# Oestrus cycle is cyclic changes in the activities of ovaries and accessory duct during 1) Reproductive (seasonal) period 2) Maturation period 3) Ageing period 4) Juvenile period

## Question ID - 100317 :- Oestrus cycle is cyclic changes in the activities of ovaries and accessory duct during 1) Reproductive (seasonal) period 2) Maturation period 3) Ageing period 4) Juvenile period

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Generally, the oestrus cycle takes place in the seasonal breeders. It is the cyclic change in the activity of ovaries and accessory duct during reproductive (seasonal) period

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A yo-yo is placed on a rough horizontal surface and a constant force which is less than its weight, pulls it vertically. Due to this

 a) Friction force acts towards left, so it will move towards left b) Friction force acts towards right, so it will move towards right c) It will move towards left, so friction acts towards left d) It will move towards right so friction force acts towards right