Related Questions

Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage?
A Smog & ozone
B Hydrogen fluoride & nitrogen oxides
C Sulphur dioxide & spray of weed killers
D Carbon monoxide
Mrs. Jansen recently moved to Arizona. She wants to fill her new backyard with flowering plants. Although she is an experienced gardener, she isn't very well-versed in what plants will do well in the Arizona climate. Also, there is a big tree in her backyard making for shady conditions and she isn't sure what plants will thrive without much direct sunlight. Her favorite gardening catalog offers several backyard seed packages. Which one should Mrs. Jansen choose?
A The Rainbow Collection is ideal for North-east gardens. It includes a variety of colorful perennials that thrive in cool, moist conditions.
B The Greenhouse Collection will blossom year after year if planted in brightly lit locations and watered regularly.
C The Treehouse Collection will provide lush green plants with delicate colorful flowers that thrive in shady and partially shady locations.
D The Oasis Collection includes a variety of perennials that thrive in dry climates and bright sunlight.
A garden has to plant tress in rows containing equal number of trees. If he plants in rows of 6,8,10 or 12. then five tress are ledt unplated. But if he plants in rows of 13 tress each, then no tress is left. What is the number of tress that the gardener plants?
A 485
B 854
C 725
D 625
Mosses and Lichens are the characteristic vegetation of ________
A Hot desert region
B Mediterranean region
C Temperate region
D Tundra region
The soil found in areas of heavy rainfall and high humidity, where there is good growth of vegetation is
A peat and marshy soil
B saline and alkaline soil
C black soil
D alluvial soil
Some people in Manipur live in houses bunt on floating islands of weeds and decaying vegetation held together by suspended slit. These islands are called
A Tipis
B Barkhans
C Phoomdis
D Izba
Tropical moist deciduous vegetation is to be found in Sahyadris, north-east plateau of the Peninsula and in the Shiwaliks. Which of the following is not a tree species of this group?
A Teak
B Sal
C Sandalwood
D Deodar
Conserving naturally planted vegetation brings about-.
A conservation of water that falls on the surface
B resisting microclimate change
C general drying out of the soil
D conservation of soil and water
Which one of the following statements concerning the natural vegetation of India is not correct?
A Sal is found in moist deciduous forests.
B Casuarina is largely found along the coastal region of Tamil Nadu.
C Deodar is a coniferous species of tree.
D Shola forests are found mainlyon the upper reaches of Himalaya.
Which one of the following terms for natural vegetation is associated with Siberia?
A Selva
B Taiga
C Pampas
D Savanna

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