Biology [NSO Level 1- Science Olympiad (SOF) Class 9]: Questions 7 - 12 of 1101

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Question 7

Question MCQ▾

Osmosis is ________

Choices

Choice (4)Response

a.

Movement of ions/salts/molecules from low concentration to high concentration with the use of ATP

b.

Movement of water molecules from low water potential to high water potential by utilising ATP

c.

Movement of water molecules from high water potential to lower water potential

d.

Movement of ions/salts/molecules from higher concentration to lower concentration

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Question 8

Question MCQ▾

Power house of cell

Choices

Choice (4)Response

a.

Golgi complex

b.

SER

c.

RER

d.

Mitochondria

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Question 9

Question MCQ▾

Plasma membrane is ________

Choices

Choice (4)Response

a.

Permeable

b.

Permeable for water only

c.

Impermeable

d.

Selectively permeable

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Question 10

Question MCQ▾

A mutant cell lacking normal ribosomes most likely would not be able to

Choices

Choice (4)Response

a.

Secrete steroid hormones

b.

Secrete protein hormones

c.

Carry on photophosphorylation

d.

Carry on photorespiration

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Question 11

Question MCQ▾

According to the cell theory

Choices

Choice (4)Response

a.

Cells are fundamental units of plants and animals.

b.

Cell division is done by mitosis & meiosis

c.

All cells have nuclei

d.

All cells have cell wall

Edit

Question 12

Question MCQ▾

How does RER differ from SER?

Choices

Choice (4)Response

a.

Have Mitochondria

b.

Have ribosomes & Synthesize Proteins

c.

Have Golgi complex & do post-translational modifications

d.

Question does not provide sufficient data or is vague

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