Cellular Structure

Q. Which of the following is a unicellular organism?

1. Amoeba
2. Onion
3. Banyan tree
4. Elephant

Q. Tissues are made up of a group of similar cells performing different functions.

1. False
2. True

Q.

Which of the following organisms is unicellular?

1. Butterfly

2. Amoeba

3. Grasshopper

4. Moth

Q. Select multicellular organisms from the following.

1. Man
2. Mouse
3. Cockroach
4. Paramoecium

Q. Cell is the smallest unit of a living organism.

1. True
2. False

Q. Which of these is not a type of a terrestrial habitat?

1. Pond
2. Mountain
3. Desert
4. Forest

Q. How many cells are found in the organism?

Q. Why is the cell called a physiological unit?

Q. Which of the following is the correct representation of organisation levels in living beings?

1. Subcellular $\to$ Cellular $\to$ Individual $\to$ Community $\to$ Population
2. Atomic $\to$ Molecular $\to$ Subcellular $\to$ Cellular $\to$ Tissue $\to$ Organ system $\to$ Individual
3. Individual $\to$ Population $\to$ Organ system $\to$ Tissue $\to$ Cellular $\to$ Molecular $\to$ Atomic
4. Atomic $\to$ Molecular $\to$ Tissue $\to$ Individual $\to$ Ecosystem $\to$ Community

Q. Which of the following statements concludes that ruminants are multicellular animals?

1. They have specialized organs for digestion.
2. They can reproduce.
3. They have lungs for breathing.
4. Both A and C.