EASY
9th Foundation
IMPORTANT
Earn 100

Refer to the given structure of a prokaryotic cell and select the correct statement regarding it.

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Important Questions on SOF National Science Olympiad

EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 35

Refer to the given table and select the correct option regarding it.

Type of cell Solvent Result
RBC Ringer's solution X
RBC Concentrated salt solution Y
RBC Water Z
EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 36

“X” is a type of transport across plasma membrane that occurs against the concentration gradient and it requires energy in the form of ATP.
Identify “X” and select the incorrect option regarding it.

EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 37
Pulse polio immunisation programme was launched with an aim to eradicate polio disease. It involves simultaneous administration of polio drops (polio vaccine) to the high risk population on a single day throughout the nation. What is the basic objective of pulse polio immunisation programme?
EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 38
Which of the following statements regarding the carbon cycle is correct?
EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 39

Select the option that correctly identifies X and Y in the given flowchart.

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EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 40
The matrix of bone is in the form of thin concentric rings, called ________. Bone cells, called ________ are present in fluid-filled spaces called ___________. These fluid filled spaces of the bone communicate with each other by network of fine canals, called ___________.
Select the correct sequence of words to complete the above passage.
EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 41
Identify X in the given statement and select the correct option regarding it. “When soil is completely saturated with water and excess water accumulates around plant roots in the field, the condition is referred to as X”. X could damage crops because
EASY
9th Foundation
IMPORTANT
NSO Science Olympiad Workbook Grade 9>Chapter 17 - SOF National Science Olympiad>SCIENCE>Q 42

Read the given statements and select the option that correctly identifies them as true (T) and false (F) ones.

I. Downy Mildew in plants is caused by fungi.
Il. Chlamydomonas and Fucus are unicellular algae whereas Polysiphonia and Diatoms are multicellular.
Ill. Virus contains both DNA and RNA as genetic material.
IV. Citrus Canker is a bacterial disease that is highly contagious.