12. ------------ is the composition of the intine of the pollen grain (a) cellulose and kitin (b) kitin and polysaccharide (c) cellulose and pectin (d) polysaccharide and glycoprotein

12. ------------ is the composition of the intine of the pollen grain
(a) cellulose and kitin (b) kitin and polysaccharide
(c) cellulose and pectin (d) polysaccharide and glycoprotein
by

1 Answer

Answer :

(c) cellulose and pectin
by

Related questions

Which one of the following statements is wrong? (a) When pollen is shed at two-celled stage, double fertilisation does not take place. (b) Vegetative cell is larger than generative cell. (c) Pollen grains in some plants remain viable for months. (d) Intine is made up of cellulose and pectin.

Description : Which one of the following statements is wrong? (a) When pollen is shed at two-celled stage, double fertilisation does not take place. (b) Vegetative cell is larger than generative cell. (c) Pollen grains in some plants remain viable for months. (d) Intine is made up of cellulose and pectin.

Last Answer : (a) When pollen is shed at two-celled stage, double fertilisation does not take place.

Exine layer of pollen grain is made up of : a) sporopollenin b)Pectin c) cellulose d)chitin

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Last Answer : Ans: a)sporopollenin

______ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. (1) Cellulose (2) Glycogen (3) Pectin (4) Chitin

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Last Answer : (2) Glycogen Explanation: Glycogen is a multi branched polysaccharide of glucose that serves as a form of energy storage in humans, animals, and fungi. The polysaccharide structure represents the ... Glycogen is the analogue of starch, a glucose polymer that functions as energy storage in plants.

______ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. (1) Cellulose (2) Glycogen (3) Pectin (4) Chitin

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____ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. (1) Cellulose (2) Glycogen (3) Pectin (4) Chitin

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Last Answer : Glycogen

Which one of the following statements is wrong?a)Pollen grains in some plants remain viable for monthsb)Intine is made up of cellulose and pectinc)When pollen is shed at two-celled state, double fertilization does not take placed)Vegetative cell is larger than generative cell

Description : Which one of the following statements is wrong?a)Pollen grains in some plants remain viable for monthsb)Intine is made up of cellulose and pectinc)When pollen is shed at two-celled state, double fertilization does not take placed)Vegetative cell is larger than generative cell

Last Answer : c)When pollen is shed at two-celled state, double fertilization does not take place

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Last Answer : (4) Sporopollenin

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Last Answer : Answer : D

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Last Answer : B

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Last Answer : answer:

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Last Answer : Ans:(b)

Which one of the following statements is wrong? (a) Uracil is a pyrimidine. (b) Glycine is a sulphur containing amino acid. (c) Sucrose is a disaccharide. (d) Cellulose is a polysaccharide.

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Which one of the following is NOT a polysaccharide? a. Chitin b. Glycogen c. Cellulose d. Lipid

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Last Answer : d. Lipid

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.In Pinus, the pollen grain has 6 chromosomes then in its endosperm will have (a) 12 (b) 18 (c) 6 (d) 24.

Description : .In Pinus, the pollen grain has 6 chromosomes then in its endosperm will have (a) 12 (b) 18 (c) 6 (d) 24.

Last Answer : (c) 6

Part of gynoecium that determines the compatible nature of pollen grain. -Biology

Description : Part of gynoecium that determines the compatible nature of pollen grain. -Biology

Last Answer : answer:

why sterile tissues degenerate in anther during the maturation of pollen grain -Biology

Description : why sterile tissues degenerate in anther during the maturation of pollen grain -Biology

Last Answer : answer:

Role of tapetum in the formation pollen-grain wall? -Biology

Description : Role of tapetum in the formation pollen-grain wall? -Biology

Last Answer : answer:

Pollen grain of hibiscus? -Biology

Description : Pollen grain of hibiscus? -Biology

Last Answer : answer:

Explain the structure of pollen grain? -Biology

Description : Explain the structure of pollen grain? -Biology

Last Answer : answer:

Explain the structure of pollen grain? -Biology

Description : Explain the structure of pollen grain? -Biology

Last Answer : answer:

What Differ between cheek cells and pollen grain?

Description : What Differ between cheek cells and pollen grain?

Last Answer : Need answer

Haploid cells belong to: (a) Integument, pollen grain, endosperm (b) Embryo, endosperm and pollen grain (c) Megaspore, pollen grain, antipodal (d) Integument, pollen grain and antipodal

Description : Haploid cells belong to: (a) Integument, pollen grain, endosperm (b) Embryo, endosperm and pollen grain (c) Megaspore, pollen grain, antipodal (d) Integument, pollen grain and antipodal

Last Answer : Ans. ((c))

The study of pollen grain is known as : (a) Palaeobotany (b) Palynology (c) Pomology (d) Phonology

Description : The study of pollen grain is known as : (a) Palaeobotany (b) Palynology (c) Pomology (d) Phonology

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Last Answer : (d) (1) and (4).

n Pinus/gymnosperms, the haploid structure are (a) megaspore, endosperm and embryo (b) megaspore, pollen grain and endosperm (c) megaspore, integument and root (d) pollen grain, leaf and root.

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Last Answer : (b) megaspore, pollen grain and endosperm

In gymnosperms, the pollen chamber represents (a) a cavity in the ovule in which pollen grains are stored after pollination (b) an opening in the megagametophyte through which the pollen tube approaches the egg(c) the microsporangium in which pollen grains develop (d) a cell in the pollen grain in which the sperms are formed.

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Last Answer : (c) the microsporangium in which pollen grains develop

Name two cells of a mature pollen grain?

Description : Name two cells of a mature pollen grain?

Last Answer : Ans: Vegetative cell and Generative cell

In a cell haploid chromosome number is 15. What number is found in Pollen grain, Zygote, Primary endosperm nucleus and Colchicine treated zygote.

Description : In a cell haploid chromosome number is 15. What number is found in Pollen grain, Zygote, Primary endosperm nucleus and Colchicine treated zygote. 

Last Answer : Ans: 15 in pollen grain, 30 in zygote, 45 in Primary Endosperm nucleus and 60 in colchicine treated zygote.

Study of pollen grain is called- (a) Pomology (b) Palynology (c) Phocology (d) Mycology

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Maximum hardenability of steel depends upon its (A) Chemical composition (B) Carbon content (C) Grain size (D) Alloying elements content

Description : Maximum hardenability of steel depends upon its (A) Chemical composition (B) Carbon content (C) Grain size (D) Alloying elements content

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The major difference between breccia and conglomerate is (A)size of grain (B) shape of grain (C) composition of grain (D)all of these

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Last Answer : shape of grain

My home-made marmalade won't set. Can I open the jars and add pectin?

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Last Answer : I have in the past made a jelly that didn't gel. We re-opened the jars and re-boiled, as you describe. Of course, we also re-sterilized the jars and everything, and just started fresh. We didn't add ... could do it that way as well. In short, yes, your idea should work, or at least won't hurt.

If I am taking a fiber pill (Apple Pectin) with my vitamins and suppliments am I defeating my purpose?

Description : If I am taking a fiber pill (Apple Pectin) with my vitamins and suppliments am I defeating my purpose?

Last Answer : Please consult a professional. Vitamins and minerals have been proven to be either ineffective in some cases, poisonous in others. Not to mentions herbs et al; gingko biloba was just declared as BS, btw, in a ... . Over-vitamining can be bad for you - especially the oil-based ones - like A and E.

Does pectin, as a food additive have any synergies with other food additives?

Description : Does pectin, as a food additive have any synergies with other food additives?

Last Answer : Pectin is often used with acidifiers (typically citric acid). It's not technically a synergistic effect, but the acid inverts part of the sugars, and since invert sugar is hygroscopic it binds some of ... onto the acid until the end. As soon as the acid is added, the gelling effect is dramatic.

The homopo lysacchar ide used for intravenous infusion as plasma substitute is (A) Agar (B) Inulin (C) Pectin (D) Starch

Description : The homopo lysacchar ide used for intravenous infusion as plasma substitute is (A) Agar (B) Inulin (C) Pectin (D) Starch

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The major sugar of insect hemolymph is (A) Glycogen (B) Pectin (C) Trehalose (D) Sucrose

Description : The major sugar of insect hemolymph is (A) Glycogen (B) Pectin (C) Trehalose (D) Sucrose

Last Answer : C

The cell wall of both bacteria and cyanobactena contains: (a) Lipid (b) Pectin (c) Protein (d) muramic acid

Description : The cell wall of both bacteria and cyanobactena contains: (a) Lipid (b) Pectin (c) Protein (d) muramic acid

Last Answer : Ans. ((d))

The instrument used to know pectin content

Description : The instrument used to know pectin content

Last Answer : Ans. Jellimeter

A semi-solid transparent product prepared from pectin containing fruit

Description : A semi-solid transparent product prepared from pectin containing fruit

Last Answer : Ans. Jelly

It causes clotting of blood - (1) Thrombin (2) Haemoglobin (3) Pectin (4) All of the above

Description : It causes clotting of blood - (1) Thrombin (2) Haemoglobin (3) Pectin (4) All of the above

Last Answer : (1) Thrombin Explanation: There are two major facets of the clotting mechanism - the platelets, and the thrombin system. The thrombin system consists of several blood proteins that, when bleeding occurs, become ... called fibrin. Red blood cells become caught up in the web, and a "red clot" forms.

The constituent of Wheat affecting baking quality is a. Vit B b. Gluten c. Moisture d. Pectin

Description : The constituent of Wheat affecting baking quality is a. Vit B b. Gluten c. Moisture d. Pectin

Last Answer : b. Gluten

The major sugar of insect hemolymph is (A) Glycogen (B) Pectin (C) Trehalose (D) Sucrose

Description : The major sugar of insect hemolymph is (A) Glycogen (B) Pectin (C) Trehalose (D) Sucrose

Last Answer : (C) Trehalose

The living cells having thickening at the corners due to deposition of pectin are known as

Description : The living cells having thickening at the corners due to deposition of pectin are known as

Last Answer : The living cells having thickening at the corners due to deposition of pectin are known as – Collenchyma cells.

It causes clotting of blood (1) Thrombin (2) Haemoglobin (3) Pectin (4) All of the above

Description : It causes clotting of blood (1) Thrombin (2) Haemoglobin (3) Pectin (4) All of the above

Last Answer : Thrombin