

MCQOPTIONS
Saved Bookmarks
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Dairy Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
WHAT_ARE_POSITIVELY_CHARGED_IONS_IN_A_SOLUTION_CALLED??$ |
A. | Cation |
B. | Anion |
C. | Atom |
D. | Element |
Answer» B. Anion | |
2. |
Smallest part of an element that cannot exist as a free state is ? |
A. | Ion |
B. | Charge |
C. | Atom |
D. | Molecule |
Answer» B. Charge | |
3. |
The charge on neutron is ______ |
A. | Positive |
B. | Negative |
C. | Neutral |
D. | None |
Answer» D. None | |
4. |
The charge on Electron is _______ |
A. | Positive |
B. | Negative |
C. | Neutral |
D. | Both positive and Negative |
Answer» C. Neutral | |
5. |
The charge on proton is _____ |
A. | Positive |
B. | Negative |
C. | Neutral |
D. | Both positive and Negative |
Answer» B. Negative | |
6. |
What constitutes the nucleus of the atom? |
A. | Electron |
B. | Proton |
C. | Neutron |
D. | Proton and neutron |
Answer» E. | |
7. |
Approximately how many elements are known to us? |
A. | 20 |
B. | 30 |
C. | More than 100 |
D. | 50 |
Answer» D. 50 | |
8. |
A Substance in which all the atoms are of same kind is called ______ |
A. | Blocks |
B. | Pyramid |
C. | Element |
D. | Atom |
Answer» D. Atom | |
9. |
_____ is the smallest building block of all matter in nature and cannot be divided chemically. |
A. | Element |
B. | Molecule |
C. | Cube |
D. | Atom |
Answer» E. | |