Mention any two characteristics of epidermal cells?

Mention any two characteristics of epidermal cells?
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Answer. It forms the outermost layer of the leaves. Stomata are embedded in epidermal cells.
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Related questions

Mention the characteristics of epidermal tissue.

Description : Mention the characteristics of epidermal tissue.

Last Answer : a) Epidermal tissue forms the covering of most parts of plant like stem, leaves flowers, fruits, seeds and roots. c) It is living tissue. d) It is one cell thick.

The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca (b) fresh water animals with bony endoskeleton, air- bladder to regulate buoyancy (c) marine animals with cartilaginous endos- keleton, body covered with placoid scales (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca (b) fresh water animals with bony endoskeleton, air- bladder to regulate buoyancy (c) marine animals with cartilaginous endos- keleton, body covered with placoid scales (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Epidermal cells function -Biology

Description : Epidermal cells function -Biology

Last Answer : It forms a boundary between the plant and the external environment. The epidermis serves several functions: it protects against water loss, regulate gas exchange, secretes metabolic compounds, and (especially in roots) absorbs water and mineral nutrients.

Epidermal cells definition -Biology

Description : Epidermal cells definition -Biology

Last Answer : The epidermis (from the Greek ἐπιδερμίς, meaning "over-skin") is a single layer of cells that covers the leaves, flowers, roots and stems of plants. It forms a boundary between the plant and the external environment.

Epidermal cells are sloughed off from the -Biology

Description : Epidermal cells are sloughed off from the -Biology

Last Answer : The keratin-filled cells are sloughed off as dead cells. The living layer of skin located between the epidermis and the subcutaneous tissue. ... This is the deepest layer of the skin where fat is ... fatty tissue protects the deeper tissues of the body and acts as an insulation for heat and cold.

Which epidermal cells are also called prickle cells? -Biology

Description : Which epidermal cells are also called prickle cells? -Biology

Last Answer : Stratum spinosum, 8-10 cell layers, also known as the prickle cell layer contains irregular, polyhedral cells with cytoplasmic processes, sometimes called “spines”, that extend outward and contact neighboring cells by desmosomes. Dendritic cells can be found in this layer.

Why is it important that epidermal cells are thin? -Biology

Description : Why is it important that epidermal cells are thin? -Biology

Last Answer : The epidermal cells of root are thin walled because they are mostly involved in the uptake of water and mineral salts.

Why epidermal cells are important to a leaf? -Biology

Description : Why epidermal cells are important to a leaf? -Biology

Last Answer : Epidermis, in botany, outermost, protoderm-derived layer of cells covering the stem, root, leaf, flower, fruit, and seed parts of a plant. The epidermis and its waxy cuticle provide a protective barrier against mechanical injury, water loss, and infection.

What is the function of dead epidermal cells? -Biology

Description : What is the function of dead epidermal cells? -Biology

Last Answer : answer:

Waterproofing protein found in the epidermal cells -Biology

Description : Waterproofing protein found in the epidermal cells -Biology

Last Answer : answer:

The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

Description : The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

Last Answer : Ans: D

Grey hair is caused due to – (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Description : Grey hair is caused due to – (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Last Answer : (4) loss of melanin in epidermal cells Explanation: loss of melanin in epidermal cells.

In leaves of C4 plants, malic acid synthesis during CO2 fixation occurs in (a) bundle sheath (b) guard cells (c) epidermal cells (d) mesophyll cells

Description : In leaves of C4 plants, malic acid synthesis during CO2 fixation occurs in (a) bundle sheath (b) guard cells (c) epidermal cells (d) mesophyll cells

Last Answer : (d) mesophyll cells.

In land plants, the guard cells differ from other epidermal cells in having (a) cytoskeleton (b) mitochondria (c) endoplasmic reticulum (d) chloroplasts.

Description : In land plants, the guard cells differ from other epidermal cells in having (a) cytoskeleton (b) mitochondria (c) endoplasmic reticulum (d) chloroplasts.

Last Answer : (d) chloroplasts.

Hair present in the skin are (a) epidermal in origin and made of dead cells (b) epidermal in origin and made of living cells (c) dermal in origin and made of living cells (d) dermal in origin and made of dead cells.

Description : Hair present in the skin are (a) epidermal in origin and made of dead cells (b) epidermal in origin and made of living cells (c) dermal in origin and made of living cells (d) dermal in origin and made of dead cells.

Last Answer : (a) epidermal in origin and made of dead cells

Specialised epidermal cells surrounding the guard cells are called (a) bulliform cells (b) lenticels (c) complementary cells (d) subsidiary cells

Description : Specialised epidermal cells surrounding the guard cells are called (a) bulliform cells (b) lenticels (c) complementary cells (d) subsidiary cells

Last Answer : d) subsidiary cells.

Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Description : Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Last Answer : ANSWER: A -- OSMOSIS

The special modified epidermal cells surrounding stomatal pore are called (1) Epithelial cells (2) Guard cells (3) Subsidiary cells (4) Accessory cells

Description : The special modified epidermal cells surrounding stomatal pore are called (1) Epithelial cells (2) Guard cells (3) Subsidiary cells (4) Accessory cells

Last Answer : Guard cells

Grey hair is caused due to (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Description : Grey hair is caused due to (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Last Answer : loss of melanin in epidermal cells

What is epidermal tissue?

Description : What is epidermal tissue?

Last Answer : Epidermal tissue is a simple permanent tissue which covers all parts of plant like stem, leaves flowers, fruits, seeds and roots. It is a protective tissue.

The animal group with exoskeleton in the form of epidermal scales is

Description : The animal group with exoskeleton in the form of epidermal scales is

Last Answer : Reptiles.

Epidermal outgrowths are known as

Description : Epidermal outgrowths are known as

Last Answer : Epidermal outgrowths are known as A. Trichomes B. Stomata C. Prickles D. Spines

What is epidermal growth factor used for?

Description : What is epidermal growth factor used for?

Last Answer : Simply put, epidermal growth factor (EGF) is a mitogenic protein, and it is used to stimulate cell growth.

Ras proto-oncogene encodes (A) Epidermal growth factor (EGF) (B) Receptor for EGF (C) Signal transducer for EGF (D) Nuclear transcription factor

Description : Ras proto-oncogene encodes (A) Epidermal growth factor (EGF) (B) Receptor for EGF (C) Signal transducer for EGF (D) Nuclear transcription factor

Last Answer : Answer : C

All the following statements about epidermal growth factor are true except (A) It is a protein (B) It possess quaternary structure (C) Its receptor is made up of a single polypeptide chain (D) Its receptor possesses tyrosine kinase domain

Description : All the following statements about epidermal growth factor are true except (A) It is a protein (B) It possess quaternary structure (C) Its receptor is made up of a single polypeptide chain (D) Its receptor possesses tyrosine kinase domain

Last Answer : Answer : B

Which of the following statements regarding fibroblasts and their function in wound healing are true? a. IL-1 has both inhibitory and promotional effects on fibroblast growth b. TNFa stimulates fibroblast collagen synthesis c. IL-1 and TNFa have opposite effects on the healing of bone d. In human clinical trials, EGF (epithelial growth factor) has been demonstrated to accelerate epidermal regeneration in cutaneous wounds

Description : Which of the following statements regarding fibroblasts and their function in wound healing are true? a. IL-1 has both inhibitory and promotional effects on fibroblast growth b. TNFa ... EGF (epithelial growth factor) has been demonstrated to accelerate epidermal regeneration in cutaneous wounds

Last Answer : Answer: a, d IL-1 appears to be important in the process of normal wound repair. IL-1 has been shown to stimulate skin fibroblast and keratinocyte growth, as well as ... that recombinant EGF enhances keratinocyte migration. EGF is also a potent chemoattractant for granulation tissue fibroblasts

Remnants of a pustule, vesicle, or bulla can be A. Epidermal Collarette B. Scale C. Plaque D. Cyst

Description : Remnants of a pustule, vesicle, or bulla can be A. Epidermal Collarette B. Scale C. Plaque D. Cyst

Last Answer : Ans: A

Excessive scaling is: A. Gross B. Seborrhea C. Dandruff D. Epidermal Collarette

Description : Excessive scaling is: A. Gross B. Seborrhea C. Dandruff D. Epidermal Collarette

Last Answer : Ans: B

An ulcer is: A. Shallow Epidermal defect B. Break in epidermis with exposure of dermis C. Not good for coffee drinkers D. A primary problem

Description : An ulcer is: A. Shallow Epidermal defect B. Break in epidermis with exposure of dermis C. Not good for coffee drinkers D. A primary problem

Last Answer : Ans: B

Where are scabies mites found? A. Hair Follicles B. Stratum Corneum C. Sub-epidermal D. Throughout the skin layers Ans: B 66 Surface irritation and inflammation caused by frictional trauma of skin on skin A. Skin Fold Dermatitis B. Furunculosis C. Alopecia D. Vesicle

Description : Where are scabies mites found? A. Hair Follicles B. Stratum Corneum C. Sub-epidermal D. Throughout the skin layers Ans: B 66 Surface irritation and inflammation ... A. Skin Fold Dermatitis B. Furunculosis C. Alopecia D. Vesicle

Last Answer : Ans: A

An epidermal growth caused by a virus (wart.) is called a A. impetigo B. melanoma C. nevus D. verruca

Description : An epidermal growth caused by a virus (wart.) is called a A. impetigo B. melanoma C. nevus D. verruca

Last Answer : Ans: D

The part of the body directly affected by Pneumonia is _____ A. Respiratory system B. Bone tissue C. Nervous system D. Epidermal tissue

Description : The part of the body directly affected by Pneumonia is _____ A. Respiratory system B. Bone tissue C. Nervous system D. Epidermal tissue

Last Answer : ANSWER: D

Jute fibre is extracted from ? a Xylem b Parenchyma c Secondary phloem d Epidermal layer

Description : Jute fibre is extracted from ? a Xylem b Parenchyma c Secondary phloem d Epidermal layer

Last Answer : c Secondary phloem

Basement membrane is made up of (a) no cell product of epithelial cell (b) epidermal cell only (c) endodermal cell (d) both (b) and (c).

Description : Basement membrane is made up of (a) no cell product of epithelial cell (b) epidermal cell only (c) endodermal cell (d) both (b) and (c).

Last Answer : (a) no cell product of epithelial cell

Given below is the diagram of a stomatal apparatus. In which of the following all the four parts labelled as A, B, C and D are correctly identified? A B C D A B C D (a) Subsidiary Epidermal Guard cell Stomatal cell cell aperture (b) Guard cell Stomatal Subsidiary Epidermal aperture cell cell (c) Epidermal Guard cell Stomatal Subsidiary cell cell aperture (d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

Description : Given below is the diagram of a stomatal apparatus. In which of the following all the four parts labelled as A, B, C and D are correctly identified? A B C D A B C D ... ) Epidermal Guard cell Stomatal Subsidiary cell cell aperture (d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

Last Answer : d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

Thin covering that covers seed or nut is called a. Shelling b. Funnel c. Testa d. Epidermal

Description : Thin covering that covers seed or nut is called a. Shelling b. Funnel c. Testa d. Epidermal

Last Answer : c. Testa

(a) Name the group of plants known as “Amphibians of plant world”. Mention their four important characteristics. (b) Give three points on how birds have adapted themselves to an aerial mode of life. -Science

Description : (a) Name the group of plants known as “Amphibians of plant world”. Mention their four important characteristics. (b) Give three points on how birds have adapted themselves to an aerial mode of life. -Science

Last Answer : Bryophytes are known as"amphibians of plant world". Three important characters of bryophytes are- (i)The plants are green and possess chloroplasts. (ii)They show autotrophic mode of nutrition. (iii)The plant body lacks true roots, stem or leaves.

Mention the characteristics of a diode.

Description : Mention the characteristics of a diode.

Last Answer : a) Diode has a p-type semiconductor at one end and a n-type semiconductor on the other end. b) It can be biased by connecting to an external source of e.m.f c) It may be forward biased or reverse biased. d) It allows current to pass through in one direction only.

Mention the characteristics of alkanes.

Description : Mention the characteristics of alkanes.

Last Answer : a) In alkanes the carbon atoms are bonded with maximum number of hydrogen atoms. b) They have single bond between carbon atoms. c) Their general formula is C n H 2n+2

Mention the characteristics of cardiac muscles.

Description : Mention the characteristics of cardiac muscles.

Last Answer : a) Cardiac muscles are composed of branched fibres that have stripes or bands. b) The branches are connected with one another in a cris-cross form. c) They are involuntary muscles d) They do not fatigue easily. e) They are found only in the heart

Mention the characteristics of Sclerenchyma.

Description : Mention the characteristics of Sclerenchyma.

Last Answer : a) The cells of Sclerenchyma consist of thick, elongated cells, which are dead at maturity. b) The living cells of Sclerenchyma get deposited by lignin. c) They lose nucleus and protoplasm at maturity.

Mention the characteristics of Collenchyma.

Description : Mention the characteristics of Collenchyma.

Last Answer : a) Collenchyma contains living cells and is capable of cell division. b) The cells are closely arranged without any spaces in between. c) They are thick walled at corners where the cells join. d) The cell wall is made up of hemicelluloses or pectin.

Mention the characteristics of parenchyma.

Description : Mention the characteristics of parenchyma.

Last Answer : a) The cells of parenchyma tissue are composed of thin walled living cells. b) They are least specialized. c) The cells may be round, elongated, polygonal or irregular. d) The cells are loosely arranged.

Mention the characteristics of class mammalia.

Description : Mention the characteristics of class mammalia.

Last Answer : a) Mammals are the most advanced group of vertebrates. b) They occur in a variety of habitats - terrestrial, aquatic and aerial. c) The body is divided into head, trunk and tail. Trunk is ... females secrete milk to nourish the young ones. Ex: Platypus, Echidna, Kangaroo, Bat, Whale, Dolphins etc

Mention the characteristics of class Reptilia.

Description : Mention the characteristics of class Reptilia.

Last Answer : a) Reptiles are the first true terrestrial vertebrates. b) Most of them are land forms and some are adapted for life in water. c) The body is elongated, divided into head, ... are oviparous animals. Fertilization is internal but development is external. Ex: Turtles, tortoise, lizards, snakes

Mention the characteristics of amphibians.

Description : Mention the characteristics of amphibians.

Last Answer : a) Amphibians are the first vertebrates to appear on land. b) They have adaptations to live both in water and on land. c) The body is divided into head, trunk and tail. Tail is ... fertilization is external. j) They exhibit metamorphosis. Ex: Frog, Toad, Salamander, Newt, Ichthyophis (apodan)

Mention the characteristics of class Pisces.

Description : Mention the characteristics of class Pisces.

Last Answer : a) Members of class Pisces are commonly called fishes. b) They are aquatic vertebrates. They can be freshwater or marine forms. c) They have a streamlined body which is divided into head, trunk ... fishes based on the composition of endoskeleton. Ex: Shark, Ray fish, Hippocampus, carp, Labeo etc

Mention the three unique characteristics of chordates.

Description : Mention the three unique characteristics of chordates.

Last Answer : a) Presence of a solid supporting structure on the dorsal side of the body called notochord. b) Presence of dorsal, hollow, tubular nerve cord. c) Presence of openings in the pharynx called gill slits atleast in the embryonic stages.

Mention the characteristics of angiosperms.

Description : Mention the characteristics of angiosperms.

Last Answer : a) Angiosperms are group of plants in which seeds are enclosed in structure called fruit. b) They are the most evolved group of plants. c) The adult plant body is sporophyte. d) Flowers are the ... Flowers may be found singly or in a cluster. f) They are of two types monocots and dicots.