Description : Which one is a wrong statement? (a) Haploid endosperm is typical feature of Gymnosperms. (b) Brown algae have chlorophyll a and c and fucoxanthin. (c) Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms. (d) Mucor has biflagellate zoospores
Last Answer : (d) Mucor has biflagellate zoospores
Description : A student observed an algae with chlorophyll a, b and phycoerythrin, it should belong to (a) Phaeophyta (b) Rhodophyta (c) Chlorophyta (d) Bacillariophyta.
Last Answer : b) Rhodophyta
Description : The effect of light on flowering plants is mediated through a photoreceptor compound. Which of the following is such a compound? (a) Cytochrome (b) Cryptochrome (c) Phytochrome (d) Phycoerythrin
Last Answer : Ans:(c)
Description : What is phycocyanin? -Biology
Last Answer : answer:
Description : What is the benefit of phycocyanin? -Biology
Description : What is the color of phycocyanin? -Biology
Description : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory photosynthetic pigments such as phycocyanin
Last Answer : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory ... If both As and R are wrong.
Description : $ Nostoc has chloropyll "a" and phycocyanin pigments. ! Chlorophyll "a" helps in oxygenic photosynthesis.
Last Answer : $ Nostoc has chloropyll "a" and phycocyanin pigments. ! Chlorophyll "a" helps in oxygenic photosynthesis. A. ... wrong D. If both As and R are wrong.
Description : Which of the following pairs are correctly matched? (1) 700 nm—Photosystem-I (2) 650 nm—Photosystem-II (3) 690 nm—Photosystem-II (4) 620 nm—Phycocyanin
Last Answer : Ans. ((c))
Description : The colour of the carrots is due to the presence of – (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn
Last Answer : (1) Carotene Explanation: Carotenes are photosynthetic pigments that are responsible for the orange colour of the carrot, for which this class of chemicals is named. Some carrots are yellow due to ... are also responsible for the orange (but not all of the yellow) colours in dry foliage.
Description : The colour of the carrots is due to the presence of (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn
Last Answer : Carotene
Description : Brown adipose tissue is (A) A prominent tissue in human (B) Characterised by high content of mitochondria (C) Associated with high activity of ATP synthase (D) Characterised by low content of cytochromes
Last Answer : Answer : B
Description : Brown algae characteristics -Biology
Description : Difference between red algae and brown algae -Biology
Description : Red algae differ from brown algae in the absence of -Biology
Description : Differentiate between red algae and brown algae.
Last Answer : Differentiate between red algae and brown algae.
Description : Which is the floating brown algae that covers thousands of hectares of sea in Atlantic ocean?
Last Answer : Sargassum
Description : The brownish colour of Brown Algae is due to presence of ...... pigment?
Last Answer : Xanthophyll
Description : Mention the pigments present in the following algae. a) Green algae b) Red algae c) Brown algae
Last Answer : a) Green algae – green pigment chlorophyll b) Red algae – green pigment chlorophyll, red pigment phycoerythrin. c) Brown algae – green pigment chlorophyll, brown pigment xanthophyll.
Description : Which is the reason for highest biomass in aquatic ecosystem? (a) Nano plankton, blue green algae and green algae (b) Sea grass and slime moulds (c) Benthic and brown algae (d) Diatoms
Last Answer : (c) Benthic and brown algae
Description : Which one is wrongly matched? (a) Uniflagellate gametes – Polysiphonia (b) Biflagellate zoospores – Brown algae (c) Gemma cups – Marchantia (d) Unicellular organism – Chlorella
Last Answer : (a) Uniflagellate gametes – Polysiphonia
Description : Which one of the following statements is wrong? (a) Algae increase the level of dissolved oxygen in the immediate environment. (b) Algin is obtained from red algae, and carrageenan from brown ... Agar-agar is obtained from Gelidium and Gracilaria. (d) Laminaria and Sargassum are used as food.
Last Answer : (b) Algin is obtained from red algae, and carrageenan from brown algae
Description : Most of the lichens consist of (a) green algae and ascomycetes (b) brown algae and higher plant (c) blue green algae and basidiomycetes (d) red algae and ascomycetes.
Last Answer : (a) green algae and ascomycetes
Description : Which one is wrongly matched ? (1) Uniflagellate gametes - Polysiphonia (2) Biflagellate zoospores - Brown algae (3) Gemma cups - Marchantia (4) Unicellular organism - Chlorella
Last Answer : (1) Uniflagellate gametes - Polysiphonia
Description : Distingush between Brown algae and red algae.
Last Answer : BROWN ALGAE RED ALGAE 1. Chlorophyll a and chlorophyll c is present. 1. Chlorophyll a and chlorophyll d is present. 2. Fucoxanthin is present 2. Fucoxanthin is ... Reserve food material is mannitol and laminarin. 4. Reserve food material is floridean starch.
Description : Distinguish between Green algae and brown algae.
Last Answer : GREEN ALGAE BROWN ALGAE 1. Mostly fresh water. 1. Mostly marine. 2. Chlorophyll a and chlorophyll b present. 2. Chlorophyll a and chlorophyll c present. 3. Fucoxanthin ... present. 4. Reserve food material is starch. 4. Reserve food material is laminarin.
Description : Name the photosynthetic product in brown algae.
Last Answer : Ans: Mannitol
Description : Which is the anti coagulant obtained from brown algae?
Last Answer : Ans: Sodium laminarin sulphateobtained from Laminaria is an effective blood anti coagulant.
Description : Alzheimer’s disease in human beings is characterised by which degeneration? -General Knowledge
Last Answer : The answer is 'Degenerationof nerve cells'
Description : By which would Desert plants be characterised? -General Knowledge
Last Answer : The answer is 'By sunken stomata'
Description : Which disease is characterised by inflammation of the membranes covering the brain and spinal cord? -General Knowledge
Last Answer : The answer is 'Meningitis'
Description : Leukaemia or blood cancer is characterised by abnormal increase of which cells? -General Knowledge
Last Answer : The answer is 'White blood cells'
Description : By which permeabilty is a super conductor characterised? -Do You Know?
Description : Mammals are characterised by
Last Answer : Mammals are characterised by A. Metanephric kidney with loop of Henle B. Mesonephric kidney with ... Henle loop D. Proanephric without Henle loop
Description : Jurassic period of the Mesozoic era is characterised by
Last Answer : Jurassic period of the Mesozoic era is characterised by A. Gymosperms are dominant plants and ... D. Flowering plants and first dinosaurs appeared
Description : A dental disease characterised by mottling of teeth is due to the presence of certain chemical element in drinking water. Which of the following is th
Last Answer : A dental disease characterised by mottling of teeth is due to the presence of certain chemical element ... mercury B. fluorine C. Boron D. Chlorine
Description : Macrolecithal eggs are characterised by
Last Answer : Macrolecithal eggs are characterised by A. Little yolk B. Abundant yolk C. Entry of sperm D. Pattern of cleavage.
Description : _____joints are characterised by the presence of a fluid filled synovial cavity between the articulating surfaces of the two bones.
Last Answer : _____joints are characterised by the presence of a fluid filled synovial cavity between the articulating surfaces of the two bones.
Description : Almost all societies are characterised by sexism.
Last Answer : Correct underlined word and complete the sentence : Almost all societies are characterised by sexism.
Description : Which of the following statement (s) regarding India's coal reserves is/are true ? 1. Over 90 percent of total reserves are located in the valleys of Son, Damodar, Mahanadi and Godavari 2. Indian coal reserves are characterised ... reserves (a) I only (b) I and III (c) II and III (d) I, II and III
Last Answer : Ans: (c)
Description : Acute pancreatitis is characterised by (A) Lack of synthesis of zymogen enzymes (B) Continuous release of zymogen enzymes into the gut (C) Premature activation of zymogen enzymes (D) Inactivation of zymogen enzymes
Last Answer : Answer : C
Description : The semialdehydes are formed under the action of enzymes characterised as (A) Aldolases (B) Peptidyl lysyl oxidases (C) Collagenases (D) Elastases
Last Answer : Answer : A
Description : Which one of the following statements is false ? Allergic asthma is characterized by: a) Response to cyclosporin therapy in severe disease. b) Is characterised by reversible airways obstruction. c) T2 ... fluid. d) Affects 5% of the population. e) Is diagnosed routinely by use of ELISA
Last Answer : Ans: E
Description : Which among the following is not true about Pressure Groups? (1) Pressure Groups aim at capturing government. (2) Pressure Groups aim at influencing the policies of the government. (3) ... Groups articulates the interest of its group (4) Pressure Ginup is characterised by homogeneity of interests.
Last Answer : (1) Pressure Groups aim at capturing government Explanation: Interest group or pressure group is an association of individuals or organizations, usually organized, on the basis of one or more shared ... . It attempts to influence public policy in its favour. Unseating government is not their goal.