Tag: evs

Questions Related to evs

Which animal do not reared in poultry farm?

evs sources of food and food habits of animals food material and source forests: our lifeline seed dispersal

  1. Turkey

  2. Goose

  3. Rabbit

  4. Duck

Show answer
Correct Option: C

Which of the following is the requirement of animal husbandry?

evs sources of food and food habits of animals food material and source forests: our lifeline seed dispersal

  1. Caring of animals

  2. Proper medical facility

  3. Good nutritional food

  4. All of the above

Show answer
Correct Option: D

An egg is the richest source of iron.

evs sources of food and food habits of animals food material and source forests: our lifeline seed dispersal

  1. True

  2. False

Show answer
Correct Option: A

The function of reservoir pool is to meet with the deficit of nutrient that occurs due to.

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Imbalance in rate of efflux and influx of nutrients

  2. Only efflux of nutrients

  3. Ceased nutrient cycle

  4. None of these

Show answer
Correct Option: A
Explanation:

The function of the reservoir is to meet the deficit which occurs due to meet the deficit which occurs due to imbalance in the rate of influx and efflux.

So, the correct option is 'Imbalance in rate of efflux and influx of nutrients'.

Which is not a characteristic of seral stages?

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Simplified food chain

  2. Few and generalised niches

  3. Low net primary productivity(NPP)

  4. Low energy use efficiency

Show answer
Correct Option: A

'Baking soda' and 'lime' has

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Low pH

  2. High pH

  3. Medium PH

  4. No PH

Show answer
Correct Option: B

The dead and decaying materials when decomposed by microorganism forms

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Humus

  2. Fertilizer

  3. Loamy soil

  4. None of the above

Show answer
Correct Option: A

Increase in the microorganism of soil increases the formation of 

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Humus

  2. Clay

  3. Rocks

  4. None of the above

Show answer
Correct Option: A

Which of the following can act as decomposers?

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Lion

  2. Tiger

  3. Monkey

  4. Fungi

Show answer
Correct Option: D

Humus can increase the 

evs forests: our lifeline food material and source sources of food and food habits of animals seed dispersal

  1. Soil fertility

  2. Water table

  3. Minerals

  4. None of the above

Show answer
Correct Option: A