What are assimilatory roots? Give two examples.

What are assimilatory roots? Give two examples. 
by

1 Answer

Answer :

Ans: Modified green adventitious roots that help in assimilation of carbon dioxide are called as assimilatory roots. Examples are Taeniophyllum, Tinospora. 
by

Related questions

What are fasciculated roots? Give two examples.

Description : What are fasciculated roots? Give two examples.

Last Answer : Ans: Tuft of storage adventitious roots are called as fasciculated roots. Ex: Asparagus, Dahlia 

Which hormone is found in fruits, flowers, seeds, leaves and roots ?

Description : Which hormone is found in fruits, flowers, seeds, leaves and roots ?

Last Answer : Ethylene hormone is found in fruits, flowers, seeds, leaves and roots.

What roots can be seen in a beautiful tree ?

Description : What roots can be seen in a beautiful tree ?

Last Answer : : Breathing roots can be seen in Sundari tree.

How many types of roots ?

Description : How many types of roots ?

Last Answer : 2 types of roots. For example: spatial and non-local roots.

Floating roots are the characteristics feature of: (a) Viscum (c) Vanda (b) Cuscuta (d) Jussiaea

Description : Floating roots are the characteristics feature of: (a) Viscum (c) Vanda (b) Cuscuta (d) Jussiaea

Last Answer : Ans. ((d))

what are roots?

Description : what are roots?

Last Answer : Roots serve as the most fundamental organ to health of most plants. The root or radicle is the first plant part to appear from a seed. Roots act to anchor the plant and absorb water and ... ■ Photosynthesis: In rare cases, plants have green, aerial roots that photosynthesize (e.g. orchids).

The tissue which is involved in development of lateral roots is

Description : The tissue which is involved in development of lateral roots is

Last Answer : The tissue which is involved in development of lateral roots is – Pericycle

Development of lateral roots is

Description : Development of lateral roots is

Last Answer : Development of lateral roots is – Endogenous

In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Description : In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Last Answer :  In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as – Quiescent center

Write short notes on storage roots

Description : Write short notes on storage roots  

Last Answer : Ans: Modified roots that become swollen due to accumulation of excessive food materials are called as storage roots. They may be developed from tap root or tap root system which appear in conical shape in ... , fruiting and seed setting. Hence they must be harvested at the end of first year.   

Which underground stem modification does not possess roots? Mention its scientific name.

Description : Which underground stem modification does not possess roots? Mention its scientific name. 

Last Answer : Ans: Stem tuber is the underground stem modification that does not possess roots. Solanum tuberosum is its scientific name.  

Air pollution effects are usually found on a) Flowers b) Leaves c) Stems d) Roots.

Description : Air pollution effects are usually found on a) Flowers b) Leaves c) Stems d) Roots.

Last Answer : b) Leaves

In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Description : In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Last Answer : b) Roots or stems of parent plant

Root suckers are a) Insects that suck nutrients from the roots of plants b) Shoots that arise from roots to form new plant c)New plant parts that arise from the branches of fruit trees d) Roots of neighboring plants that share water with the another plant

Description : Root suckers are a) Insects that suck nutrients from the roots of plants b) Shoots that arise from roots to form new plant c)New plant parts that arise from the branches of fruit trees d) Roots of neighboring plants that share water with the another plant

Last Answer : b) Shoots that arise from roots to form new plant

What is Polygamous condition and give two examples.

Description : What is Polygamous condition and give two examples. 

Last Answer : Ans: Polygamous condition is presence of male, female and bisexual flowers on the same plant. Ex: Mangifera, Polygonum 

Which aerial stem modification is concerned with vegetative propagation? Give two examples.

Description : Which aerial stem modification is concerned with vegetative propagation? Give two examples. 

Last Answer : Ans: Bulbils. Ex: Agave americana, Dioscoria bulbifera 

Define artificial system of classification and give two examples.

Description : Define artificial system of classification and give two examples. 

Last Answer : Ans: Classification which is based on one or few easily comparable characters is called as Artificial system of classifications. Ex: Theophrastus classification of plants into Herbs, Shrubs ... in Historia Plantarum. Linnaeus classification of plants based on androecium and Gynoecium characters. 

What are the three types of styles? Give examples.

Description : What are the three types of styles? Give examples. 

Last Answer : Ans: The three types of styles are 1. Terminal – Ex: Datura, 2. Lateral – Ex: Mangifera, 3. Gynobasic – Ex: Ocimum 

What is meant by Monosiphonous and Polysiphonous pollen grains? Give examples.

Description : What is meant by Monosiphonous and Polysiphonous pollen grains? Give examples. 

Last Answer : Ans: Pollen gains that form single pollen tube are monosiphonous. Ex: Solanum. Which form more than one pollen tubes are Polysiphonous. Ex: Malvaceae, Cucurbitaceae 

To reduce `1 CO_(2)` molecules in `C_(3)` cycle , assimilatory power needed is

Description : To reduce `1 CO_(2)` molecules in `C_(3)` cycle , assimilatory power needed is

Last Answer : To reduce `1 CO_(2)` molecules in `C_(3)` cycle , assimilatory power needed is A. `3ATP, 2NPDPH_(2)` B. ... ATP, 2NADPH_(2)` D. `6.5 ATP, 2NADPH_(2)`

Light reaction produces assimilatory power in the form of

Description : Light reaction produces assimilatory power in the form of

Last Answer : Light reaction produces assimilatory power in the form of A. ATP,`NADH_(2)` B. ATP, `NADPH_(2)` C. NAD D. NADP

Incorporation of atmospheric N2to NH4 + occurs via the process of A.assimilatory nitrate reduction B.transamination C.deamination D.nitrogen fixation

Description : Incorporation of atmospheric N2to NH4 + occurs via the process of A.assimilatory nitrate reduction B.transamination C.deamination D.nitrogen fixation

Last Answer : D.nitrogen fixation

Azotobacter and Beijerinckia are the examples of (a) Symbiotic nitrogen-fixers (b) Non-symbiotic nitrogen-fixers (c) Ammonifying bacteria (d) Disease causing bacteria

Description : Azotobacter and Beijerinckia are the examples of (a) Symbiotic nitrogen-fixers (b) Non-symbiotic nitrogen-fixers (c) Ammonifying bacteria (d) Disease causing bacteria

Last Answer : Ans. ((b))

what examples of plant form exist?

Description : what examples of plant form exist?

Last Answer : Most students can recognize that plants come in many different heights, widths, and overall forms. Below is a listing of some of general plant forms that exist in the world. Trees: Plants ... smaller than trees. Ferns, grasses, tulips, and most vegetable crops are examples of herbaceous plants.

How many types of secretary cavities are there? Explain with examples

Description : How many types of secretary cavities are there? Explain with examples 

Last Answer : Ans: There are two types of secretary cavities known as Lysigenous cavities and Schizogenous cavities.  1. Lysigenous cavities: These are formed by the lysis of secretary cells. The cavities are ... secretary cells. The lining layer of cells is called as epithelium. Ex: Pinus resin ducts.  

Explain various kinds of sclereids with examples

Description : Explain various kinds of sclereids with examples

Last Answer : Ans: Sclereids are relatively short sclerenchyma cells which occur either singly or in groups in various parts of the plant body. They are of the following types. 1. Brachysclereids: These are ... that are extended into even intercellular spaces. Ex: Leaves of Olea and aerial roots of Monstera

Explain false fruits with examples

Description : Explain false fruits with examples

Last Answer : Ans: Fruits developed from non-ovarian part of the flower are called as false fruits. They are always associated with true fruits. Ex: Anacardium occidentale, Pyrus malus In Anacardium, the ... Pyrus malus, the thalamus becomes fleshy. It is edible and completely surrounds the false fruit. 

What is zoophily? Mention the four kinds of zoophily with examples.

Description : What is zoophily? Mention the four kinds of zoophily with examples.

Last Answer : Ans: Pollination by animals is called as zoophily. The four types are as follows 1. Entomophily: it is pollination by insects. Ex: Cestrum 2. Ornithophily: Pollination by birds. Ex: Bignonia ... by Snails and slugs. Ex: Aroideae  4. Cheiropteriphily: Pollination by bats. Ex: Kigelia pinnata

Describe various types of aestivations with the help of suitable examples.

Description : Describe various types of aestivations with the help of suitable examples.

Last Answer : Ans: Arrangement of perianth lobes in bud condition is called as aestivation. They are of the following types. I. Valvate: Perianth lobes of cycle are arranged side by side but not overlapped. ... remaining one has one margin inside and one margin outside. Ex: Calyx of Ipomoea and Catharanthus. 

Examples of Corm include a) Gloriosa b) Canna c) Lallang d) GingerA

Description : Examples of Corm include a) Gloriosa b) Canna c) Lallang d) GingerA

Last Answer : a) Gloriosa

Onion and garlic are examples of a)Rhizome b) corm c) stem tuber d) bulb

Description : Onion and garlic are examples of a)Rhizome b) corm c) stem tuber d) bulb

Last Answer :  d) bulb

Give an account on the structure and function of tRNA

Description : Give an account on the structure and function of tRNA  

Last Answer : Ans: Transfer RNA is the smallest among the RNAs. It is also known as adaptor RNA or decoding RNA or soluble RNA. It accounts for 10 - 15% of total cellular RNA. It consists of 80 - 90 ... significance. tRNA brings the aminoacids to the surface of ribosomes at the time of protein synthesis. 

With the help of labeled diagram give an account of the cell organelle which is generally referred as Cell brain.

Description : With the help of labeled diagram give an account of the cell organelle which is generally referred as Cell brain.

Last Answer : Ans: Nucleus is the controlling centre of the cell that consists of chromosomes. Structurally it has four parts known as Nuclear envelope, Nucleoplasm, Nucleolus and Chromatin.   Nuclear ... chromosome at secondary constriction. It also disappears in Prophase and reappears in telophase.   

Give an account on suicidal bags of the cell.

Description : Give an account on suicidal bags of the cell. 

Last Answer : Ans: These are Lysosomes. They have single unit membrane and formed from E.R. and Golgi complex. These were discovered by de Duve. They are rich in hydrolytic enzymes and play a role in digestion. ... lysosomes can destroy the contents of the same cell they are called as Suicidal bags of the cell.

Define aereole and give an example.

Description : Define aereole and give an example. 

Last Answer : Ans: Aereole is elevated region on the Phylloclade of Opuntia which represents a node and consists of spinous modified leaves. The spines are normal spines and hair like spines known as barbs. 

What is a complete root parasite? Give an example.

Description : What is a complete root parasite? Give an example.  

Last Answer : Ans: A complete parasite is achlorophyllous, establishes haustorial connection with both xylem and Phloem of the host to absorb both mineral water and organic food materials from the host plant. Ex: Orobanche

Which group of Plants are called Amphibians of the plant kingdom and give an example.

Description : Which group of Plants are called Amphibians of the plant kingdom and give an example. 

Last Answer : Ans: Bryophytes are called as Amphibians of the Plant Kingdom. Example is Funaria. 

To which family the petro plants belong and give an example.

Description : To which family the petro plants belong and give an example.

Last Answer : Ans: Petro plants belong to family Euphorbiaceae. Example is Jatropa 

Define self sterility. Give an example

Description : Define self sterility. Give an example

Last Answer : Ans: It is failure of germination of pollen grains on the stigma of the same flower. Ex: Orchids, Passiflorea, Abutilon

What is epicalyx? Give the scientific name of one plant in which it is present.

Description : What is epicalyx? Give the scientific name of one plant in which it is present. 

Last Answer : Ans: It is whorl of bracteoles present below the calyx. Ex: Hibiscus

What are alleles? Give an example.

Description : What are alleles? Give an example. 

Last Answer : Ans: Alternative forms for a gene are called as alleles. Ex: The alleles for length of stem are T and t. 

What are epiphytic roots? Give examples. -Biology

Description : What are epiphytic roots? Give examples. -Biology

Last Answer : answer:

What are clinging roots? Give examples. -Biology

Description : What are clinging roots? Give examples. -Biology

Last Answer : answer:

What are sucking roots? Give examples. -Biology

Description : What are sucking roots? Give examples. -Biology

Last Answer : answer:

The trees occurring in two stories is the characteristic feature of: (a) Temperate deciduous forest (b) Tropical savannah (c) Grassland (d) Coniferous forest

Description : The trees occurring in two stories is the characteristic feature of: (a) Temperate deciduous forest (b) Tropical savannah (c) Grassland (d) Coniferous forest

Last Answer : Ans. ((a))

A plant having two types of haploid structures in its life cycle is known as: (a) Haplobiontic (b) Diplobiontic (c) Haplontic (d) Diplontic

Description : A plant having two types of haploid structures in its life cycle is known as: (a) Haplobiontic (b) Diplobiontic (c) Haplontic (d) Diplontic

Last Answer : Ans. ((a))

The two great industrial tragedies MIC and Chemobyl occurred respectively in: (a) Bhopal 1984, Ukraine 1986 (b) Madhya Pradesh 1980, Russia 1990 (c) Bhopal 1980, Ukraine 1984 (d) Ukraine 1990, Bhopal 1986

Description : The two great industrial tragedies MIC and Chemobyl occurred respectively in: (a) Bhopal 1984, Ukraine 1986 (b) Madhya Pradesh 1980, Russia 1990 (c) Bhopal 1980, Ukraine 1984 (d) Ukraine 1990, Bhopal 1986

Last Answer : Ans. ((a))

In angiosperms regarding development of microgametophyte each microspore mother cell undergoes (a) Mitosis to produce 4 microspores (b) Two successive mitosis to form 4 microspores (c) Two successive meiotic division to form 4 microspores (d) Meiosis to produce 4 haploid microspores

Description : In angiosperms regarding development of microgametophyte each microspore mother cell undergoes (a) Mitosis to produce 4 microspores (b) Two successive mitosis to form 4 microspores (c) Two successive meiotic division to form 4 microspores (d) Meiosis to produce 4 haploid microspores

Last Answer : Ans. ((d))

The abortive female flower in the male cone of Gnetum can be distinguished from the normal ovules of the female cone apart from its function by the presence of …. a) no envelops b) single envelope c) two envelopes d) several envelops.

Description : The abortive female flower in the male cone of Gnetum can be distinguished from the normal ovules of the female cone apart from its function by the presence of …. a) no envelops b) single envelope c) two envelopes d) several envelops.

Last Answer : b) single envelope

Presence of two layers of phloem, one above xylem and another below xylem is called as

Description : Presence of two layers of phloem, one above xylem and another below xylem is called as

Last Answer : Presence of two layers of phloem, one above xylem and another below xylem is called as – Bicollateral arrangement