Organistaion of Life

Which organs in our body allows body to take in oxygen from air/
1. ears
2. eyes
3. nose
4. lungs
The process of taking air into lungs is-
1. expiration
2. inspiration
3. exhalation
4. none of these
_ is a property of a human biological system where the self-regulating process tends to maintain the balance for the survival.
1. homeostasis
2. diffusion
3. osmosis
4. inhalation
Osmosis is the movement of solvent particles across a _membrane from a dilute solution into a concentrated solution.
1. permeable
2. semipermeable
3. free
4. selectively permeable
The process of expelling air from lungs is called-
1. inhalation
2. expiration
3. respiration
4. fermentation
The sum of chemical reactions that sustains life is called-
1. catabolism
2. anabolism
3. metabolism
4. osmosis
_________Try to maintain the osmolality of their body matching with their surroundings.
1. Osmoregulators
2. Osmoconformers
3. Osmomolars
4. all of these
During which process, smaller molecules are changed into larger, more complex molecules?
1. catabolism
2. anabolism
3. metabolism
4. none of these
What is the smallest unit of life called?
1. molecule
2. cell
3. atom
4. element
Cells make up
1. organs
2. organ system
3. tissue
4. system