Mention the type of host cells suitable for the gene guns to...
Name any two types of cells that act as 'cellular barrie...
How is repetitive/satellite DNA separated from bulk genomic ...
Write the name of the organism that is referred to as the ...
Name the greenhouse gases that contribute to global warming....
Identify 'a' and 'b' in the figure given bel...
Give an example of an organism that enters 'diapause'...
How is 'stratification' represented in a forest ecos...
(i) Name the scientist who suggested that the genetic code s...
Explain with the help of a suitable example the naming of a ...
Apart from being a part of the ...
Construct an age pyramid which reflects a stable growth stat...
Why does Bt toxin not kill the bacterium that produces it, b...
How does the gene 'I' control ABO blood groups in hu...
Identify the following pairs as homologous of analogous orga...
List the post-fertilisation events in angiosperms.
Study the graph given below and answer the questions that fo...
How did the process of RNA inte...
What are methanogens? Name the animals in which methanogens ...
(a) Name the tropical sugar cane variety grown in South Indi...
Women are often blamed for prod...
A colour-blind child is born to...
Name and explain the role of the inner and middle walls of t...
Explain any three advantages that seeds offer to angiosperms...
There are many animals that hav...
(a) Name the technology that has ...
(a) Draw a labelled diagrammatic ...
(a) Explain the process of DNA ...
Write the name of the organism that is referred to as the 'Terror of Bengal'.
Water hyacinth (Eichhornia crassipes) is referred to as the 'Terror of Bengal'.