Organelle Release Oxygen
CBSE TEST PAPER-01 CLASS - IX Science (Cell: The basic unit of life) 1 The energy currency of cell is -: (a) ADP 2 (b) AMP (c) ATP (d) GTP [1] (c) Shrink (d) Show plasmolysis [1] (c) Mitochondria (d) Chloroplast [1] (d) Nerve cell [2] [2] [2] [2] [3] [3] [3] [1]
A cell in placed in hypotonic solution will -: (a) Swell up (b) Not undergo any change
3
Which organelle release oxygen? (a) Ribosome (b) Golgi apparatus
4
Which of the following human cells lack nuecleus? (a) WBC (b) RBC (c) Muscle cell
5 6 7 8 9
Which organelle is called ‘digestive bag’ and why? Why is osmoregulation is necessary in aquatic organisms? How does cell to cell movement of water takes place in plants? What are the differences between cell wall and cell membrane? What is prokaryotic cell? Differentiate between prokaryotic cell & eukaryotic cell?
10 What is a gene? What is its chemical composition and function? 11 If cell of onion peel and RBC are separately placed in hypotonic solution, what among the following will take place? Explain the reason. (a) Both the cells will swell (b) RBC will burst early while cells of onion peel will resist bursting to some extent (c) Both a and b are correct (d) RBC and onion peel cells will behave similarly 12 Briefly describe three important parts of cell.
[3]
Material downloaded from http://myCBSEguide.com and http://onlineteachers.co.in Portal for CBSE Notes, Test Papers, Sample Papers, Tips and Tricks
A cell in placed in hypotonic solution will -: (a) Swell up (b) Not undergo any change
3
Which organelle release oxygen? (a) Ribosome (b) Golgi apparatus
4
Which of the following human cells lack nuecleus? (a) WBC (b) RBC (c) Muscle cell
5 6 7 8 9
Which organelle is called ‘digestive bag’ and why? Why is osmoregulation is necessary in aquatic organisms? How does cell to cell movement of water takes place in plants? What are the differences between cell wall and cell membrane? What is prokaryotic cell? Differentiate between prokaryotic cell & eukaryotic cell?
10 What is a gene? What is its chemical composition and function? 11 If cell of onion peel and RBC are separately placed in hypotonic solution, what among the following will take place? Explain the reason. (a) Both the cells will swell (b) RBC will burst early while cells of onion peel will resist bursting to some extent (c) Both a and b are correct (d) RBC and onion peel cells will behave similarly 12 Briefly describe three important parts of cell.
[3]
Material downloaded from http://myCBSEguide.com and http://onlineteachers.co.in Portal for CBSE Notes, Test Papers, Sample Papers, Tips and Tricks