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What do you mean by the term rare species? Name some of the rare species.
Write down the chromosomal complement of the Turner’s syndrome?
What do you mean by criss-cross inheritance and tritanopia?
In which cross do you find out both phenotypic and genotypic ratios remain same?
Saprophytic nutrition is a form of the heterotrophic nutrition. What does the word heterotrophic signify?
Illustrate out the different organs involved in excretion in humans. Using an appropriate instances and with the assist of a labelled diagram, illustrate out how homeostasis is maintained by excreto
Name the two scientists mainly related with the cohesion-tension model of transport.
The diagram below exhibits the internal structure of the human ear.
State the accurate location of the cell membrane in the plant cells.
What do you mean by the term metabolism? Enzymes are necessary for metabolism. Describe why this statement is correct.
The graph shows the outcomes of a classroom investigation into the factors influencing the rate of photosynthesis. The variable investigated was either light intensity or CO2 concentration.
What is the importance of the fact that the two allele pairs are positioned on various chromosome pairs?
The diagram below shows the structure of a nephron and its related blood supply.
Illustrate one method of excretion in the flowering plants.
Give two manners in which the plants protect themselves from the adverse external environments.
Where some members of a species remain in the similar general area all through life and some members are migratory, mortality levels tend to be more in the migratory part of the population.
How are two strands of a DNA molecule joined altogether?
State the two different uses of a water bath in the biological investigations.
Scientists investigated the consequence of a certain mineral on the growth of wheat.
What do you mean by Ecological or Eltonian pyramids? Explain the pyramid of numbers and pyramid of biomass in grassland and a tree ecosystem.
Cellular respiration might take place in one phase or two phases.
The diagram below shows part of the human alimentary canal and associated structures.
Evaluate J-shaped pattern with S-shaped pattern of population growth.
What do you mean by the term endotherm? What word is employed to explain animals which are not endotherms?
The struggle between organisms for a scarce resource.