NSO Level 1- Science Olympiad (SOF) Class 8: Questions 160 - 164 of 1175

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Question 160

Question

MCQ▾

Which of the following statements are true about crops?

  1. Plants grown on a large scale.
  2. Growing plants with food value.
  3. Growing food commercially.
  4. Growing any type of plant commercially

Choices

Choice (4)Response

a.

3 and 4

b.

1,2 and 3

c.

2 and 3

d.

1 and 2

Question 161

Question

MCQ▾

Which of the following is not true about chemical fertilisers?

Choices

Choice (4)Response

a.

They are commercially available plant nutrients

b.

They ensure healthy growth of plants.

c.

They provide nitrogen, phosphorus, potassium etc to the soil.

d.

They provide humus to the soil.

Question 162

Question

MCQ▾

Shuffle the letters in the choices in correct order to find the answer. Which of the following is not an organic manure?

Choices

Choice (4)Response

a.

xerecat

b.

dongucw

c.

ruine

d.

shopat

Question 163

Question

MCQ▾

Sprinklers help in conservation of water in irrigation. The statements supporting this would be

  1. Sprinklers help to reduce the force of water
  2. They irrigate a large circular area with less water
  3. This method allows the soil to absorb less water

Choices

Choice (4)Response

a.

1,2 and 3

b.

2 and 3

c.

1 and 2

d.

1 and 3

Question 164

Question

MCQ▾

Shuffle the letters in the choices in correct order to find the answer. Which of the following is not a crop?

Choices

Choice (4)Response

a.

hawte

b.

zaemi

c.

thanximu

d.

dapyd

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