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

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

1 Answer

Answer :

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

Related questions

Green manure plants used by farmers mainly belong toa) Compositae b) Leguminosae c) Solanaceae d) Poaceae

Description : Green manure plants used by farmers mainly belong toa) Compositae b) Leguminosae c) Solanaceae d) Poaceae 

Last Answer : b) Leguminosae

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. 

With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Description : With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Last Answer : Ans. ((a))

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 plants popularly known as 'petro crops' are rich in 1. Carbohydrates 2. Hydrocarbons 3. Proteins 4. Lipids The correct answer is: (a) 1, 2 and 3 (b) 1, 3 and 4 (c) 2, 3 and 4 (d) 2 and 4

Description : The plants popularly known as 'petro crops' are rich in 1. Carbohydrates 2. Hydrocarbons 3. Proteins 4. Lipids The correct answer is: (a) 1, 2 and 3 (b) 1, 3 and 4 (c) 2, 3 and 4 (d) 2 and 4

Last Answer : Ans:(d)

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

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 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. 

Swollen placenta, oblique septum and conniving anthers are characteristics of family: (a) Brassicaceae (b) Asterácéae (c) Poaceae (d) Solatiaceae

Description : Swollen placenta, oblique septum and conniving anthers are characteristics of family: (a) Brassicaceae (b) Asterácéae (c) Poaceae (d) Solatiaceae

Last Answer : Ans. ((d))

Coichicine is obtained from Colchicum autumnal. It belongs to family (a) Leguminoceae (b) Solanaceae (c) Asteraceae (d) Liliaceae

Description : Coichicine is obtained from Colchicum autumnal. It belongs to family (a) Leguminoceae (b) Solanaceae (c) Asteraceae (d) Liliaceae

Last Answer : Ans. ((d))

Basal placentation is found in the family: (a) Malvaceae (b) Solanaceae (c) Fabaceae (d) Asteraceae

Description : Basal placentation is found in the family: (a) Malvaceae (b) Solanaceae (c) Fabaceae (d) Asteraceae

Last Answer : Ans. ((d))

Pollinium are found in family

Description : Pollinium are found in family

Last Answer : Pollinium are found in family – Asclepiadaceae and Orchidaceae

Stomata are absent in family

Description : Stomata are absent in family

Last Answer : Stomata are absent in family – Balanophoraceae

Vegetative propagation is an example of

Description : Vegetative propagation is an example of 

Last Answer : Vegetative propagation is an example of – Recurrent apomixis

Nutmeg is an example of

Description : Nutmeg is an example of

Last Answer : Nutmeg is an example of – Ruminate endosperm

Define marcescent and acrescent calyx and an example to each.

Description : Define marcescent and acrescent calyx and an example to each. 

Last Answer : Ans: Persistant calyx that does not show development after fertilization is marcescent calyx. Ex: Solanum melongena. Persistant calyx that shows development even after fertilization is called as Acrescent calyx. Ex: Physalis

What cross is useful in determining the genetic purity of gametes? Show with an example.

Description : What cross is useful in determining the genetic purity of gametes? Show with an example.  

Last Answer : Ans: Test cross. If it is done between an individual with Tt genotype and the recessive parent with tt genotype, 50% of the individuals obtained will be tall and the remaining are dwarf. 

Example of natural vegetative propagation does not include a) Corals b) bulbs c) corms d) rhizomes

Description : Example of natural vegetative propagation does not include a) Corals b) bulbs c) corms d) rhizomes

Last Answer : a) Corals

Example of plant in which vegetative propagation is occurred by leaves is called a) Cannabisn b) Chrysanthemum c) Cryophyllum d) Brassica

Description : Example of plant in which vegetative propagation is occurred by leaves is called a) Cannabisn b) Chrysanthemum c) Cryophyllum d) Brassica

Last Answer : c) Cryophyllum

A common example of stem tuber is a) Ginger b) Garlic c) Onion d) Potato

Description : A common example of stem tuber is a) Ginger b) Garlic c) Onion d) Potato

Last Answer : d) Potato

How long before there is a viable fully electric, tractor trailer and what would that mean for the petro industry?

Description : How long before there is a viable fully electric, tractor trailer and what would that mean for the petro industry?

Last Answer : It will never happen. The batteries required to transport cargo long distances would fill the trailer (displacing any and all cargo) and take forever to recharge. Diesel was, is, and will be the power in trucks. Any one who thinks electric power will work in heavy-duty trucks is dreaming!

Name one important centre each for the production of the following : (i) Tractors (ii) Electronic goods (iii) Petro chemicals. -Geography

Description : Name one important centre each for the production of the following : (i) Tractors (ii) Electronic goods (iii) Petro chemicals. -Geography

Last Answer : (i) Tractors: Faridabad (Haryana) (ii) Electronic Goods: Hyderabad (Andhra Pradesh) (iii) Petro Chemicals : Vadodara.

Match the following: List-I List-II A. Varanasi I. Indian Rare Earths Ltd B. Koyali II. Hindustan Machine Tools Ltd C. Pinjore III. Diesel Locomotive Works D. Alwaye IV. Petro-Chemical Complex Codes: A B C D (a) I II III IV (b) IV III II I (c) III IV II I (d) III IV I II

Description : Match the following: List-I List-II A. Varanasi I. Indian Rare Earths Ltd B. Koyali II. Hindustan Machine Tools Ltd C. Pinjore III. Diesel Locomotive Works D. Alwaye IV. Petro-Chemical Complex Codes: A B C D (a) I II III IV (b) IV III II I (c) III IV II I (d) III IV I II

Last Answer : Ans: (c)

Match the following: List-I List-II (Towns) (Specialisation) A. Alibag 1. Fishing centre B. Balapur 2. Holiday resort C. Nhava Sheva 3. Petro-chemical cplx D. Ratnagiri 4. Port Codes: (a) 1 3 2 4 (b) 2 3 4 1 (c) 3 4 2 1 (d) 2 1 4 3

Description : Match the following: List-I List-II (Towns) (Specialisation) A. Alibag 1. Fishing centre B. Balapur 2. Holiday resort C. Nhava Sheva 3. Petro-chemical cplx D. Ratnagiri 4. Port Codes: (a) 1 3 2 4 (b) 2 3 4 1 (c) 3 4 2 1 (d) 2 1 4 3

Last Answer : Ans: (b)

Detroit, USA, is famous for which of the following industries? (1) Iron and Steel (2) Automobile (3) Petro-chemical (4) Cotton textile

Description : Detroit, USA, is famous for which of the following industries? (1) Iron and Steel (2) Automobile (3) Petro-chemical (4) Cotton textile

Last Answer : (2) Automobile Explanation: Known as the world's traditional automotive center, "Detroit" is a metonym for the American automobile industry and an important source of popular music legacies. Detroit and ... as home to America's 'Big Three' automobile companies, General Motors, Ford, and Chrysler.

Sun belt of U.S.A. is important for which one of the following industries? (1) Cotton textile (2) Petro- chemical (3) Hi-tech electronics (4) Food processing

Description : Sun belt of U.S.A. is important for which one of the following industries? (1) Cotton textile (2) Petro- chemical (3) Hi-tech electronics (4) Food processing

Last Answer : (2) Petro- chemical Explanation: The Sun Belt is a region of the United States which became synonymous with the southern third of the nation in the early 1970s when there was a shift ... consumers of their products. The oil industry helped propel southern states such as Texas and Louisiana forward.

It forms the bed-rock of all industrial activities and is considered "mother industry". (1) Petro-chemical industry (2) Cement industry (3) Iron and Steel industry (4) Fertilizer industry

Description : It forms the bed-rock of all industrial activities and is considered "mother industry". (1) Petro-chemical industry (2) Cement industry (3) Iron and Steel industry (4) Fertilizer industry

Last Answer : (3) Iron and Steel industry Explanation: Industrialization, in its crudest meaning, entails iron and steel industry. This industry formed the foundation of the Industrial Revolution in England ... to other countries. It is one of the most essential industries which propel industrial development.

Which is the main constituent of petro- leum gas?

Description : Which is the main constituent of petro- leum gas?

Last Answer : Butane

Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro

Description : Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro

Last Answer : (A) Gives higher yield of petrol

Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of (A) Brass (B) Copper (C) High carbon steel (D) Aluminium

Description : Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of (A) Brass (B) Copper (C) High carbon steel (D) Aluminium

Last Answer : (A) Brass

In which type of industries the public sector units play a dominant role? A. petro chemical B. fertilizers C. steel industries D. all of the above

Description : In which type of industries the public sector units play a dominant role? A. petro chemical B. fertilizers C. steel industries D. all of the above

Last Answer : D. all of the above

Detroit, USA, is famous for which of the following industries ? (1) Iron and Steel (2) Automobile (3) Petro-chemical (4) Cotton textile

Description : Detroit, USA, is famous for which of the following industries ? (1) Iron and Steel (2) Automobile (3) Petro-chemical (4) Cotton textile

Last Answer : Automobile

Sun belt of U.S.A. is important for which one of the following industries? (1) Cotton textile (2) Petro- chemical (3) Hi-tech electronics (4) Food processing

Description : Sun belt of U.S.A. is important for which one of the following industries? (1) Cotton textile (2) Petro- chemical (3) Hi-tech electronics (4) Food processing 

Last Answer : Petro- chemical

What is the mechanism for motion in plants?

Description : What is the mechanism for motion in plants?

Last Answer : dude, I think this can be googled…. ;-P sorry if i sound like a smart alec….

What is the role of auxin in plants ?

Description : What is the role of auxin in plants ?

Last Answer : The role of auxin in plants is as follows : Prevents premature fall of fruit. Helps to produce seedless fruit. Auxin is also used for seed germination and weed control.

Why Artificial Organisms Are Reproduced in Non-Flowering Plants ?

Description : Why Artificial Organisms Are Reproduced in Non-Flowering Plants ?

Last Answer : As the sexual reproduction of non-flowering plants is not complete, artificial reproduction is done.

Why is the process of perspiration very important for plants ?

Description : Why is the process of perspiration very important for plants ?

Last Answer : As a result of perspiration, the plant gets rid of excess water pressure by expelling water from its body. Perspiration increases the concentration of juice in the cells. Increasing the ... maintains the moisture of the leaves. For this reason perspiration is very necessary for plants.

What do plants leave during photosynthesis ?

Description : What do plants leave during photosynthesis ?

Last Answer : Plants release oxygen during photosynthesis.

Teak plants are bred with the help of which ?

Description : Teak plants are bred with the help of which ?

Last Answer : Teak plants are propagated by roots.

How do plants absorb water through root hairs ?

Description : How do plants absorb water through root hairs ?

Last Answer : Answer : Plants absorb water through unicellular root hairs.

Which of the following works in photosynthesis of plants ?

Description : Which of the following works in photosynthesis of plants ?

Last Answer : Chlorophyll works in photosynthesis of plants.

What are the totiptent stem cells of plants ?

Description : What are the totiptent stem cells of plants ?

Last Answer : : Totiptent stem is the type of cell from which it is possible to produce plant seedlings directly.

What do plants absorb from the environment ?

Description : What do plants absorb from the environment ?

Last Answer : Plants absorb carbon dioxide from the environment.

Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are endangered plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum

Description : Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are ... plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum

Last Answer : Ans. ((c))

Consider the following statements: (1) Cucurbits are monoecious plant (2) In mango, neuter, male and female and female flowers occur together (3) Legumenous plants how unisexuality (4) Oblique septa is found in Rosaceae

Description : Consider the following statements: (1) Cucurbits are monoecious plant (2) In mango, neuter, male and female and female flowers occur together (3) Legumenous plants how unisexuality (4) Oblique septa is found in Rosaceae

Last Answer : Ans. ((b))

Cyanide resistant respiration is characteristic of: (a) Viruses (b) Bacteria (c) Plants (d) Animals

Description : Cyanide resistant respiration is characteristic of: (a) Viruses (b) Bacteria (c) Plants (d) Animals

Last Answer : Ans. ((c))

Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture

Description : Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture

Last Answer : Ans. ((d))

Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells

Description : Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells

Last Answer : Ans. ((c))

If a dwarf pea plant was treated with gibberellic acid, it became as tall, as tall pea plants. If these pea plants are crossed with pure tall pea plants, what will be the phenotypic ratio in F1 generation? (a) All dwarf plants (b) 50% tall and 50% dwarf plants (c) 75% tall and 25% dwarf plants (d) 100% tall plants

Description : If a dwarf pea plant was treated with gibberellic acid, it became as tall, as tall pea plants. If these pea plants are crossed with pure tall pea plants, what will be the phenotypic ratio in F1 generation? ... (b) 50% tall and 50% dwarf plants (c) 75% tall and 25% dwarf plants (d) 100% tall plants

Last Answer : Ans. ((d))