NSO Level 1- Science Olympiad (SOF) Class 9: Questions 239 - 243 of 1123

Access detailed explanations (illustrated with images and videos) to 1123 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 239

» Biology » Natural Resources

Edit
MCQ▾

Question

If there were no greenhouse gases then what would have happened to Earth’s temperature

Choices

Choice (4) Response

a.

Decrease in temperature

b.

Harmful UV rays reaching to the Earth’s surface

c.

Remains unaffected

d.

Increase in temperature

Question number: 240

» Biology » Improvement in Food Resources

Edit
MCQ▾

Question

Pisciculture is related with

Choices

Choice (4) Response

a.

Earthworms

b.

Honey bee

c.

Fish

d.

Silkworm

Question number: 241

» Biology » Natural Resources

Edit
MCQ▾

Question

Red data book is

Choices

Choice (4) Response

a.

Collection of extinct plants and animals

b.

Collection of endangered plants only

c.

Collection of endangered animals only

d.

Collection of endangered plants and animals

Question number: 242

» Biology » Natural Resources

Edit
Match List-Ⅰ List-Ⅱ▾

Question

Match the following.

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

Peat

(i)

Fossilization

(B)

Ozone layer

(ii)

Best for plant growth

(C)

Deforestation

(iii)

Protection to life from UV rays

(D)

Loamy soil

(iv)

Loss of biodiversity

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (iv)
  • (iii)
  • (ii)

b.

  • (i)
  • (iv)
  • (ii)
  • (iii)

c.

  • (i)
  • (iii)
  • (ii)
  • (iv)

d.

  • (i)
  • (iii)
  • (iv)
  • (ii)

Question number: 243

» Biology » Improvement in Food Resources

Edit
Match List-Ⅰ List-Ⅱ▾

Question

Match the following.

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

GM crops

(i)

Removal of anther

(B)

Honey bee colony

(ii)

1 queen, few drone, and lots of worker

(C)

Emasculation

(iii)

Allergic reactions and toxicity

(D)

Nature of honey

(iv)

Acidic

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (i)
  • (iv)
  • (iii)

b.

  • (iii)
  • (ii)
  • (i)
  • (iv)

c.

  • (i)
  • (ii)
  • (iv)
  • (iii)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

Developed by: