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 |
Question 8
Question MCQ▾
Power house of cell
Choices
Choice (4) | Response | |
---|---|---|
a. | Golgi complex | |
b. | SER | |
c. | RER | |
d. | Mitochondria |
Question 9
Question MCQ▾
Plasma membrane is ________
Choices
Choice (4) | Response | |
---|---|---|
a. | Permeable | |
b. | Permeable for water only | |
c. | Impermeable | |
d. | Selectively permeable |
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 |
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 |
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 |