5/17/2012

How minerals and water are taken up by a plant?


How minerals and water are taken up by a plant?


Plants absorb water and minerals through roots. The roots have a minute cells xylem and phloem. The phloem cells take food materials to all parts of plants. And the xylem cells take water to all parts. The cells act as capillaries just like straws that we use to drink juices.

5/06/2012

Which animals give eggs and which animals give kids?


Which animals give eggs and which animals give kids?

Viviparous - Animal that bring forth live young ones which have developed inside the body of the parents are called as viviparous. example mammals - humans, dogs, cat etc.

Oviparous - Animals that give birth young ones through eggs are called as Oviparous. examples – birds

What is worth more gold or silver in today's economy?


What is worth more gold or silver in today's economy?


Gold and Silver is not worth in today's economy. If world banks are going sell the huge reserves of gold and silver the market may crash. And the inflation also adds up the price and the commodities also increases. But if you can find some good places that are showing up good returns in reality sectors depending on the economy and demography of your region it better to study the current situation and take a risk. Gold and silver are confined to smaller region like India only

What is grass good for?

In our ecosystem grass is useful in many ways.
It provides fodder for cow, horses, and other animals.
It provides shelter for insects and food for worms.
Bamboo is also a type of grass family. It provides wood for construction and making furniture.
Rice, wheat also belongs to grass family, which is the staple food for Asian countries like India.

5/05/2012

If you get a cutting of a fruit tree will it grow faster than from seed?


If you get a cutting of a fruit tree will it grow faster than from seed?

A cutting of a fruit tree has a shoot but it does not have the roots.
Plants that develop from the seed has a uniform development into a root and shoot system.
They have a viability to develop into a healthy plant.
Cutting of a plant has  chances to get dried up due to lake of absorption of water and minerals from the sand.  So the survival and faster growth of the plants depends upon the nature of the plant, its environment and genetic ability.

5/04/2012

How an insect enters mango seed?

How an insect enters mango seed?

Pollination takes place through insects. To attract the insects flowers produce nectar and colorful petals. Some insect needs to provide food for its young ones and to protect from predators. So, they lays eggs inside the flowers. When the flowers develop into a fruit, the insect larva burrows deep to the seed to get nourishment form the endosperm -  seed. By eating the endosperm it gets developed to a insect.

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