Tissues — Science STD 9 — Question

Who proposed the concept of evolution?

1. Aristoltle.
2. Theophrastus.
3. Darwin.
4. Linnaeus.

Cattle husbandry is done for the following purpose.

1. Milk production.
2. Agricultural work.
3. Meat production. 
4. Egg production.

1. (i), (ii) and (iii)
2. (ii), (iii) and (iv)
3. (iii) and (iv)
4. (i) and (iv)

Which is the most important source of food and fodder?

1. Algae
2. Fungi
3. Lichen
4. Cereal

Parenchyma which contains chlorophyll is called:

1. Collenchymas
2. Selerenchyma
3. Chlorenchyma
4. None of these

Find out the correct sentence about manure:

1. Manure contains large quantities of organic matter and small quantities of nutrients.
2. It increases the water holding capacity of sandy soil.
3. It helps in draining out of excess of water from  clayey soil.
4. Its excessive use pollutes environment because it is made of animal excretory waste.

“Drones” in the honeybee colony are born out from;

1. Unfertilized eggs.
2. Fertilized eggs and well nourished larvae.
3. Same as worker bee.
4. Fertilized eggs giving heat treatment.