What are the three permanent tissues of plants? -Biology

Last Answer : a) Permanent tissues are formed by mature or specialized cells. b) They have cell wall composed of cellulose in addition to hemicelluloses, pectin and lignin. c) They contain well developed plastids ... are large and prominent. e) Nucleus may be present or absent at maturity in certain types.

What are permanent tissues?

Description : What are permanent tissues?

Last Answer : The tissues formed by mature or specialized cells are called permanent tissues.

Why are Xylem and Phloem known as complex permanent tissues?

Description : Why are Xylem and Phloem known as complex permanent tissues?

Last Answer : Because both of them are made of more than one type of cells (heterogeneous).

The basic principle based on which categorise plant tissues as meristematic and permanent is: (a) capacity to do photosynthesis (b) capacity to divide (c) capacity to locomote (d) complexity to perform a function.

Description : The basic principle based on which categorise plant tissues as meristematic and permanent is: (a) capacity to do photosynthesis (b) capacity to divide (c) capacity to locomote (d) complexity to perform a function.

Last Answer : (b) capacity to divide

At birth, some calcified dental tissues are presented, a.All deciduous teeth and all permanent incisors. b.All deciduous teeth and permanent central incisors. c.All deciduous teeth and the first permanent molars. d.Deciduous teeth only.

Description : At birth, some calcified dental tissues are presented, a.All deciduous teeth and all permanent incisors. b.All deciduous teeth and permanent central incisors. c.All deciduous teeth and the first permanent molars. d.Deciduous teeth only.

Last Answer : c.All deciduous teeth and the first permanent molars.

At birth, some calcified dental tissues are presented, M07 ******* A. All deciduous teeth and all permanent incisors B. All deciduous teeth and permanent central incisors C. All deciduous teeth and the first permanent molars D. Deciduous teeth only

Description : At birth, some calcified dental tissues are presented, M07 ******* A. All deciduous teeth and all permanent incisors B. All deciduous teeth and permanent central incisors C. All deciduous teeth and the first permanent molars D. Deciduous teeth only

Last Answer : C. All deciduous teeth and the first permanent molars

$ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii) Gymnosperms (iii) Angiosperms

Description : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii) Gymnosperms (iii) Angiosperms

Last Answer : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii ... D. If both As and R are wrong.

Difference between simple and complex tissues in plants. -Biology

Description : Difference between simple and complex tissues in plants. -Biology

Last Answer : answer:

3. How are simple tissues different from complex tissues in plants? -Science

Description : 3. How are simple tissues different from complex tissues in plants? -Science

Last Answer : The following are the differences: Simple tissues Complex tissues They are made up of a single type of cell that performs only one common function They are made up of more than one kind of a cell that coordinate to perform one particular function

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

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.

The group of plants which contain vascular tissues are called

Description : The group of plants which contain vascular tissues are called

Last Answer : tracheophytes.

The first terrestrial plants to develop vascular tissues are

Description : The first terrestrial plants to develop vascular tissues are

Last Answer : pteridophytes.

Name two complex tissues in plants?

Description : Name two complex tissues in plants?

Last Answer : Xylem and Phloem

Vascular tissues in flowering plants develop from (a) periblem (b) dermatogen (c) phellogen (d) plerome

Description : Vascular tissues in flowering plants develop from (a) periblem (b) dermatogen (c) phellogen (d) plerome

Last Answer : (d) plerome.

Are Collenchyma tissues present in roots of the plants?

Description : Are Collenchyma tissues present in roots of the plants?

Last Answer : No, Collenchyma is absent in root system. It is present in stem, petioles, veins of leaf.

Where do you find collenchyma tissues in plants?

Description : Where do you find collenchyma tissues in plants?

Last Answer : Below the epidermis of stem and around veins of leaves.

Which tissues are responsible for the secondary growth of plants?

Description : Which tissues are responsible for the secondary growth of plants?

Last Answer : Vascular Cambium and Cork Cambium (also called secondary meristems) are responsible for the secondary growth. They increase the thickness (size of the girth) of the plant body.

Which tissue helps in increasing the length of stem and root? OR Q: Which tissues are responsible for the axial growth of plants?

Description : Which tissue helps in increasing the length of stem and root? OR Q: Which tissues are responsible for the axial growth of plants?

Last Answer : Apical Meristem.

Why do plants have more dead tissues as compared to animals?OR Q: Why do plant tissue require less amount of energy in comparison to animal tissues?

Description : Why do plants have more dead tissues as compared to animals?OR Q: Why do plant tissue require less amount of energy in comparison to animal tissues?

Last Answer : Most of the plant tissues are dead, since dead cells can provide mechanical strength as easily as live ones, and need less maintenance. Also plants have sedentary life i.e. they are stationary. Therefore plant tissues require less amount of energy.

Which of the following statements is incorrect? (a) Some tissues in plants divide throughout the life (b) Cell growth in animals is more uniform as compared to plants (c) Animals have more dead tissues as compared to plants (d) There is no demarcation of dividing and nondividing regions in animals

Description : Which of the following statements is incorrect? (a) Some tissues in plants divide throughout the life (b) Cell growth in animals is more uniform as compared to plants (c) Animals have more ... as compared to plants (d) There is no demarcation of dividing and nondividing regions in animals

Last Answer : (c) Animals have more dead tissues as compared to plants

Which of the following statement is NOT true? (a) Most of the plant tissues are supportive type. (b) Tissues ensure division of labour. (c) Sedantry existence contribute to the organ system design in animals. (d) Organ systems are far more complex in animals than in plants.

Description : Which of the following statement is NOT true? (a) Most of the plant tissues are supportive type. (b) Tissues ensure division of labour. (c) Sedantry existence contribute to the organ system design in animals. (d) Organ systems are far more complex in animals than in plants.

Last Answer : (c) Sedantry existence contribute to the organ system design in animals.

In plants, the external group of tissues, from the cambium outward, of a woody stem or root is known as what?

Description : In plants, the external group of tissues, from the cambium outward, of a woody stem or root is known as what?

Last Answer : ANSWER: BARK

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

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

How Many Types of Permanent Tissue in Plants ?

Description : How Many Types of Permanent Tissue in Plants ?

Last Answer : 3 types of permanent tissues of plants .

Pick up the correct statement from the following: (A) The portion of pellicular water which remains unutilised, is called hygroscopic water (B) The moisture content at which permanent wilting of plants takes place, is called the wilting point (C) The moisture deficiency will be different at different points (D) All the above

Description : Pick up the correct statement from the following: (A) The portion of pellicular water which remains unutilised, is called hygroscopic water (B) The moisture content at which permanent wilting of plants ... point (C) The moisture deficiency will be different at different points (D) All the above

Last Answer : Answer: Option D

A land is known as waterlogged (A) When the permanent wilting point is reached (B) When gravity drainage has ceased (C) Capillary fringe reaches the root zone of plants (D) None of the above

Description : A land is known as waterlogged (A) When the permanent wilting point is reached (B) When gravity drainage has ceased (C) Capillary fringe reaches the root zone of plants (D) None of the above

Last Answer : Answer: Option C

What are the three germline tissues developed by an embryo?

Description : What are the three germline tissues developed by an embryo?

Last Answer : Endoderm, mesoderm, ectoderm.

What are the three types of germ layers that form tissues and organs in animals ?

Description : What are the three types of germ layers that form tissues and organs in animals ?

Last Answer : The three germ layers are the ectoderm, the mesoderm, and the endoderm. 39. How is the mesoderm (third germ layer) of triploblastic animals formed? The mesoderm appears from differentiation of endodermal cells that cover the dorsal region of the archenteron.

What are the three types of germ layers that form tissues and organs in animals ?

Description : What are the three types of germ layers that form tissues and organs in animals ?

Last Answer : The three germ layers are the ectoderm, the mesoderm, and the endoderm. Image Diversity: germ layers

What is common in all the three, Funaria, Dryopteris and Ginkgo? (a) Presence of archegonia (b) Well developed vascular tissues (c) Independent gametophyte (d) Independent sporophyte

Description : What is common in all the three, Funaria, Dryopteris and Ginkgo? (a) Presence of archegonia (b) Well developed vascular tissues (c) Independent gametophyte (d) Independent sporophyte

Last Answer : (a) Presence of archegonia

You find a herbaceous flowering plant growing in your school garden having leaves with parallel venation. Choose the correct additional features the given plant would be possessing. (I) It has no secondary vascular tissues. (II) Its flower possesses three sepals. (Ill) It possesses tap root. (IV) Its embryo has 2 cotyledons. (1) (I) and (II) (2) (I) and (III) (3) (II) and (IV) (4) (III) and (IV)

Description : You find a herbaceous flowering plant growing in your school garden having leaves with parallel venation. Choose the correct additional features the given plant would be possessing. (I) It has no secondary vascular tissues. (II) Its flower ... (2) (I) and (III) (3) (II) and (IV) (4) (III) and (IV)

Last Answer : 1) (I) and (II)

Cbqs (case based study) of chapter 6 Tissues Science class 9 -Biology 9th

Description : Cbqs (case based study) of chapter 6 Tissues Science class 9 -Biology 9th

Last Answer : answer:

Name the cells/tissues in human body which exhibit ciliary movement. -Biology

Description : Name the cells/tissues in human body which exhibit ciliary movement. -Biology

Last Answer : Macrophages and leucocytes in blood exhibit amoeboid movement.

What is the percentage of various components present in living tissues? -Biology

Description : What is the percentage of various components present in living tissues? -Biology

Last Answer : The correct order of chemical composition of living tissues/cells in term of percentage of the total cellular mass is. Solution : The average composition of a living cell is water 70-90%, proteins 10-15%, nucleic acids 5-7%, carbohydrates 3%, lipids 2%, ions 1%.

How do the red blood cells carry oxygen to the tissues? -Biology

Description : How do the red blood cells carry oxygen to the tissues? -Biology

Last Answer : answer:

Function of meristematic tissues? -Biology

Description : Function of meristematic tissues? -Biology

Last Answer : answer:

What are the different plant tissues and their functions? -Biology

Description : What are the different plant tissues and their functions? -Biology

Last Answer : answer:

What are meristematic tissues? -Biology

Description : What are meristematic tissues? -Biology

Last Answer : answer: