Uses of angiosperms - class-XI
Description: uses of angiosperms | |
Number of Questions: 75 | |
Created by: Girish Devgan | |
Tags: kingdom plantae plant kingdom economic importance of plants and animals plants in daily life biology |
A cultivated plant whose seed epidermis produces abundant cellulosic hairs used in textile industry and manufacture of fine quality paper is
The expansion of CIMAP is
Largest newspaper industry is situated at
Bamboo grows in
Stamen of an angiospermic plant is equivalent to?
Which state in India is the largest producer of cotton
Matunga, Bombay has one of the following institutes
Following arrangement is correct from the point of view of decreasing biodiversity in angiosperms (N), fungi (F), pteridophytes (P) and algae (A).
Function of embryonal suspensor in angiosperms is to?
Wax is obtained from
Who is author of book "Introduction to the Embryology" of Angiosperms?
Glycerine is obtained from
Important use of which of the following is as a lubricant
In angiosperms the pollen grain is normally pollinated at ____________.
Petroleum plant is
Ferula asafoetida is obtained from
Hevea yields
Bagasse is related to the manufacture of
Which state in India is the largest producer of sugarcane
Pungency of chilli is due to
Chicory powder which is mixed with coffee powder is obtained from
Major foreign exchange earner for India is
Cinnamon is obtained from
Chewing gum is produced from
Which of the following is the new world spice that has become an essential part of Indian cuisine
Vitis is a tendril climber, a species which is extensively used for
The plant whose seeds yield safflower and the petals an orange dye is
Bhojpatra is derived from
Germinating barley seeds are used in preparation of
Which part of the plant Eugenia aromatica do we use (in the form of cloves) as an aromatic spice
Which of the following provides 3 important ingredients of our food namely carbohydrates, fats and proteins
A fibre of greatest commercial importance is derived from epidermis of seeds or outside the seed coat is
Assertion : Theine cause bitterness and astringency of tea leaves.
Reason : The flavour of tea is due to the ethereal oil.
The plant which is used as a source of spice as well as dye is
Rat poison is obtained from
One of the group of fibre yielding plants of economic importance is
The fibres of commercial importance are obtained from
Which of the following plant seeds are used as "jewellery's weight"
Which of the following is grown as most important source of textile fibres in Bengal
Which of the following is wrongly matched
Saffron is produced from
Assertion : Vegetable oils are fats, which are present in plant cells in soluble form.
Reason : Vegetable oils only occur in cells of the embryo.
Which of the raw material is used in paper industry
Which of the following is called "Dhaan ka Katora"
Central institute of toxicology is at
In South East Asia, the basis of early agriculture was the
planting of
Assertion : Pigeon pea is the second most important pulse in India.
Reason : Pigeon pea is a woody, perennial shrub.
Assertion : Sunflower oil is suggested for heart patients.
Reason : Sunflower oil does not increase the cholesterol level
Which of the following is most important source of food
One of the following is a social foresting species with
multiple utility
What statement is true about microspore of angiosperms.
Richest source of vitamin 'C' is ______________.
In India the state famous for peanut cultivation is
During summer, Khas khas mats for cooling air are prepared
from the roots of
Which fibre crop occupies the maximum area in India or the most cultivated fibre crop in India is _______.
Cultivated cotton is obtained from ____________.
Which of the following is a pseudo-cereal crop
Which of the following plant yields oil and fibre both ____________.
The main source of food and fodder is
Match List- I with List-II and select the correct answer.
List-I | List-II |
---|---|
a. Medicago sativa | $1$. Fodder |
b. Tabebuia chrysantha | $2$. Ornamental |
c. Sesbania cannabina | $3$. Biofertilizer |
d. Derris elliptica | $4$. Insecticide |
Epidermal hairs of the seed coat are the important commodity in
In the mature pollen grains of angiosperms, recognition proteins are located in the ___________.
The active chemical drug reserpine is obtained from
The largest fibre crop of east India is
Which of the following groups of characteristics is applicable to the timber obtained from Sal(Shorea)?
Which gas easily oxidize paints, textile fibers and dyes?
Match List I with List II and select the correct answer using the codes below the lists:
List-I(Timber) | List-II(Country) | ||
---|---|---|---|
A. | Cedar | 1. | Myanmar |
B. | Douglas Fir | 2. | Canada |
C. | Mahogany | 3. | Mexico |
D. | Teak | 4. | Honduras |
Fibre of great commercial importance derived from the epidermis is
The Botanical name of ''indian rai''
The botanical name of manila hemp is
Jute fibre deteriorates quickly due to presence of
The cotton thread fibres are
Which of the following crop is most important for human
Ground nut is native of
Highest quantity of cellulose is found in