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प्रश्न
What is the use of tablet ‘Saheli’?
उत्तर
Saheli is an oral contraceptive pill.
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संबंधित प्रश्न
What is DNA copying?
Why are budding, fragmentation and regeneration, all considered to be asexual type of reproduction?
Asexual reproduction is :
(a) a fusion of specialised cells
(b) a method by which all types of organisms reproduce
(c) a method producing genetically identical offspring
(d) a method in which more than one parent are involved
Name two animals which undergo external fertilisation.
Name two animals which undergo internal fertilisation?
What type of fertilisation takes place in birds?
The characteristics transmitted from parents to offspring are present in :
(a) cytoplasm
(b) ribosome
(c) golgi bodies
(d) genes
Why is reproduction necessary for living organisms?
Bryophyllum can reproduce by its ______.
Give reason for the following:
Vegetative propagation is practised for growing only some type of plants.
Match the following:
| Column ‘I’ | Column ‘II’ |
|
(1) Inhibits plant growth
|
(a) Breaks large fat globules into smaller ones
|
|
(2) Cytokinins
|
(b) Auxins
|
|
(3) Cellular respiration
|
(c) Mitochondria
|
|
(4) Bile
|
(d) Promote cell division
|
|
(e) Abscisic acid
|
What do you mean by ‘Connecting Links’? Give one example.
Explain the term: Pollination.
Which of the following types require pollinator but the result is genetically similar to autogamy?
If diploid chromosome number in a flowering plant is 12, then which one of the following will have 6 chromosomes?
Multiple choice question.
Presence of beard in boys is a _______.
What is the function of inner cell mass?
In the list of animals given below, hen is the odd one out.
| human being | cow | dog | hen |
The reason for this is
Choose the correct meaning of reproduction.
