii)
Description : Synapsis occurs between (a) mRNA and ribosomes (b) spindle fibres and centromere (c) two homologous chromosomes (d) a male and a female gamete.
Last Answer : (c) two homologous chromosomes
Description : What happens if all the chromosome kinetochores are not attached to spindle fibers? When this occurs, which checkpoint is not passed?
Last Answer : •If the cell does not receive the go-ahead signal, it will exit the cycle, not proceeding onto the S phase
Description : Assertion : The nucleus of sperm fuses with the nucleus of ovum , before the formation of ootid . Reason : Diploid nuclear status of organism is essen
Last Answer : Assertion : The nucleus of sperm fuses with the nucleus of ovum , before the formation of ootid . ... . D. If both Assertion & Reason are False.
Description : The formation of multivalents at meiosis in diploid organism is due to: (a) Monosomy (b) Delection (c) Inversion (d) Reciprocal translocation
Last Answer : Ans. ((d))
Description : Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony
Last Answer : Ans. ((a))
Description : 102.Perisperm differs from endosperm in (a) being a diploid tissue (b) its formation by fusion of secondary nucleus with several sperms (c) being a haploid tissue (d) having no reserve food.
Last Answer : (a) being a diploid tissue
Description : 2. Perisperm and endosperm differ in a. Being a diploid tissue b. Being a haploid tissue c. Having no reserve food d. Formation of perisperm by fusion of the secondary nucleus with many sperms
Last Answer : d. Formation of perisperm by fusion of the secondary nucleus with many sperms
Description : Perisperm differs from endosperm in :a)Being a diploid tissueb)Its formation by fusion of secondary nucleus with several sperms c)Being a haploid tissued)Having no reserve food
Last Answer : 3Being a diploid tissue
Description : Unlike mitosis, meiosis results in the formation of a. diploid cells. b. haploid cells. c. 2N daughter cells. d. body cells.
Last Answer : b. haploid cells.
Description : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during S phase.
Last Answer : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during ... , R is wrong D. If both As and R are wrong.
Description : $ When the total number of chromosomes is not the exact multiple of the haploid number of an organisms, the phenomenon is called euploidy. ! Euploidy
Last Answer : $ When the total number of chromosomes is not the exact multiple of the haploid number of an organisms, the ... wrong D. If both As and R are wrong.
Description : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers.
Last Answer : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers. A. If both As and R are ... wrong D. If both As and R are wrong.
Description : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by Eubacteria is Anoxygenic.
Last Answer : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by ... If both As and R are wrong.
Description : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the various functions of a living organism
Last Answer : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the ... D. If both As and R are wrong.
Description : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living organisms.
Last Answer : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living ... is wrong D. If both As and R are wrong.
Description : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called Anabolisms. ! Anabolism is always useful
Last Answer : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called ... wrong D. If both As and R are wrong.
Description : $ Kingdom Monera includes the unicellular prokaryotic organisms. ! Eukaryotes are the organisms which have a eukaryotic nucleus and double membraned o
Last Answer : $ Kingdom Monera includes the unicellular prokaryotic organisms. ! Eukaryotes are the organisms which have a ... D. If both As and R are wrong.
Description : $ The zyhote developes into a multicellular organisms. ! Each cell is totipotent.
Last Answer : $ The zyhote developes into a multicellular organisms. ! Each cell is totipotent. A. If both As and R are ... is wrong D. If both As and R are wrong.
Description : $ Unicellular eukaryotes are the simplest organisms. ! Prokaryotes have the mitochondria whereas eukaryotes are without mitochondria.
Last Answer : $ Unicellular eukaryotes are the simplest organisms. ! Prokaryotes have the mitochondria whereas eukaryotes are ... . If both As and R are wrong.
Description : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has parasitic nutrition.
Last Answer : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has ... D. If both As and R are wrong.
Description : $ Classification based on the evolutionary relationships among the organisms is called phylogenetic classification. ! According to Binomila Nomenclatu
Last Answer : $ Classification based on the evolutionary relationships among the organisms is called phylogenetic classification. ! ... If both As and R are wrong.
Description : $ Ecologically, animals are consumers. ! Living organisms are classified as follows : (i) Producers (ii) Consumers (iii) Decomposers
Last Answer : $ Ecologically, animals are consumers. ! Living organisms are classified as follows : (i) Producers (ii) ... wrong D. If both As and R are wrong.
Description : $ Viruses are at a border line position between living and non living. ! Phytoplanktons are those living organisms which are aquatic.
Last Answer : $ Viruses are at a border line position between living and non living. ! Phytoplanktons are those living ... wrong D. If both As and R are wrong.
Description : $ The oldest microfossils of organisms resemble the modern day cyanobacteria. ! Cyanobacteria have oxygenic photosynthesis.
Last Answer : $ The oldest microfossils of organisms resemble the modern day cyanobacteria. ! Cyanobacteria have oxygenic ... . If both As and R are wrong.
Description : $ Louis Pasteur discovered that fermentation is brought about by micro-organisms ! Parasitic becteria bring about fermentation.
Last Answer : $ Louis Pasteur discovered that fermentation is brought about by micro-organisms ! Parasitic becteria bring about ... D. If both As and R are wrong.
Description : $ Nucleus was discovered by Robert Brown ! Large sized organisms have large sized cells.
Last Answer : $ Nucleus was discovered by Robert Brown ! Large sized organisms have large sized cells. A. If both As and ... is wrong D. If both As and R are wrong.