$ Insectivorous plants get nitrogenous nutrition from the insects. IAA is growth promoter.

$ Insectivorous plants get nitrogenous nutrition from the insects. IAA is growth promoter.
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$ Insectivorous plants get nitrogenous nutrition from the insects. IAA is growth promoter. A. If both As and ... wrong D. If both As and R are wrong.
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Which of the following statement is correct? (1) The causal organism for foolish seedling disease is the source of gibberellin (2) Abscisic acid is a growth promoter (3) The ratio of auxin : cytokinin control cell differentiation (4) Bolting of cabbage can be induced by treatment with IAA

Description : Which of the following statement is correct? (1) The causal organism for foolish seedling disease is the source of gibberellin (2) Abscisic acid is a growth promoter (3) The ratio of auxin : cytokinin control cell differentiation (4) Bolting of cabbage can be induced by treatment with IAA

Last Answer : Ans. ((d))

'Insectivorous plants' trap insects for (1) Nitrogen (2) Fats (3) Vitamins (4) Carbohydrates

Description : 'Insectivorous plants' trap insects for (1) Nitrogen (2) Fats (3) Vitamins (4) Carbohydrates

Last Answer : (1) Nitrogen Explanation: Insectivorous plants trap insects because they grow in a soil which is deficient in nitrogen (such as acidic bogs and rock outcrops). The insects they feed on ... . Venus flytrap, pitcher plant, utricularia, drosera and Rafflesia are the examples of insectivorous plants.

‘Insectivorous plants’ trap insects for (1) Nitrogen (2) Fats (3) Vitamins (4) Carbohydrates

Description : ‘Insectivorous plants’ trap insects for (1) Nitrogen (2) Fats (3) Vitamins (4) Carbohydrates

Last Answer : Nitrogen

Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels? 10 50 500 1 SC PC PP(a) Level PC is “insects” and level SC is “small insectivorous birds”. (b) Level PP is “phytoplanktons” in sea and “whale” on top level TC. (c) Level one PP is “pipal trees” and the level SC is “sheep”. (d) Level PC is “rats” and level SC is “cats”.

Description : Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels? 10 50 500 1 SC PC PP (a) Level PC is insects and level SC is ... trees and the level SC is sheep . (d) Level PC is rats and level SC is cats .

Last Answer : (a) Level PC is “insects” and level SC is “small insectivorous birds”

$ Green plants have two types of nutrition. (i) Organic nutrition (ii) Inorganic nutrition ! Micronutrients are required in large quntities.

Description : $ Green plants have two types of nutrition. (i) Organic nutrition (ii) Inorganic nutrition ! Micronutrients are required in large quntities.

Last Answer : $ Green plants have two types of nutrition. (i) Organic nutrition (ii) Inorganic nutrition ! Micronutrients ... wrong D. If both As and R are wrong.

$ Green Algae are considered to be the ancestors of land plants. ! Algae differ from Fungi due to autotrophic nutrition.

Description : $ Green Algae are considered to be the ancestors of land plants. ! Algae differ from Fungi due to autotrophic nutrition.

Last Answer : $ Green Algae are considered to be the ancestors of land plants. ! Algae differ from Fungi due to ... wrong D. If both As and R are wrong.

Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when pla(a) It made possible the isolation and exact identification of auxin. (b) It is the basis for quantitative determination of small amounts of growth-promoting substances. (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxinsced on one side of freshly-cut coleoptile stumps. Of what significance is this experiment?

Description : Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly-cut coleoptile stumps. Of what ... . (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxins

Last Answer : (a) It made possible the isolation and exact identification of auxin.

Plant growth regulator used for sucker control in Tobacco is a. IAA b. ABA c. GA d. MH

Description : Plant growth regulator used for sucker control in Tobacco is a. IAA b. ABA c. GA d. MH

Last Answer : d. MH

Growth regulating herbicides that act simi lar to that of endogenous auxin (IAA) a). Benzoic acid b). pyridine carboxylic acid c). quinoline carboxylic acid d). All

Description : Growth regulating herbicides that act simi lar to that of endogenous auxin (IAA) a). Benzoic acid b). pyridine carboxylic acid c). quinoline carboxylic acid d). All

Last Answer : d). All

Two examples in which the nitrogenous wastes are excreted from body in the form of uric acid are (a) birds and lizards (b) frogs and cartilaginous fish (c) insects and bony fish (d) mammals and molluscs.

Description : Two examples in which the nitrogenous wastes are excreted from body in the form of uric acid are (a) birds and lizards (b) frogs and cartilaginous fish (c) insects and bony fish (d) mammals and molluscs.

Last Answer : (a) birds and lizards

Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Description : Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Last Answer : (a) reptiles and birds

The major auxin produced in plants is: a. Indole-3-butyric acid (IBA) b. Naphthalene acetic acid (NAA) c. Indole-3-acetic acid (IAA) d. Ethylene

Description : The major auxin produced in plants is: a. Indole-3-butyric acid (IBA) b. Naphthalene acetic acid (NAA) c. Indole-3-acetic acid (IAA) d. Ethylene

Last Answer : Indole-3-acetic acid (IAA)

Match the following concerning essential elements and their functions in plants. Column-I Column-II (A) Iron (i) Photolysis of water (B) Zinc (ii) Pollen germination (C) Boron (iii) Required for chlorophyll biosynthesis (D) Manganese (iv) IAA biosynthesis

Description : Match the following concerning essential elements and their functions in plants. Column-I Column-II (A) Iron (i) Photolysis of water (B) Zinc (ii) Pollen germination (C) Boron (iii) Required for chlorophyll biosynthesis (D) Manganese (iv) IAA biosynthesis

Last Answer : (c) (iii) (iv) (ii) (i)

$ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers.

Description : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers.

Last Answer : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers ... D. If both As and R are wrong.

$ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers.

Description : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers.

Last Answer : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers. A. If both As and R are ... wrong D. If both As and R are wrong.

$ Sea Aneomone has parasitic nutrition. ! Roundworms are also called Trematodes.

Description : $ Sea Aneomone has parasitic nutrition. ! Roundworms are also called Trematodes.

Last Answer : $ Sea Aneomone has parasitic nutrition. ! Roundworms are also called Trematodes. A. If both As and R are ... is wrong D. If both As and R are wrong.

$ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has parasitic nutrition.

Description : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has parasitic nutrition.

Last Answer : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has ... D. If both As and R are wrong.

$ Slime mouls are mainly saprophytic. ! Saprophytes get their nutrition from a host.

Description : $ Slime mouls are mainly saprophytic. ! Saprophytes get their nutrition from a host.

Last Answer : $ Slime mouls are mainly saprophytic. ! Saprophytes get their nutrition from a host. A. If both As and R ... is wrong D. If both As and R are wrong.

$ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of light and saprophytic in the absence

Description : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of light and saprophytic in the absence

Last Answer : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of ... D. If both As and R are wrong.

Dormancy is a function of interaction of growth promoter like GA and growth inhibitor like _________: a. ABA b. Cycocell c. Alar d. Paclobutrazole

Description : Dormancy is a function of interaction of growth promoter like GA and growth inhibitor like _________: a. ABA b. Cycocell c. Alar d. Paclobutrazole

Last Answer : ABA

Insectivorous plants usually grow in soils which are deficient in

Description : Insectivorous plants usually grow in soils which are deficient in

Last Answer : Insectivorous plants usually grow in soils which are deficient in A. Nitrogen B. Calcium C. Magnesium D. Carbohydrate

Insectivorous plants usually survive in

Description : Insectivorous plants usually survive in

Last Answer : Insectivorous plants usually survive in A. Calvin B. Mayer C. Blackman D. Ruben, Hassid, and Kamen

Insectivorous plants usually grow in soils which are deficient in

Description : Insectivorous plants usually grow in soils which are deficient in

Last Answer : Insectivorous plants usually grow in soils which are deficient in A. Water rich soil B. `N_(2)` ... `N_(2)` rich soil D. Sugar deficient medium

Give examples of insectivorous plants.

Description : Give examples of insectivorous plants.

Last Answer : Give examples of insectivorous plants.

Insectivorous plants grow in: (a) Nitrogen rich soil (b) Nitrogen deficient soil (c) Potassium deficient soil (d) Carbohydrate rich soil

Description : Insectivorous plants grow in: (a) Nitrogen rich soil (b) Nitrogen deficient soil (c) Potassium deficient soil (d) Carbohydrate rich soil

Last Answer : Ans. ((b))

Insectivorous plants grow in soil which is deficient in – (1) Nitrogen (2) Sodium (3) Calcium (4) Magnesium

Description : Insectivorous plants grow in soil which is deficient in – (1) Nitrogen (2) Sodium (3) Calcium (4) Magnesium

Last Answer : (1) Nitrogen Explanation: Carnivorous or insectivorous plants grow in places where the soil is thin or poor in nutrients, especially nitrogen, such as acidic bogs and rock out-croppings. ... advantage. The capture of insects provides such plants with a supplemental source of essential nutrients.

Insectivorous plants grow in soil deficient in - (1) Calcium (2) Nitrogen (3) Magnesium (4) Water

Description : Insectivorous plants grow in soil deficient in - (1) Calcium (2) Nitrogen (3) Magnesium (4) Water

Last Answer : (2) Nitrogen Explanation: Insectivorous plants grow in soil deficient in nitrogen.

What are insectivorous plants?

Description : What are insectivorous plants?

Last Answer : Plants that trap insects and other small crea- tures for food. eg : Nepenthes; Sundew

What are insectivorous plants and describe the mechanism of insect trapping in Nepenthes.

Description : What are insectivorous plants and describe the mechanism of insect trapping in Nepenthes.  

Last Answer : Ans: Plants that fulfill their nitrogen requirements by digesting the insects are called as insectivorous plants. Nepenthes is commonly called as Pitcher plant. It has petiole whose lower portion is green, ... protein component of insect body which is absorbed by the cells of pitcher.  

Insectivorous plants grow in soil deficient in (1) Calcium (2) Nitrogen (3) Magnesium (4) Water

Description : Insectivorous plants grow in soil deficient in (1) Calcium (2) Nitrogen (3) Magnesium (4) Water

Last Answer : Nitrogen

$ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.

Description : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.

Last Answer : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by ... D. If both As and R are wrong.

Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large excess use of nitrogenous fertiliser in land causes the problem of diarrhoea and cyanosis (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Description : Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large ... vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Last Answer : (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables

ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Description : ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Last Answer : (A) Nitrogenous fertilise

Nitrogenous fertiliser is required (A) During the early stage of growth to promote development of stem andleaves(B) For accelerating fruit formation in later stage of growth(C) To lessen the effect of excessive potash application(D) None of these

Description : Nitrogenous fertiliser is required (A) During the early stage of growth to promote development of stem andleaves (B) For accelerating fruit formation in later stage of growth (C) To lessen the effect of excessive potash application (D) None of these

Last Answer : (A) During the early stage of growth to promote development of stem andleaves

The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Potassic(D) None of these

Description : The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Potassic (D) None of these

Last Answer : (A) Nitrogenous

What is the full form of IAA ?

Description : What is the full form of IAA ?

Last Answer : The full form of IAA International Advertising Association.

Artificial ripening of fruits is accomplished by treatment with: (a) Sodium chloride (b) IAA (c) Ethylene gas (d) Kinetin

Description : Artificial ripening of fruits is accomplished by treatment with: (a) Sodium chloride (b) IAA (c) Ethylene gas (d) Kinetin

Last Answer : Ans. ((c))

Which of the following enhances or induces fusion of protoplasts? (a) IAA and kinetin (b) IAA and gibberellins (c) Sodium chloride and potassium chloride (d) Polyethylene glycol and sodium nitrate

Description : Which of the following enhances or induces fusion of protoplasts? (a) IAA and kinetin (b) IAA and gibberellins (c) Sodium chloride and potassium chloride (d) Polyethylene glycol and sodium nitrate

Last Answer : (d) Polyethylene glycol and sodium nitrate

Which element is involved in biosynthesis of IAA ? (A) Nitrogen (B) Boron (C) Zinc (D) Copper

Description : Which element is involved in biosynthesis of IAA ? (A) Nitrogen (B) Boron (C) Zinc (D) Copper

Last Answer : (C) Zinc

The first ever auxin discovered was: a. IBA b. IPA c. IAA d. None of above

Description : The first ever auxin discovered was: a. IBA b. IPA c. IAA d. None of above

Last Answer : IAA

Seed potato dormancy is broken by ? a IAA b NAA c Thiourea d CCC

Description : Seed potato dormancy is broken by ? a IAA b NAA c Thiourea d CCC

Last Answer : c Thiourea

Seed dormancy is due to the (a) ethylene (b) abscisic acid (c) IAA (d) starch.

Description : Seed dormancy is due to the (a) ethylene (b) abscisic acid (c) IAA (d) starch.

Last Answer : (b) abscisic acid

Hormone primarily connected with cell division is (a) IAA (b) NAA (c) cytokinin/zeatin (d) gibberellic acid.

Description : Hormone primarily connected with cell division is (a) IAA (b) NAA (c) cytokinin/zeatin (d) gibberellic acid.

Last Answer : (c) cytokinin/zeatin

The hormone responsible for apical dominance is (a) IAA (b) GA (c) ABA (d) Florigen.

Description : The hormone responsible for apical dominance is (a) IAA (b) GA (c) ABA (d) Florigen.

Last Answer : (a) IAA

Which hormone breaks dormancy of potato tuber? (a) Gibberellin (b) IAA (c) ABA (d) Zeatin

Description : Which hormone breaks dormancy of potato tuber? (a) Gibberellin (b) IAA (c) ABA (d) Zeatin

Last Answer : (a) Gibberellin

Which one of the following pairs, is not correctly matched? (a) Gibberellic acid - Leaf fall (b) Cytokinin - Cell division (c) IAA - Cell wall elongation (d) Abscissic acid - Stomatal closure

Description : Which one of the following pairs, is not correctly matched? (a) Gibberellic acid - Leaf fall (b) Cytokinin - Cell division (c) IAA - Cell wall elongation (d) Abscissic acid - Stomatal closure

Last Answer : (a) Gibberellic acid - Leaf fall

Which one of the following generally acts as an antagonist to gibberellins? (a) Zeatin (b) Ethylene (c) ABA (d) IAA

Description : Which one of the following generally acts as an antagonist to gibberellins? (a) Zeatin (b) Ethylene (c) ABA (d) IAA

Last Answer : (c) ABA

The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of (a) NAA, 2, 4-D (b) Phenyl acetic acid (c) Cytokinin (d) IAA, IBA.

Description : The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of (a) NAA, 2, 4-D (b) Phenyl acetic acid (c) Cytokinin (d) IAA, IBA.

Last Answer : a) NAA, 2, 4-D

The Avena curvature is used for bioassay of (a) IAA (b) ethylene (c) ABA (d) GA3.

Description : The Avena curvature is used for bioassay of (a) IAA (b) ethylene (c) ABA (d) GA3.

Last Answer : (a) IAA

You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots? (a) IAA and gibberellin (b) Auxin and cytokinin (c) Auxin and abscisic acid (d) Gibberellin and abscisic acid

Description : You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots? ... gibberellin (b) Auxin and cytokinin (c) Auxin and abscisic acid (d) Gibberellin and abscisic acid

Last Answer : (b) Auxin and cytokinin