How do plants respiration occur at night as stomata are closed? -Biology

How do plants respiration occur at night as stomata are closed? -Biology
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The plants which open their stomata during night for taking CO4 are known as (A) C3 (B) CAM (C)C4 (D) All of above

Description : The plants which open their stomata during night for taking CO4 are known as (A) C3 (B) CAM (C)C4 (D) All of above

Last Answer : (B) CAM

Stomata of CAM plants (a) are always open (b) open during the day and close at night (c) open during the night and close during the day (d) never open.

Description : Stomata of CAM plants (a) are always open (b) open during the day and close at night (c) open during the night and close during the day (d) never open.

Last Answer : (c) open during the night and close during the day

Opening and closing of stomata is due to the (a) hormonal change in guard cells (b) change in turgor pressure of guard cells (c) gaseous exchange (d) respiration.

Description : Opening and closing of stomata is due to the (a) hormonal change in guard cells (b) change in turgor pressure of guard cells (c) gaseous exchange (d) respiration.

Last Answer : (b) change in turgor pressure of guard cells

If you forgot to water a houseplant for a few days would the stomata be open or closed?

Description : If you forgot to water a houseplant for a few days would the stomata be open or closed?

Last Answer : Need answer

In most plants stomata on a leaf must be during open the Calvin-Benson cycle.?

Description : In most plants stomata on a leaf must be during open the Calvin-Benson cycle.?

Last Answer : Need answer

Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Description : Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Last Answer : (2) Stomata Explanation: Stomata are pores in the surface of the leaf. The pore is surrounded by two guard cells. When these two guard cells take up water, they bend and open up the pore between them.

Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Description : Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Last Answer : (2) Stomata Explanation: Stomata are tiny openings or pores in plant tissue that allow for gas exchange. Stomata are typically found in plant leaves but can also be found in some stems.

Through their effects on plant growth regulators, what do the temperature and light control in the plants? (a) Apical dominance (b) Flowering (c) Closure of stomata (d) Fruit elongation

Description : Through their effects on plant growth regulators, what do the temperature and light control in the plants? (a) Apical dominance (b) Flowering (c) Closure of stomata (d) Fruit elongation

Last Answer : (b) Flowering

Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Description : Name the tiny pores present on the surface of leaves in plants. (1) Pits (2) Stomata (3) Trichomes (4) Hydathodes

Last Answer : Stomata

Where does cellular respiration occur? -Biology

Description : Where does cellular respiration occur? -Biology

Last Answer : answer:

Where does cellular respiration occur? -Biology

Description : Where does cellular respiration occur? -Biology

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(a) Draw a labelled diagram of stomata. List two functions of stomata. (b) What are the raw materials used during photosynthesis? Write chemical equation for photosynthesis. -Biology

Description : (a) Draw a labelled diagram of stomata. List two functions of stomata. (b) What are the raw materials used during photosynthesis? Write chemical equation for photosynthesis. -Biology

Last Answer : Answer.(a) (i) Gaseous exchanges between plant and the atmosphere. (ii) Plant loses water through stomata which helps in movement of minerals from soil to leaves. (b) Raw materials for ... getting average light of 10-12 hrs a day. The chemical equation for photosynthesis is as follows:

(a) Leaves of a healthy potted plant were coated with vaseline to block the stomata. Will this plant remain healthy for long? State three reasons for your answer. (b) State any two differences between autotrophic nutrition and heterotrophic nutrition. -Biology

Description : (a) Leaves of a healthy potted plant were coated with vaseline to block the stomata. Will this plant remain healthy for long? State three reasons for your answer. (b) State any two differences between autotrophic nutrition and heterotrophic nutrition. -Biology

Last Answer : (a) No, this plant will not remain healthy for long. The plant will begin to die because (i) Gaseous exchange will not take place. (ii) No absorption of C02, hence no photosynthesis. (iii) Transpiration will not occur; hence no transportation of water.

(a) “The breathing cycle is rhythmic whereas exchange of gases is a continuous process”. Justify this statement. (b) What happens if conducting tubes of circulatory system develops a leak? State in brief, how could this be avoided? (c) How opening and closing of stomata takes place? -Biology

Description : (a) “The breathing cycle is rhythmic whereas exchange of gases is a continuous process”. Justify this statement. (b) What happens if conducting tubes of circulatory system develops a leak? State in brief, how could this be avoided? (c) How opening and closing of stomata takes place? -Biology

Last Answer : (a) The breathing cycle involves inhalation and exhalation of air due to alternate expansion and contraction of thoracic cavity. Thus it is a rhythmic process. But exchange of gases is a continuous process ... pore opens up. When water moves out the guard cells shrinks and the stomatal pore closes.

(a) Draw a diagram to show open stomatal pore and label on it: (i) guard cells (ii) chloroplast (b) State two functions of stomata. (c) How do guard cells regulate the opening and closing of stomatal pore? -Biology

Description : (a) Draw a diagram to show open stomatal pore and label on it: (i) guard cells (ii) chloroplast (b) State two functions of stomata. (c) How do guard cells regulate the opening and closing of stomatal pore? -Biology

Last Answer : (a) (b) Two functions of stomata are: (i) Exchange of gases between the plant and the atmosphere takes place through stomata. (ii)Transpiration in plants takes place through stomata. ( ... through these stomata, the plant closes these pores when it does not require carbon dioxide for photosynthesis.

What are stomata? -Biology

Description : What are stomata? -Biology

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Where do we find stomata? -Biology

Description : Where do we find stomata? -Biology

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What are the functions of stomata? -Biology

Description : What are the functions of stomata? -Biology

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Difference between lenticels and stomata. -Biology

Description : Difference between lenticels and stomata. -Biology

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Similarities between lenticels and stomata. -Biology

Description : Similarities between lenticels and stomata. -Biology

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Stomata and mesophyll cells gas exchange? -Biology

Description : Stomata and mesophyll cells gas exchange? -Biology

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Stomata and mesophyll cells gas exchange? -Biology

Description : Stomata and mesophyll cells gas exchange? -Biology

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when both stresses (water and heat) comes at the same time then what happens to stomata? -Biology

Description : when both stresses (water and heat) comes at the same time then what happens to stomata? -Biology

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when both stresses (water and heat) comes at the same time then what happens to stomata? -Biology

Description : when both stresses (water and heat) comes at the same time then what happens to stomata? -Biology

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Respiration can occur in the absence of oxygen in which thing? -Do You Know?

Description : Respiration can occur in the absence of oxygen in which thing? -Do You Know?

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Where and when does respiration occur ?

Description : Where and when does respiration occur ?

Last Answer : Respiration time: Respiration occurs day and night in every living cell. Place of Respiration: The process of respiration (sabat respiration) is done in two stages. The first stage of glycolysis occurs in the cytoplasm of the cell and the second stage occurs in the Krebs-cycle mitochondria.

In what cell orgnelle does cellular respiration occur?

Description : In what cell orgnelle does cellular respiration occur?

Last Answer : mitochondria

______ is the cell organelle, in which the biochemical processes of respiration and energy production occur. (1) Mitochondria (2) Chloroplast (3) Ribosomes (4) Nucleus

Description : ______ is the cell organelle, in which the biochemical processes of respiration and energy production occur. (1) Mitochondria (2) Chloroplast (3) Ribosomes (4) Nucleus

Last Answer : (1) Mitochondria Explanation: Mitochondria is an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.

Respiration can occur in the absence of oxygen in which thing?

Description : Respiration can occur in the absence of oxygen in which thing?

Last Answer : Yeast

1. Respiration can occur in the absence of oxygen in which thing? 2. How many times was the term of the Lok Sabha extended upto 6 years? 3. Optic fibres are mainly used for which purpose? 4. Asia has large areas of inland drainage. Why is it so ? 5. Pandit Jawaharlal Nehru was born in which year?

Description : 1. Respiration can occur in the absence of oxygen in which thing? 2. How many times was the term of the Lok Sabha extended upto 6 years? 3. Optic fibres are mainly used for which purpose? 4. ... Shipki La located? 20. Which Chola ruler converted the Bay of Bengal into a Chela lake'?

Last Answer : Answer : 1. Yeast 2. Once 3. Communication 4. Rainfall is seasonal and scanty 5. 1889 6. Netherlands 7. ICICI Bank 8. Plasma lemma 9. Ivory coast 10. Ghaggar-Hakra 11. Estimates Committee 12. A protein 13. ... 15. At Daimabad 16. South Korea 17. E, coli 18. 14 and 6 19. Sutlej valley 20. Rajendra I

Which of the following statement(s) is/are true concerning excessive scarring processes? a. Keloids occur randomly regardless of gender or race b. Hypertrophic scars and keloid are histologically different c. Keloids tend to develop early and hypertrophic scars late after the surgical injury d. Simple reexcision and closure of a hypertrophic scar can be useful in certain situations such as a wound closed by secondary intention

Description : Which of the following statement(s) is/are true concerning excessive scarring processes? a. Keloids occur randomly regardless of gender or race b. Hypertrophic scars and keloid are histologically different ... scar can be useful in certain situations such as a wound closed by secondary intention

Last Answer : Answer: d True keloids are uncommon and occur predominantly in dark skinned people with a genetic predisposition for keloid formation. In most cases, the gene appears to be ... subside. Hypertrophic scars usually develop within the first month after wounding and often subside gradually

Which of the following statement(s) is/are true concerning carrier proteins? a. Carrier proteins are distinguished by three types of mechanisms: carrier-type, channel-type, and conduction-type b. Conformational changes in the membrane protein occur between the conducting and the nonconducting states c. A channel-type carrier protein has two states—closed and open d. Carrier-type transport proteins are equally accessible from either side of the membrane

Description : Which of the following statement(s) is/are true concerning carrier proteins? a. Carrier proteins are distinguished by three types of mechanisms: carrier-type, channel-type, and conduction-type b. ... and open d. Carrier-type transport proteins are equally accessible from either side of the membrane

Last Answer : Answer: b, c Most transport proteins appear to function as carriers, rather than channels. Important distinctions can be made between types of carrier proteins on the basis of transport kinetics. ... a carrier mechanism, the binding site is available only one side of the membrane at any instant

If the three-phase motor, shown in the illustrated schematic diagram, is running in the forward direction, which of the following actions must occur before the motor will reverse rotation? EL-0011 A. Normally-closed contacts '4'-'5' must open. B. Normally- open contacts '2'-'3' must close. C. 'L1' and 'L3' must be interchanged via the 'R' contacts. D. All of the above.

Description : If the three-phase motor, shown in the illustrated schematic diagram, is running in the forward direction, which of the following actions must occur before the motor will reverse rotation? EL-0011 A. Normally-closed ... 'L1' and 'L3' must be interchanged via the 'R' contacts. D. All of the above.

Last Answer : Answer: C

Which of the following problems will occur if the circuit breaker of the incoming alternator is closed and it is 180° out of phase with the loaded alternator when paralleling? A. The rotor of the loaded alternator will hunt. B. Severe cross currents will occur which could cause damage. C. The rotor of the incoming alternator will stop. D. Both alternators will parallel 180° out of phase.

Description : Which of the following problems will occur if the circuit breaker of the incoming alternator is closed and it is 180° out of phase with the loaded alternator when paralleling? A. The rotor of the ... The rotor of the incoming alternator will stop. D. Both alternators will parallel 180° out of phase.

Last Answer : Answer: B

Where does the maximum stress occur in case of laminar flow of incompressible fluid in a closed conduit of diameter 'd'? (A) At the centre (B) At d/4 from the wall (C) At the wall (D) At d/8 from the wall

Description : Where does the maximum stress occur in case of laminar flow of incompressible fluid in a closed conduit of diameter 'd'? (A) At the centre (B) At d/4 from the wall (C) At the wall (D) At d/8 from the wall

Last Answer : (C) At the wall

What is anaerobic respiration in plants? -Biology

Description : What is anaerobic respiration in plants? -Biology

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What is the difference between aerobic and anaerobic respiration in plants -Biology

Description : What is the difference between aerobic and anaerobic respiration in plants -Biology

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Internal factors affecting the rate of respiration plants? -Biology

Description : Internal factors affecting the rate of respiration plants? -Biology

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What is the difference between aerobic and anaerobic respiration in plants? -Biology

Description : What is the difference between aerobic and anaerobic respiration in plants? -Biology

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What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology

Description : What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology

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What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology

Description : What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology

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What is the byproduct in anaerobic respiration in plants? -Biology

Description : What is the byproduct in anaerobic respiration in plants? -Biology

Last Answer : In anaerobic respiration in plants glucose without the use of oxygen breaks down in alcohol + carbon dioxide + less amount of energy.

What is the function of the stomata?

Description : What is the function of the stomata?

Last Answer : A: Stomata are tiny pores found on the leaves of plants that regulate gas exchange, allowing carbon dioxide to enter the leaf for photosynthesis while also allowing oxygen and water vapor to exit.

What is the function of the stomata?

Description : What is the function of the stomata?

Last Answer : A: The stomata are small openings on the surface of leaves that allow for gas exchange, specifically the uptake of carbon dioxide for photosynthesis and the release of oxygen and water vapor.

What is the function of the stomata in plant leaves?

Description : What is the function of the stomata in plant leaves?

Last Answer : A: The stomata are responsible for regulating gas exchange (oxygen and carbon dioxide) in and out of the plant.

What is the function of guard cells of stomata? -Science-7

Description : What is the function of guard cells of stomata? -Science-7

Last Answer : Each stoma is surrounded by two guard cells. These guard cells control the opening and closing of stomata.

Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Description : Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Last Answer : answer:

Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Description : Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Last Answer : answer:

Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Description : Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Last Answer : answer:

Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Description : Reduced leaves and sunken stomata are the main feature of which thing? -Do You Know?

Last Answer : answer: