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Doctors Medicines MCQs Q&A

Consider the following statements regarding evidences of evolution and choose the correct answer:
1. Serodiagnostic tests of the members of the families of angiosperms help greatly in tracing out the phylogeny among themselves
2. The barriers like lofty mountains, deserts and sea are responsible for the origin of endemic species of a particular area
3. Endemic species are often found to originate with some closely allied species
4. Domestication of plants means the culture or cultivation of plants

Consider the following statements regarding evidences of evolution and choose the correct answer:
1. Serodiagnostic tests of the members of the families of angiosperms help greatly in tracing out the phylogeny among themselves
2. The barriers like lofty mountains, deserts and sea are responsible for the origin of endemic species of a particular area
3. Endemic species are often found to originate with some closely allied species
4. Domestication of plants means the culture or cultivation of plants Correct Answer 1, 2, 3 and 4 are true

Related Questions

Which of the following statements are true regarding cold and hot deserts: (a) Hot deserts have high temperature while cold deserts have low temperature. (b) hot deserts are battered by sun and are sandy. Cold deserts have ice and snow covered ground. (c) Hot deserts are red or orange while cold deserts are gray. (d) Hot and cold deserts experience a significant seasonal effect.
Identify the tests from the list given below, which are maximum performance tests in the context of research: 1. Personality tests 2. Projective personality tests 3. Achievement tests 4. Attitude tests 5. Intelligence tests 6. Aptitude tests Choose the correct answer from the options given below:
Consider the following statements and choose the correct answer:
1. Every species of animal and plant tends to produce more offspring than can survive within the normal range of the organism
2. There is a strong population pressure tending to force the individuals of each species to spread out and become established in new territories
3. The spread of a species is prevented by highways, such as land connections between continents
4. The spread of species is facilitated by geographical barriers, such as oceans, mountains, deserts and large rivers
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: All stools are round. Some mountains are round. Some ponds are mountains. All ponds are square. Conclusions: I. Some ponds are round. II. Some mountains are square. III. Some ponds are both mountains and round. IV. Some stools are square.
Which of the following statements is/are true? A- Endangered species are in the danger of extinction B- All endemic species become endangered C- Endemic spices may come under the threat of extinction on introduction of new species in that region D- Hotspots have numerous endemic species
Of the 45 families in a locality, 25 families have working mothers and 10 families have retired individuals as members to look after the children at home. Of the families, 8 have both working mothers and retired individuals as members. How many of the families have working mothers but no retired individuals as members?
S1: Evolution is not progress.
P: And yet, for all their differences, it is not wholly wrong to identify evolution with progress.
Q: As a noted scientist had said,"the tapeworm in its inglorious lot in man's intestine is an outcome of evolution as well as the lark at heaven's gate."
R: Three hundred million years after the first land creatures crawled out of the sea, the one-called amoeba is man himself.
S: The physical facts of evolution betray such advance.
S6: For, like progress, evolution does, over the long run, imply betterment.

The Proper sequence should be:
Read the given statements and conclusions carefully. Assuming that the Two statements are given followed by three conclusions numbered I, II and III. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: 1. All tanks are rivers. 2. All rivers are mountains. Conclusions: I. Some mountains are rivers. II. Some tanks are not mountains. III. Some mountains are tanks.
With reference to the cultivation of Kharif crops in India in the last five years, consider the following statements: 1. Area under rice cultivation is the highest. 2. Area under the cultivation of jowar is more than that of oilseeds. 3. Area of cotton cultivation is more than that of sugarcane. 4. Area under sugarcane cultivation has steadily decreased. Which of the statements given above are correct?
Consider the following statements regarding the Shifting Cultivation in India.  I. It is a kind of cultivation in which a plot of land is normally deserted at the end.  II. It is prevalent in the North-Eastern part of India.  III. The plot in this kind of cultivation is deserted because of the decrease in the yield in such plots.  Which among the above is/are correct regarding shifting cultivation in the country?