The main function of palisade parenchyma in leaf is – (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

The main function of palisade parenchyma in leaf is – (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins
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(4) Toxins Explanation: Palisade parenchyma is the layer of tissue directly beneath the epidermis of the upper surface of a leaf. It contains the cylindershaped cells that hold the chloroplasts and constitutes the primary area of photosynthesis that converts the light energy to the chemical energy of carbohydrates
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The main function of palisade parenchyma in leaf is (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Description : The main function of palisade parenchyma in leaf is (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Last Answer : Toxins

The harmful substances produced by the microbes are known as – (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Description : The harmful substances produced by the microbes are known as – (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Last Answer : (4) Toxins Explanation: Toxins are substances created by plants and animals that are poisonous to humans. Most toxins that cause problems in humans are released by microor-ganisms such as bacteria, viruses, fungi, rickettsiae or protozoa. For example, cholera is due to a bacterial toxin.

The harmful substances produced by the microbes are known as (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Description : The harmful substances produced by the microbes are known as (1) Antibiotics (2) Pollutants (3) Hormones (4) Toxins

Last Answer : Toxins

Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Description : Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Last Answer : (4) they have specialised bulli-form cells Explanation: Bulliform cells are large, bubbleshaped epidermal cells that occur in groups on the upper surface of the leaves of many grasses. These cells, by their turgor changes, cause rolling and unrolling of the leaves thus regulating water loss.

Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Description : Leaves of many grasses are capable of folding and unfolding because (1) their mesophyll is not differentiated into palisade and spongy parenchyma (2) they have stomata on both sides of the leaf (3) they have high levels of silica (4) they have specialised bulliform cells

Last Answer : they have specialised bulliform cells

To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken? (a) Apical meristem only (b) Palisade parenchyma (c) Both apical and axillary meristems (d) Epidermis only

Description : To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken? (a) Apical meristem only (b) Palisade parenchyma (c) Both apical and axillary meristems (d) Epidermis only

Last Answer : (c) Both apical and axillary meristems

Palisade parenchyma is absent in leaves of (a) mustard (b) soybean (c) gram (d) Sorghum.

Description : Palisade parenchyma is absent in leaves of (a) mustard (b) soybean (c) gram (d) Sorghum.

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What is true about a monocot leaf?(a) Reticulate venation (b) Absence of bulliform cells from epidermis (c) Mesophyll not differentiated into palisade and spongy tissues

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Last Answer : answer:

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When is ionizing radiation used to sterilize? a. To Sterilize Vitamins b. For Preserving Foods c. To Sterilize Hormones d. To Sterilize Antibiotics e. All The Above

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Contraceptive pills in the market contain (1) Inorganic compounds (2) Herbicides (3) Antibiotics (4) Steroid-hormones

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What is palisade mesophyll? -Biology

Description : What is palisade mesophyll? -Biology

Last Answer : answer:

Why does photosynthesis occur in the palisade mesophyll? -Biology

Description : Why does photosynthesis occur in the palisade mesophyll? -Biology

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Difference between palisade and spongy mesophyll? -Biology

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Description : Why are chloroplasts in the palisade mesophyll? -Biology

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Description : Why are palisade mesophyll elongated? -Biology

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What are the functions and adaptions of the following;a. Palisade cellb. Spongy mesophyll cellc. Sperm and egg celld. Ciliated cellse. Root hair cellf. Red and white blood cells?

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Last Answer : common unvalidated interventions

How to attach a palisade to the ceiling to make it as stable as possible?

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Description : What are your favorite fictional toxins?

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Description : Who performs Chemical Body Burden Testing for human toxins?

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Is there any proof that toxins in the home can lead to miscarraige?

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Do kinoki foot pads really remove toxins and heavy metals from the body? If so, how?

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Description : do celery leaves have toxins from sprays?

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Are Toxins from pathogenic bacteria can be destroyed by freezing and cooking?

Description : Are Toxins from pathogenic bacteria can be destroyed by freezing and cooking?

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Description : Hidden Toxins in Trail Lite Campers?

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Is there any dangerous toxins in enamel paint?

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Description : Alfa toxins are produced by

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Several children at a summer camp were hospitalized with symptoms thought to be due to ingestion of food containing botulinum toxins. The effects of botulinum toxin are likely to include (a) Bronchospasm (b) Cycloplegia (c) Diarrhea (d) Skeletal muscle spasms (e) Hyperventilation

Description : Several children at a summer camp were hospitalized with symptoms thought to be due to ingestion of food containing botulinum toxins. The effects of botulinum toxin are likely to include (a) Bronchospasm (b) Cycloplegia (c) Diarrhea (d) Skeletal muscle spasms (e) Hyperventilation

Last Answer : Ans: B

Why death of fish is more common during summer than in winter? It is because of – (1) shortage of food (2) concentration of toxins (3) depletion of oxygen (4) spread of diseases

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A person suffering from a disease caused by Plasmodium, experiences recurring chill and fever at the time when (a) the sporozoites released from RBCs are being rapidly killed and broken down inside spleen (b) the trophozoites reach maximum growth and give out certain toxins(c) the parasite after its rapid multiplication inside RBCs ruptures them, releasing the stage to enter fresh RBCs (d) the microgametocytes and megagametocytes are being destroyed by the WBCs

Description : A person suffering from a disease caused by Plasmodium, experiences recurring chill and fever at the time when (a) the sporozoites released from RBCs are being rapidly killed and broken down ... to enter fresh RBCs (d) the microgametocytes and megagametocytes are being destroyed by the WBCs

Last Answer : (c) the parasite after its rapid multiplication inside RBCs ruptures them, releasing the stage to enter fresh RBCs

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Description : The release of acetylcholine is blocked by: a. hemicholinum b. venom of black widow spider c. cocaine d. botulinum toxins

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G-proteins: a. are activated by the binding of an extracellular ligand to a membrane receptor b. can be mutated in tumour cells c. mediate the action of glucocorticoid hormone d. they are inactivated by cholera toxins

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Last Answer : are activated by the binding of an extracellular ligand to a membrane receptor