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 : Although a deficiency of any one of the elements listed may result in chlorosis, only one of these elements is an element found in chlorophyll. Which is it?(a) Zinc (b) Iron (c) Magnesium (d) Chloride
Last Answer : (c) Magnesium
Description : Consider the following statements and select the correct answer from the codes given below: 1. Viruses are obligate parasites and cannot be cultured on a synthetic medium 2. The red snow phenomenon observed in some alpine and arctic regions is ... (a) 1, 2 and 4 (b) 2 and 4 (c) 2 and 3 (d) 1 and 3
Last Answer : Ans:(d)
Description : Which of the following plant pigments absorbs in red and far-red region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) elyptochrome
Last Answer : (3) Phytochrome Explanation: Phytochrorne is a photoreceptor, a pigment that plants use to detect light. It is a protein with a bilin chromophore. It detects mainly red and far-red region of the visible spectrum and regulates germination of seeds.
Description : The photosynthetic pigments used by the green sulfur bacteria and some archaeal species are a. Chlorophyll b. Bacteriochlorophyll c. Cytochrome d. Sulfate
Last Answer : b. Bacteriochlorophyll
Description : Pigments in fruits and vegetables which are white in color are known as: a. Carotenoids b. Anthocyanins c. Anthoxanthins d. Chlorophyll
Last Answer : c. Anthoxanthins
Description : Which of the following plant pigments absorbs in red and farred region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) Cryptochrome
Last Answer : Phytochrome
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 : Which of the following is not a cause for loss of biodiversity? A. Destruction of habitat B. Invasion by alien species C. Keeping animals in zoological parks D. Over-exploitation of natural resources
Last Answer : C. Keeping animals in zoological parks
Description : Name the stimulus involved in each of the following phenomenon: (i) Phototropism (ii) Geotropism. -Science
Last Answer : (i) Light (ii) Gravity.
Description : What part of the plant show positive geotropism? -Biology
Last Answer : answer:
Description : Cholodny-Went theory is connected with: (1) Photo morphogenesis (2) Phototropism (3) Nastic movement (4) Geotropism
Last Answer : Ans. ((c))
Description : What are auxins? What is affect of auxins on phototropism and geotropism?
Last Answer : Auxins are plants hormones. Geotropism and phototropism are caused by unequal growth of plant parts and controlled by auxins. Effect on phototropism: - From shoot, auxins pass down to the growing ... of root towards force of gravity. So roots grow in earth and show positive geotropic response.
Description : Phytochrome is involved in (a) phototropism (b) photorespiration (c) photoperiodism (d) geotropism
Last Answer : (c) photoperiodism
Description : What is the process of growth of a plant toward a light stimulus is called? a. Geotropism b. Chemotropism c. Phototropism d. Hydrotropism Q.1083 Which Indian state is
Last Answer : c. Phototropism
Description : What is the process of growth of a plant toward a light stimulus is called? a. Geotropism b. Chemotropism c. Phototropism d. Hydrotropism
Description : What is Chlorosis ?
Last Answer : The process of yellowing of leaves due to lack of chlorophyll is called chlorosis.
Description : Chlorosis results from deficiency of
Last Answer : Chlorosis results from deficiency of A. Chlorine B. Sodium C. Calcium D. Magnesium
Description : Exposure of plants to high fluoride concentration results in necrosis or chlorosis characteristically in
Last Answer : Exposure of plants to high fluoride concentration results in necrosis or chlorosis characteristically in A. ... and leaf margins D. Stem tips only
Description : Upper leaves will show chlorosis on midrib, veins green and dead spots occur in all parts of leaf (veins, tips and margins) show
Last Answer : Ans. Zn deficiency
Description : Interveinal chlorosis occurs due to
Last Answer : Ans. Mg and Fe deficiency
Description : For correction of iron chlorosis in rice, following spray is recommended
Last Answer : Ans.1%solution of ferrous sulphate
Description : Zinc deficiency is sweet orange causes a. Chlorosis in fruit b. Chlorosis in leaves c. Streaks on leaves d. sweetness of fruit.
Last Answer : Chlorosis in leaves
Description : Intervenous chlorosis is caused due to the deficiency of— (A) N (B) Mg(C) S (D) Fe
Last Answer : (D) Fe
Description : Which of the following is not caused by deficiency of mineral nutrition? (a) Etiolation (b) Shortening of internode (c) Necrosis (d) Chlorosis
Last Answer : a) Etiolation
Description : If you have Chlorosis what colour does the skin go
Last Answer : Green
Description : 'Green Accounting' means measuring the National Income of the country taking into account estimation of – (1) the total forest area of the country (2) the destruction of forest cover of the country (3) pollution and environmental damage (4) area of reclaimed fallow land
Last Answer : (3) pollution and environmental damage Explanation: Green accounting is a type of accounting that attempts to factor environmental costs into the financial results of operations. It ... ignores the environment and therefore decisionmakers need a revised model that incorporates green accounting.
Description : ‘Green Accounting’ means measuring the National Income of the country taking into account estimation of (1) the total forest area of the country (2) the destruction of forest cover of the country (3) pollution and environmental damage (4) area of reclaimed fallow land
Last Answer : pollution and environmental damage
Description : Assertion: Habitat destruction is the main reason of loss of biodiversity. Reason: This actually causes the increase in edge area and reduction in cor
Last Answer : Assertion: Habitat destruction is the main reason of loss of biodiversity. Reason: This actually causes the ... and Reason are false, then mark (4).
Description : When the holder of a certificate reports the loss, theft, destruction, mutilation or defacement of a certificate in his custody a) The will ask to holder to furnish a statement in writing giving ... be made either at the office of registration or at any other office d) All the above
Last Answer : d) All the above
Description : No liability is also accepted for the loss of registered articles in the following cases a) In circumstanced beyond the control. b) When disposal of the article cannot be traced due to destruction of records in ... by post d) When sender has not made complaint within one year. e) All of the above
Last Answer : e) All of the above
Description : Destruction of the anterior horn cells of the spinal cord would result in loss of (a) commissural impulses (b) integrating impulses (c) sensory impulses (d) voluntary motor impulses
Last Answer : (d) voluntary motor impulses.
Description : Period within complaints should be prepared in case of VP, loss /damage of regd& ins article, other complaint related to inland post, miscarriage /destruction of postal order & SP is a) 12 month, 3 month, 6 month, ... 1 month, 6 month, 9 month, 2 month d) 6 month, 3 month3 month, 9 month, 1 month
Last Answer : a) 12 month, 3 month, 6 month, 12 month, 1 month
Description : Which of the following types of cells have a latent ability to regenerate? a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the ... a type of labile cell that multiply constantly to replace cells worn out by normal physiologic processes.
Last Answer : a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the kidney, liver, and pancreas, among other body organs.
Description : Depreciation is defined as A) destruction of a plant in a fire accident B) loss of equipment over time due to wear and tear C) closure of a plant due to labour trouble D) closure of a plant due to lockout
Last Answer : Answer: B
Description : What Type of destruction did Sherman army cause on their march to the sea?
Last Answer : Feel Free to Answer
Description : What is the major cause of diminishing wildlife number? (a) Felling of trees (b) Paucity of drinking water (c) Cannibalism (d) Habitat destruction
Last Answer : (d) Habitat destruction
Description : Removal of calcium from freshly collected blood would (a) cause delayed clotting (b) prevent clotting (c) cause immediate clotting (d) prevent destruction of haemoglobin
Last Answer : (b) prevent clotting
Description : An earthquake of what intensity can cause destruction. a) 2.5 b)7.0 c)1.5 d)0.5
Last Answer : b)7.0
Description : The bacteria which cause dental cavities in humans break down sugars, releasing what chemical, that causes tooth destruction? a) acids b) bases c) enzymes d) monosaccharides
Last Answer : ANSWER: A -- acids
Description : Achlorophyllous means A-.leading in chlorophyll B- lacking chlorophyll C- unable to use CO2 D- none of these
Last Answer : lacking chlorophyll
Description : Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum ... yellow leaves and spraying the remaining green leaves with 2, 4, 5-trichlorophenoxy acetic acid
Last Answer : (a) Application of iron and magnesium to promote synthesis of chlorophyll
Description : $ Night blindness is due to deficiency of vitamin "A" ! Actually the term vitamin means vital minerals.
Last Answer : $ Night blindness is due to deficiency of vitamin "A" ! Actually the term vitamin means vital minerals. A. ... is wrong D. If both As and R are wrong.
Description : $ An incomplete flower has all the four whorls. ! Polycarpellary apocarpous gynoecium means that there are many fused carpels.
Last Answer : $ An incomplete flower has all the four whorls. ! Polycarpellary apocarpous gynoecium means that there are many ... D. If both As and R are wrong.
Description : $ Neuron means a nerve cell. ! Neurons are found in the brain.
Last Answer : $ Neuron means a nerve cell. ! Neurons are found in the brain. A. If both As and R are correct and R ... , R is wrong D. If both As and R are wrong.
Description : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of light and saprophytic in the absence
Last Answer : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of ... D. If both As and R are wrong.
Description : $ Cellular totipotency means that single cell can give rise to a fully grown multicellular organisms ! Meristematic cells are also called "stem cells"
Last Answer : $ Cellular totipotency means that single cell can give rise to a fully grown multicellular organisms ! Meristematic ... D. If both As and R are wrong.
Description : $ "Transpiration pull Theory" was proposed by Dixon and Joly . ! Loss of water droplets from hydathodes is called Guttation.
Last Answer : $ "Transpiration pull Theory" was proposed by Dixon and Joly . ! Loss of water droplets from hydathodes is ... wrong D. If both As and R are wrong.
Description : A project has a 60% chance of a $100,000 profit and a 40 per cent of a US $100,000 loss. The Expected Monetary Value for the project is A. $100,000 profit B. $60,000 loss C. $ 20,000 profit D. $40,000 loss
Last Answer : C. $ 20,000 profit