Description : Photosynthesis takes place faster in?
Last Answer : white light
Description : Maximum photosynthesis takes place in— (A) Blue light (B) Red light (C) Violet light (D) Green light
Last Answer : (D) Green light
Description : What moves faster than the speed of light, something that a camera produces and is red and yellow? -Riddles
Last Answer : The Flash.
Description : In interference experiment, monochromatic light is replaced by white light, we will see (a) Uniform illumination of screen (b) Uniform darkness on the screen (c) Equally spaced dark and white bands (d) Few colored bands and then general illumination
Last Answer : (d) Few colored bands and then general illumination
Description : What causes a green plant exposed to the light, on only one side, to bend towards the source of light as it grows? (a) Light stimulates plant cells on the lighted side to grow ... Green plants need light to perform photosynthesis. (d) Green plants seek light because they are phototropic.
Last Answer : (b) Auxin accumulates on the shaded side, stimulating greater cell elongation there
Description : One set of the plant was grown at 12 hours day and 12 hours night period cycles and it flowered while in the other set night phase was interrupted by flash of light and it did not produce flower. Under ... will you place this plant? (a) Long day (b) Darkness neutral (c) Day neutral (d) Short day
Last Answer : (d) Short day
Description : What pigment reflects orange yellow and red and absorbs the other colors to provide energy for photosynthesis?
Last Answer : Carotenoids.
Description : (a) Draw a diagram of human respiratory system and label the following: (i) part where air is filtered by fine hair and mucus (ii) part which terminates in balloon - like structures (iii) ... (b) Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms? -Biology
Last Answer : (a) (b) Quantity of dissolved oxygen is fairly low in water as compared to the amount of oxygen in air. Aquatic organisms therefore have to breath faster than terrestrial organisms to absorb the required amount of oxygen from the water.
Description : Pick out the wrong statement. (A) The binary diffusivity in liquids is of the order of 10 -5 cm2 /sec (B) Molecular diffusion in solid is much faster than that in liquids ( ... Poiseuille's law, the permeability decreases with increase in temperature for flow of a gas through a given capillary
Last Answer : (B) Molecular diffusion in solid is much faster than that in liquids
Description : Compared to benzene, nitration of toluene takes place at (a) Same rate (b) Faster rate (c) Slower rate (d) Can not predict
Last Answer : Faster rate
Description : Photosynthesis generally takes place in which parts of the plant?
Last Answer : Leaf and other chloroplast bearing parts
Description : During photosynthesis, energy is absorbed by chlorophyll, therefore it is: (a) exothermic reaction (b) endothermic reaction (c) neither exothermic nor endothermic reaction (d) the process takes place in plants only
Last Answer : (b) endothermic reaction
Last Answer : Photosynthesis takes place in Holo - Green parts of the plants
Description : The bulk fixation of carbon through photosynthesis takes place in
Last Answer : The bulk fixation of carbon through photosynthesis takes place in A. Crop plants B. Tropical rain forests C. Ocean D. Both (1) and (2)
Description : The exchange of gases takes place in the leaves through these pores for the purpose of photosynthesis. These pores are called – (1) Guard Cells (2) Stomata (3) Chloroplast (4) None of the above
Last Answer : (2) Stomata Explanation: Stomata are tiny pores present on the surface of the leaves via which exchange of gases takes place in the leaves for the purpose of photosynthesis. However, exchange of gases also occurs across the surface of stems, roots and leaves as well.
Description : Photosynthesis takes place inside plant cells in ______. (1) Ribosomes (2) Chloroplasts (3) Nucleus (4) Mitochondria
Last Answer : (2) Chloroplasts Explanation: In plants, the process of photosynthesis takes place in the mesophyll of the leaves, inside the chloroplasts.
Description : In interference experiment, by keeping all other parameters constant, if you see the thin film interference from different angles, you will observe (a)Uniform illumination of screen (b) Uniform ... c) Equally spaced dark and white bands (d) Few colored bands and then general illumination
Description : What are the primary colors of Light? 33 A. White, Black, Blue B. Red, Yellow, Blue C. Red, Orange, Blue D. Red, Green, Blue (Answer)
Last Answer : D. Red, Green, Blue (Answer)
Description : Which colour is formed when Red and Green are mixed? (1) Light blue (2) Yellow (3) White (4) Grey
Last Answer : (2) Yellow Explanation: Red, green and blue are the primary colors and all other colors can be created from them. When red and green combine, the result is yellow.
Description : Which of the following colors is not found in the visible light wave spectrum? ∙ a. Red ∙ b. White ∙ c. Orange ∙ d. Yellow
Last Answer : b. White
Description : A beam of white light is passed through a diffraction grating and the resulting spectrum is allowed to fall on a screen. Which one of the following is the color of light that undergoes the greatest deviation from its original direction? Is it: A. Red B. yellow C. Blue D. violet Engineering
Last Answer : A. Red
Description : A beam of white light is passed through a diffraction grating and the resulting spectrum is allowed to fall on a screen. Which one of the following is the color of light that undergoes the greatest deviation from its original direction. Is it: w) red x) yellow y) blue z) violet
Last Answer : ANSWER: W -- RED
Description : Assertion (A) :Sunlight reaches us without dispersion in the form of white light and not as a component. Reason(R) : Dispersion takes place due to variation of refractive index for different wavelength but in vaccum the speed of ... of A. (c) A is true but R is false. (d) A is false but R is true.
Last Answer : (a) Both A and R are true and R is the correct explanation of A.
Description : Which one of the following wavelengths of light is most effective in photosynthesis? (1) Blue (2) Green (3) Orange (4) Yellow
Last Answer : (1) Blue Explanation: Photosynthesis, process by which green plants and certain other organisms use the energy of light to convert carbon dioxide and water into the simple sugar glucose. The wavelength ... of the spectrum, which makes up between 1 and 10% of the light needed for photosynthesis.
Description : Which one of the following wavelengths of light is most effective in photosynthesis ? (1) Blue (2) Green (3) Orange (4) Yellow
Last Answer : Blue
Description : Growth of early emerging leaves becomes faster because of- (a) Cell division and cell enlargement (b) Stunt growth of plants (c) Faster Photosynthesis (d) Low pressure of outer atmosphere
Last Answer : (b) 15°C – 40°C
Description : There are two wolves. They are always fighting. One is Darkness & Despair, the other is Light & Hope. Which one wins?
Last Answer : toss a coin
Description : Did the universe begin in darkness or in light?
Last Answer : Well, since the universe came out of nothingness into somethingness I’d assume nothingness was darkness, until the big bang. Let there be the light of exploding gasses. lol
Description : No legs or two legs, four legs or more, the color of green, on Terra it stays. Teeming with chemicals of darkness and light, needing only a wind, a breath to lift the kite. What is it? -Riddles
Last Answer : Life.
Description : I scream out in the dark, I bring light to you, my flame whispers in the darkness. What am I? -Riddles
Last Answer : A candle.
Description : On my own, I am darkness, a black abyss. But, Life brings me light with its gentle kiss. I am quiet and cold, but warmth I can hold. Alongside beauties and wonders, sights to be told. My surface may ... earth I have come, and forever will stay, even if parts of me crumble away. What am I? -Riddles
Last Answer : A cave.
Description : I am something, I am nothing. I am short, I am tall. When you fall at your sport, then I stumble and fall. I have never been yet seen beneath a new moon. I thrive in the evening but vanish at ... than air, I weigh less than a breath. Darkness destroys me and light is my death. What am I? -Riddles
Last Answer : A shadow.
Description : I’m grown from darkness but shine with a pale light. Very round I am, and always a lady’s delight. What am I? -Riddles
Last Answer : A Pearl.
Description : I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me; lower light I never see.What am I? -Riddles
Last Answer : A cloud.
Description : Lovely and round, I shine with pale light, grown in the darkness, A lady's delight. What is it? -Riddles
Last Answer : A pearl.
Description : I heard of an invading, vanquishing army sweeping across the land, liquid-quick; conquering everything, quelling resistance. With it came darkness, dimming the light. Humans hid in their houses, while ... vanished, advancing northward, the land was green and growing, refreshed. What is it? -Riddles
Last Answer : A rainstorm.
Description : I come in darkness, but fill the mind with light. I bring enlightenment to some, while gripping others in the hand of fear. With me it can be a journey of inexplicable joy and sorrow. What I will show ... to return home. Journey with me and you will never know when it will end. What am I? -Riddles
Last Answer : Your dreams.
Description : Lovely and round, I shine with pale light, grown in the darkness, A lady's delight. What am I? -Riddles
Description : The author of the book Darkness to light ? -General Knowledge
Last Answer : Lamar Odom is the author
Description : Is only light exists in space or darkness?
Last Answer : If you are near a star, you will have light; if you are far awayfrom any star, it will generally be fairly dark.
Description : The owl can see most clearly in total darkness because – (1) it has squint eyes (2) it has large eyes with orbs directed forward, giving it binocular sight (3) it has light bulbs in its eyes provided by nature (4) it produces infrasonic sounds
Last Answer : (2) it has large eyes with orbs directed forward, giving it binocular sight Explanation: Because of their eyes, an owl can see much better in the dark than we can. Owls have very large eyes which ... are able to see their prey in a three-dimensional manner. However, an owl's eye cannot rotate.
Description : The bats can fly in the dark because – (1) They can see the objects in darkness (2) They have weak legs and are likely to be attacked by predators (3) They generate flashes of light (4) They generate ultrasonic sound waves
Last Answer : (3) They generate flashes of light
Description : I grown from darkness but shine with a pale light. Very round I am, and always a lady's delight. What am I?
Last Answer : Pearl
Description : Choose the correct statement. (a) Nociceptors respond to changes in pressure. (b) Meissner's corpuscles are thermoreceptors. (c) Photoreceptors in the human eye are depolarised during darkness and ... hyperpolarised in response to the light stimulus. (d) Receptors do not produce graded potentials.
Last Answer : (c) Photoreceptors in the human eye are depolarised during darkness and become hyperpolarised in response to the light stimulus.
Description : The response of different organisms to the environmental rhythms of light and darkness is called (a) vernalization (b) photoperiodism (c) phototaxis (d) phototropism.
Last Answer : b) photoperiodism
Description : The owl can see most clearly in total darkness because (1) it has squint eyes (2) it has large eyes with orbs directed forward, giving it binocular sight (3) it has light bulbs in its eyes provided by nature (4) it produces infrasonic sounds
Last Answer : it has large eyes with orbs directed forward, giving it binocular sight
Description : The bats can fly in the dark because (1) they can see the objects in darkness (2) they have weak legs and are likely to be attacked by predators (3) they generate flashes of light (4) they generate ultrasonic sound waves
Last Answer : they generate ultrasonic sound waves