Vermiculture

Q. Difference between flat worms and round worms ?

Q.

Name 2 common Indian earthworms.

Q. What is green manure?

Q.

Humus accumulates in the tundra region beaucse:

1. There are no earthworms

2. The conditions are arid

3. There are no fires

4. Low temperature inhibit decay by organisms

Q.

Which part of a tapeworm contains both male and female reproductive organs?

1. Bothria

2. Pro-glottid

3. Scolex

4. Rostellum

Q.

Skin is kept moist in earthworms. It helps in

1. Respiration

2. Protection

3. Both (a) and (b)

4. Locomotion

Q.

Choose the odd one out, giving reasons for your choice.

Earthworm; snake; tapeworm; roundworm

Q. What is humus and explain how humus add fertility to the soil

Q.

Question 19
The locomotory organs of Echinodermata are

(a) tube feet
(b) muscular feet
(c) jointed legs
(d) parapodia

Q. Differentiate between compost and vermicompost?

Q.

What is the first segment in the body of an earthworm called?

Q. Assertion :Earthworms are known as 'friends of farmers' Reason: Earthworms make burrows in the soil and make the soil porous, which helps in respiration and penetration of developing plant roots.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Earthworm has no special sense organs, still they are sensitive to

1. Light and sound
2. touch and sound
3. Touch, taste and light
4. Touch, taste, light and vibrating

Q.

Humus is regarded as an organic colloid of soil.

1. True
2. False

Q.

Deficiency of phosphorus causes:

1. Cu, Mn and Fe

2. Co, Ni and Mo

3. Mn, Co and Ca

4. Ca, K and Na

Q. Define composting. What is vermicompost?

Q. What is common between earthworm and Periplaneta?

1. Both have red coloured blood.
2. Both have Malpighian tubules.
3. Both have segmented body.
4. Both possess anal styles.

Q. What is vermicompost?

Q.

The process of preparing manure with the help of earthworms and kitchen wastes is called:

1. Green manuring

2. Manuring

3. Vermicomposting

4. Farming

Q. Vermicompost is eco-friendly because.

1. Earthworms consume less food and produce vermicompost
2. Earthworms consume left overs and produce vermicompost
3. Earthworms consume microbes and vermicompost is microbe free
4. Vermicompost does not alter soil quality unlike synthetic fertilizers

Q. Difference between green manure and vermi compost?

Q.

Do flatworms have a muscular system?

Q. Choose the correct answer from the alternatives given.
The yellowing of leaves, called chlorosis, is usually caused by the deficiency of:

1. sodium
2. phosphorus
3. magnesium
4. calcium

Q.

Name three deficiency symptoms in plants.

Q. Organic manure formed by Earthworm is?

1. Urea
2. Ammonia
3. Worm casting
4. Vermiculture

Q. Differentiate between vermicompost and urea.

Q. What is humus? Distinguish between Mor and Mull humus.

Q.

The pH range of fresh water suitable for consumption by animals is ___ .

1. 2.5 - 3.0

2. 4.0 - 5.5

3. 6.5 - 7.5

4. 9 - 11

Q. Which of the following worms live in the soil?

1. Ringworm
2. Flatworm
3. Earthworm
4. Silkworm

Q. Which of the following enrich the soil with nutrients through natural process?

1. Vermicompost
2. Fertilizers
3. Pesticides
4. Insectisides