Description : Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration
Last Answer : (4) Conduction and respiration Explanation: Conduction is the process by which vital nutrients are transported to the different parts of a plant. This process is independent of the light factor ... the photosynthesis process cannot be happening without sun, so it exhales the carbon-dioxide itself.
Description : Plants release energy during (1) Photosynthesis (2) Respiration (3) Transpiration (4) Germination
Last Answer : Respiration
Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination
Description : Phenyl mercuric acetate (PMA) results in (a) reduced photosynthesis (b) reduced transpiration (c) reduced respiration (d) killing of plants.
Last Answer : (b) reduced transpiration
Description : Veins seen in the leaves, serve the function of (1) Photosynthesis (2) Transpiration (3) Storage (4) Conduction
Last Answer : Conduction
Description : The shade of a tree is cooler than the shade of a roof due to: (a) Respiration (b) Photosynthesis (c) Transpiration (d) Guttation
Last Answer : Ans. ((c))
Description : Phenomenon which converts light energy into chemical energy is (a) Respiration (b) Photosynthesis (c) Transpiration (d) None of these
Last Answer : Ans:(b)
Description : Why are photosynthesis and cellular respiration viewed as complementary processes? -Biology
Last Answer : answer:
Description : What is an important similarity between photosynthesis and cellular respiration is that both processes is?
Last Answer : Need answer
Description : In which of the following processes is energy released? (1) Respiration (2) Photosynthesis (3) Ingestion (4) Absorption
Last Answer : (1) Respiration Explanation: Cellular respiration is the set of the metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into ... molecules into smaller ones, releasing energy in the process as they break high-energy bonds.
Description : Example of redox reactions can be observed in following processes – (a) Corrosion(b) Photosynthesis (c) Respiration (d) All of above
Last Answer : (d) All of above
Description : In which of the following processes is energy released ? (1) Respiration (2) Photosynthesis (3) Ingestion (4) Absorption
Description : Assertion : Dark reactions of photosynthesis are temperauture -controlled processes. Reason : Most of the reactions are enzymatic in nature.
Last Answer : Assertion : Dark reactions of photosynthesis are temperauture -controlled processes. Reason : Most of the ... If both Assertion and Reason are false.
Description : In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis
Last Answer : (4) Osmosis Explanation: Plants absorb water from their root hairs on the root via osmosis. It is then transported to other parts of the plant. (through the network of xylem vessels) through a combination of capillary action and "transiprational pull".
Description : Maximum loss of water from the plants occurs due to a. Transpiration b. Evaporation c. Guttation d. Respiration
Last Answer : a. Transpiration
Description : Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: a) digestion b) respiration c) adsorption d) transpiration
Last Answer : ANSWER: D -- TRANSPIRATION
Description : Wilting of plants occurs due to excessive : (1) Respiration (2) Guttation (3) Absorption (4) Transpiration
Last Answer : Transpiration
Last Answer : Osmosis
Description : The process of producing energy in plants is known as – (1) Absorption (2) Reduction (3) Photosynthesis (4) Transpiration
Last Answer : (3) Photosynthesis Explanation: Photosynthesis is the process by which plants, some bacteria and some protistans use the energy from sunlight to produce glucose from carbon dioxide and water.
Description : A process that makes important difference between C3 and C4 plants is (a) transpiration (b) glycolysis (c) photosynthesis (d) photorespiration.
Last Answer : (d) photorespiration.
Description : A process that makes important difference between C3 and C4 plants is (1) Photorespiration (2) Transpiration (3) Glycolysis (4) Photosynthesis
Last Answer : (1) Photorespiration
Description : The transfer of minerals from top soil to subsoil through soil-water is called? (1) Percolation (2) Conduction (3) Leaching (4) Transpiration
Last Answer : (3) Leaching Explanation: Leaching refers to the loss of water-soluble plant nutrients from the soil, due to rain and irrigation. As water from rain, flooding, or other sources seeps ... the underground water supply. Mineral nutrients lost from the soil system become unavailable for plant uptake.
Last Answer : (3) Leaching Explanation: Leaching refers to the loss of water-soluble plant nutrients from the soil, due to rain and irrigation.
Last Answer : Leaching
Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.
Description : Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Last Answer : Photosynthesis
Description : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A. ... acid C. Oxaloacetic acid D. 3-Phosphoglyceric acid
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A ... Phosphoglyceric acid (PGA) D. Phosphoglyceraldehyde (PGAL)
Description : In C3 plants, the first stable product of photosynthesis during the dark reaction is (a) malic acid (b) oxaloacetic acid (c) 3-phosphoglyceric acid (d) phosphoglyceraldehyde.
Last Answer : (c) 3-phosphoglyceric acid
Description : What is difference between the processes of transpiration and guttation?
Last Answer : During transpiration water is removed in the form of water vapours and during guttation water is removed in the form of water droplets.
Description : Fermentation is a type of ______ process. (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration
Last Answer : (2) Anaerobic Respiration Explanation: Fermentation in food processing is the process of converting carbohydrates to alcohol or organic acids using microorganisms—yeasts or bacteria—under anaerobic conditions. It also occurs in oxygenstarved muscle cells, as in the case of lactic acid fermentation.
Description : The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation
Description : Fermentation is a type of ________ process . (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration
Last Answer : Exothermic respiration
Description : Which one of the following events in a botanical garden is never directly influenced by light? (1) Flowering (2) Photosynthesis (3) Transpiration (4) Fertilization
Last Answer : (4) Fertilization Explanation: Fertilization in plants is not directly influenced by sunlight. It occurs when pollen grains are transported from anthers to stigma. When ripe pollen from an anther catches on ... . During this time, a series of events take place leading to the formation of seeds.
Description : Which one gives the most valid and recent explanation for stomatal movement? (a) Starch hydrolysis (b) Guard cell photosynthesis (c) Transpiration (d) Potassium influx and efflux
Last Answer : (d) Potassium influx and efflux
Description : Lenticels are involved in (a) food transport (b) photosynthesis (c) transpiration (d) gaseous exchange
Last Answer : (d) gaseous exchange.
Description : Which one of the following events in a botanical garden is never directly influenced by light ? (1) Flowering (2) Photosynthesis (3) Transpiration (4) Fertilization
Last Answer : Fertilization
Description : In which one of the following processes CO2 is not released? (a) Aerobic respiration in plants (b) Aerobic respiration in animals (c) Alcoholic fermentation (d) Lactate fermentation
Last Answer : (d) Lactate fermentation
Description : 1. With which country is Orange' Revolution associated? 2. With which field was Pandit Bhimsen Joshi associated? 3. What percentage of water is lost during transpiration? 4. Which is the most populous ... of other States of India ? 20. The first railway line in India was opened in which year?
Last Answer : Answer : 1. Ukraine 2. Music’s 3. 99% 4. Tokyo 5. Greeks 6. USA 7. Decreased 8. Export Services 9. Netherlands 10. Jahangir 11. Hannibal 12. Guttation 13. Sardar Patel 14. Myanmar 15. Aurangzeb 16. Gold 17. Red Fort 18. Malhotra Committee 19. Assam 20. 1853
Description : Out of photosynthesis and respiration in plants, which process occurs : (a) all the time ? -Science
Last Answer : Respiration. (b) Photosynthesis.
Description : What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology
Description : Plants are dried up in winter due to frost because – (1) Evaporation does not take place (2) Photosynthesis does not take place at such low temperature (3) Respiration does not take place at low temperature (4) There is mechanical loss of tissues and drought condition prevails
Last Answer : (4) There is mechanical loss of tissues and drought condition prevails Explanation: Respiration does not rely on the sun, so it is possible for plants to respire around the clock. The rate of respiration ... drought in that frozen water is unavailable to the plant. The air is very dry as well.
Description : Criticize the following statement: Plants carry on photosynthesis; animals carry on respiration instead.
Last Answer : This is an incorrect view. Both plants and animals carry on respiration as a major source of energy for vital functions. Only plants, however, are also capable of carrying out photosynthesis. The ... will determine whether there is a net uptake of O2 or CO2 from a particular plant region.
Description : Plants are dried up in winter due to frost because (1) Evaporation does not take place (2) Photosynthesis does not take place at such low temperature (3) Respiration does not take place at low temperature (4) There is mechanical loss of tissues and drought condition prevails
Last Answer : There is mechanical loss of tissues and drought condition prevails
Description : Dark reaction of photosynthesis does not need light. Do plants undergo dark reaction at night? Explain. -Science
Last Answer : Dark reaction does not mean that it occurs in the absence of light i.e., at night. Infact, it is the reaction occuring simultaneously with light reaction. It a chemical process occurring independent of light. This reaction is completely based on enzymes.
Description : Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxide diffuses into the plant during photosynthesis. Reason out the above ... Both processes can happen together because the diffusion coefficient of water and CO2 is different
Last Answer : (d) Both processes can happen together because the diffusion coefficient of water and CO2 is different
Description : During a total solar eclipse there is most likely to be _____. A. A decrease in the rate of photosynthesis B. An increase in the rate of photosynthesis C. A decrease in the rate of respiration D. No effect on either photosynthesis or respiration
Last Answer : ANSWER: A