Q6 of 55 Page 1

What is meant by asexual reproduction. List its any two different forms. 2

Asexual reproduction is a type of reproduction in which a new organism is produced from a single parent. Asexual reproduction doesn’t involves the sex cells to produce.

The two different forms of asexual reproduction are as follows:


1. Fission: example- Amoeba


2. Budding: example- Hydra


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List four properties of the image formed by a concave mirror when object is placed between focus and pole of the mirror.

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Define the term puberty. List two changes observed in girls at the time of puberty.

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The image of a candle flame placed at a distance of 36 cm from a spherical lens formed on a screen placed at a distance of 72 cm from the lens. Identify the type of lens and calculate its focal length. If the height of the flame is 2.5 cm, find the height of the image.

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An element 'M' has atomic number 12:

(a) Write its electronic configuration.


(b) State the group to which 'M' belongs.


(c) State the period to which 'M' belongs.


(d) State the valency of 'M'.


(e) Is 'M' a metal or a non-metal?


(f) Write the formula of its oxide.