NSO Level 1- Science Olympiad (SOF) Class 10: Questions 192 - 195 of 986

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Question number: 192

» Life Processes

Edit
Match List-Ⅰ List-Ⅱ▾

Question

Match the phytohormones of column I with role played by them in column II and select the correct option from the codes given below:

List-Ⅰ (Column I)List-Ⅱ (Column II)

(A)

Abscisic acid

(i)

Delays the ageing of leaves and other organs of plants

(B)

Gibberellins

(ii)

Induces dormancy in seeds and buds

(C)

Ethylene

(iii)

Promotes flowering in plants and breaks bud dormancy

(D)

Cytokinin

(iv)

Breaking dormancy of buds and seeds

Choices

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

a.

  • (ii)
  • (iv)
  • (iii)
  • (i)

b.

  • (iv)
  • (iii)
  • (ii)
  • (i)

c.

  • (i)
  • (ii)
  • (iii)
  • (iv)

d.

  • (i)
  • (ii)
  • (iv)
  • (iii)

Question number: 193

» Reproduction in Organisms

Edit
MCQ▾

Question

In which labelled part of the given figure does the swollen part at the bottom and its make ovules and store them, contain female gametes?

Find the labelled part in figure

Find the Labelled Part in Figure

Choices

Choice (4)Response

a.

Q

b.

R

c.

P

d.

S

Question number: 194

» Human Eye and Colourful World

Edit
MCQ▾

Question

Rainbow is believed to be

Choices

Choice (4)Response

a.

Full circle

b.

Spherical

c.

Hot plasma

d.

All a. , b. and c. are correct

Question number: 195

» Electricity

Edit
MCQ▾

Question

When a battery is connected across an unknown resistor, there is a current of in the circuit. Find the value of the resistance of the resistor.

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: