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BIOLOGY MCQs

Total Questions : 2561 | Page 251 of 257 pages
Question 2501. Which is called as triple vaccine
  1.    BCG
  2.    TAB
  3.    DPT
  4.    All of these
 Discuss Question
Answer: Option C. -> DPT
Question 2502. Silviculture is the branch of botany in which we study about
  1.    Culture of algae
  2.    Silciphida plant
  3.    Culture of fungi
  4.    Development of forest
 Discuss Question
Answer: Option D. -> Development of forest
Question 2503. Every ecosystem must have
  1.    Both A & B
  2.    Autotrophs
  3.    Photosynthesizers
  4.    Heterotrophs
 Discuss Question
Answer: Option B. -> Autotrophs
Question 2504. Which of the following is an Autotroph?
  1.    Mushroom
  2.    Butterfly
  3.    Algae
  4.    Fish
 Discuss Question
Answer: Option C. -> Algae
Question 2505. The energy in most ecosystems comes from
  1.    Sun
  2.    Soil
  3.    Water
  4.    Carbon dioxide
 Discuss Question
Answer: Option A. -> Sun
Question 2506. Study of typical behaviour of organisms in their natural habitatis is called
  1.    Eugenics
  2.    Euthenics
  3.    Ethnology
  4.    Ehology
 Discuss Question
Answer: Option D. -> Ehology
Question 2507. Which of the following is an example of parasitism?
  1.    Ticks that live on dogs
  2.    Leeches consume blood of their host
  3.    All of these
  4.    Aphid insects eat the sap of the host plant
 Discuss Question
Answer: Option C. -> All of these
Question 2508. ________ is the interaction in which one species benefits and the other is neither harmed nor benefited.
  1.    Commensalism
  2.    Competition
  3.    Parasitism
  4.    Predation
 Discuss Question
Answer: Option A. -> Commensalism
Question 2509. Consider the following statements1. Different plant species grow together2. Light cannot penetrate into the lower strata full of undergrowth Which of the following type of vegetation is characterized by the above?
  1.    Tropical deciduous
  2.    Mediterranean
  3.    Equatorial moist evergreen
  4.    Warm temperate broad leaved deciduous
 Discuss Question
Answer: Option C. -> Equatorial moist evergreen
Question 2510. It is the branch of biology which deals with the study of relationship between organisms and their environment.
  1.    Genetics
  2.    Ecology
  3.    Taxonomy
  4.    Evolution
 Discuss Question
Answer: Option B. -> Ecology

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