Life

Q.

Name any cell organelle which is non membranous.

Q.

Which is universal cell organelle

Q.

The plasma membrane of the cell is made up of____i____and___ii___

The information in which alternative completes the given statement?

1. 

2. 

3. 

4. 

Q. The major functions of cell membrane are

1. Anchoring and Selective Permeability

2. Shape and Selective Permeability

3. Defense and Selective Permeability

4. A, B and C

Q.

Cell Membrane is the ___ chemical component of a cell.

Q.

Name the only organelle which is not surrounded by a cell membrane.

Q. Name the only cell organelle not enclosed in a cell membrane

Q. Technically alcohol depresses the brain.

1. True
2. False

Q. Label the parts in the animal cell.

1. Nucleus
2. ER
3. Golgi bodies
4. Nucleolus

Q. S: All organisms must have a common ancestor.
R: All cells arise from a pre-existing cell.

1. S and R are true but R is not the correct explanation for S
2. S is false and R is true and R is not the correct explanation for S
3. S is true and R is false and R is the correct explanation for S
4. S and R are true and R is the correct explanation for S

Q. Plants have low energy needs as compared to animals because

1. Plants do not move.
2. Both A and B.
3. In a large plant body there are many dead cells.
4. None of the above.

Q. Ribosomes are the smallest organelles.

1. True
2. False

Q.

Which of the following statements is true?

1. The structural unit of living things is molecule.

2. All animals are autotrophs

3. All organisms reproduce sexually.

4. Organisms follow a life cycle of birth, growth, reproduction, ageing and death.

Q. Where are ribosomes synthesised?

1. Chromatin
2. Nuclear membrane
3. Nucleolus
4. Nuclear pore

Q.

The relationship between the two organisms when grown individually (Section P) and grown together

(Section Q) is shown in the graph. The relationship is most likely to be

1. protocooperation

2. parasitism

3. mutualism

4. commensalism