Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

Which of the climate shows the given characteristics? Suitable for low growing mosses, lichens and flowering plants Region of permafrost where the subsoil is permanently frozen During summer very long duration of daylight Short growing season and waterlogging support only low growing plants
Consider the following statements and choose the correct answer:
1. The C4 plants can absorb CO2 even from a much low CO2 concentration when the C3 plants fail to avail it
2. The C4 plants require less energy to fix CO2 as compared to C3 plants
3. C4 plants are better adapted to tropical and desert areas where sunlight is more intense and the growing season is longer
4. Maize is a C4 plant
What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorganisms. 3. When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time. Which of the statements given above is/are correct?
Consider the following pairs : Olericulture cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants Arboriculture science of vegetable growing, dealing with the culture of non-woody plants for food Geoponic farming practice refers to growing plants in normal soil Which of the pairs given above is/are correctly matched?
Consider the following statements and choose the correct answer:
1. The effects of biotic factors include interactions amongst plants growing in a community, between plants and animals including man and between plants and soil-microorganisms
2. In a densly populated area, one of the most important types of biotic factors influencing vegetation is due to man's multifarious activities - this is noted in farming operations
3. Change or destruction of vegetation by fire is a direct biotic effect due to man's activities
4. In many cases different plant groups, plants and bacteria live in mutual benefit - this is called symbiosis in which each partner derives some benefit from the other
Consider the following statements and choose the correct answer:
1. Intense or strong light retards the growth of shoot
2. Shade plants are shorter and stockier than sun plants
3. Shade plants have dense covering of hairs while sun plants are less hairy
4. The stems of shade plants are taIler and more branched than that of sun plants
S1:Palaeobotany is the study of fossil plants preserved in rocks dating back in millions of years.
P :Records of the history of the world are contained in fossils.
Q :Through the ages, plants have evolved from simple to more complex forms.
R :First there were water plants then land plants appeared during the Paleozoic era.
S :But since the fossil remains appear locked in rock layers, they are closely related to the geologist area of investigation.
S6:The fossil plants indicate the age of the rock, and also point to facts regarding climate, temperature and topography.

The Proper sequence should be:
Plants have been used as healers and health rejuvenators since times immemorial. More than half the drugs under clinical use owe their origin to plants. The Glossary of Indian Medicinal Plants lists 3000 plants. Which part of the plants is used most for medicinal properties ? 
Read the following passage and answer the item that follows. Your answers to this item should be based on the passage only. The IMF has pointed out that the fast growing economies of Asia face the risk of falling into 'middle-income trap'. It means that average income in these countries, which till now have been growing rapidly, will stop growing beyond a point - a point that is well short of incomes in the developed West. The IMF identifies a number of causes of middle-income trap-none of which is surprising-from infrastructure to weak institutions, to less than favorable macroeconomic conditions. But the broad, overall cause, says IMF, is a collapse in the growth of productivity. Which among the following is the most logical, rational and critical inference that can be made from the above passage?
Consider the following statements regarding the crassulacean acid metabolism (CAM) plants and choose the correct answer:
1. CAM plants can synthesize large amounts of malic and isocitric acids at night
2. These are found in dry habitats
3. These are succulents with thick fleshy leaves, or, when leaves are absent, a swollen photosynthetic stem
4. These plants are generally slow growing